diff --git a/src/main/java/com/emr/controller/LoginController.java b/src/main/java/com/emr/controller/LoginController.java
index 01c81a1f..9cf0e70a 100644
--- a/src/main/java/com/emr/controller/LoginController.java
+++ b/src/main/java/com/emr/controller/LoginController.java
@@ -34,6 +34,12 @@ public class LoginController {
     @Value("${powerUrl}")
     private String powerUrl;
 
+    @Value("${STR_SPLIT}")
+    private String STR_SPLIT;
+
+    @Value("${WEBSOCKET_URLHEAD}")
+    private String WEBSOCKET_URLHEAD;
+
     @RequestMapping(value = "/toLogin")
     public String toLogin(Model model) {
         // 从session获取用户名
@@ -49,13 +55,16 @@ public class LoginController {
 
     //实现用户登录@PathVariable("username")
     @RequestMapping(value = "/login")
-    public String login(Model model, HttpServletRequest request) throws Exception{
+    public String login(Model model, HttpServletRequest request) throws Exception {
         String token = request.getParameter("token");
         String userName = request.getParameter("userName");
         UsernamePasswordToken userToken = new UsernamePasswordToken(userName, "456789");
         Subject subject = SecurityUtils.getSubject();
         subject.login(userToken);
         model.addAttribute("POWER_URLHEAD", POWER_JSP);
+        //传递通知需要的数据
+        model.addAttribute("WEBSOCKET_URLHEAD", WEBSOCKET_URLHEAD);
+        model.addAttribute("STR_SPLIT", STR_SPLIT);
         request.getSession().setAttribute("token", token);
         JAXDynamicClientFactory dcf = JAXDynamicClientFactory.newInstance();
         Client client = dcf.createClient(POWER_URLHEAD + "/WebService/PowerWebService?wsdl");
@@ -64,7 +73,7 @@ public class LoginController {
         Power_User powerUser = mapper.readValue(objects[0].toString(), Power_User.class);
         //设置进session
         request.getSession().setAttribute("CURRENT_USER", powerUser);
-        String url = powerUrl+"?sysFlag=emr_medical_record&userName="+ userName;
+        String url = powerUrl + "?sysFlag=emr_medical_record&userName=" + userName;
         JSONObject obj = HttpClientUtils.httpGet(url);
         if(obj!=null) {
             if ((obj.getString("code")).equals("100")) {
diff --git a/src/main/resources/config/jdbc.properties b/src/main/resources/config/jdbc.properties
index 0313db24..b44b0e79 100644
--- a/src/main/resources/config/jdbc.properties
+++ b/src/main/resources/config/jdbc.properties
@@ -7,7 +7,6 @@ jdbc.url=jdbc\:sqlserver\://${POWER_IP}:1433;databaseName=${dataBaseName}
 
 
 jdbc.driver=com.microsoft.sqlserver.jdbc.SQLServerDriver
-
 #hibernate config
 hibernate.dialect=org.hibernate.dialect.SQLServerDialect
 hibernate.show_sql=true
@@ -17,7 +16,10 @@ hibernate.hbm2ddl.auto=update
 hibernate.current_session_context_class=thread
 hibernate.jdbc.batch_size=50
 hibernate.enable_lazy_load_no_trans=true
-
+WEBSOCKET_URLHEAD=${POWER_JSPHEAD}:8088
+#\u901A\u77E5\u5B57\u7B26\u4E32\u95F4\u9694\u7B26
+STR_SPLIT=*^:|,.
+POWER_JSPHEAD=localhost
 ##\u56FE\u7247\u5730\u5740
 pictureUrl=Z:\\test\\uploadImage
 #\u672C\u5730\u81EA\u52A8\u751F\u6210PDF\u5730\u5740D:\tesst\autoPdf
diff --git a/src/main/webapp/WEB-INF/jspf/webSocket.jspf b/src/main/webapp/WEB-INF/jspf/webSocket.jspf
new file mode 100644
index 00000000..cf804566
--- /dev/null
+++ b/src/main/webapp/WEB-INF/jspf/webSocket.jspf
@@ -0,0 +1,110 @@
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<link rel="stylesheet" href="${path}/static/naranja/css/naranja.min.css"/>
+<script type="text/javascript" src="${path}/static/naranja/js/naranja.js"></script>
+<script type="text/javascript" src="${path}/static/naranja/sockjs.js"></script>
+<script>
+    var powerUrlHead = $("#POWER_JSP").val();
+
+    //跳转到通知
+    function noticeManage1(noticeId) {
+        var url = powerUrlHead + "/gatewayPage?noticeId=" + noticeId;
+        window.location.href = url;
+    }
+
+    /*******************************webSocket***********************************/
+    var userId = $("#userId").val();
+    var webSocketUrl = $("#webSocketUrl").val();
+    var strSplit = $("#strSplit").val();
+    var ws = new WebSocket("ws://" + webSocketUrl);
+    ws.onopen = function () {
+        ws.send(userId);
+        console.log("连接...")
+    }
+
+    //处理服务器发送来的数据
+    ws.onmessage = function (e) {
+        var msg = e.data.split(strSplit);
+        var a1 = msg[0];
+        if (msg.length == 5 && msg[2] == 2) {
+            narn1('warn', msg[0], msg[1], msg[3], msg[4]);
+        } else if (a1 == "借阅通知") {
+            narnBorrow('warn', msg[0], msg[1], msg[2]);
+        } else {
+            //通知信息
+            narn('warn', msg[0], msg[1], msg[2]);
+        }
+    };
+
+    ws.onclose = function () {
+        console.log("连接关闭");
+    };
+
+    ws.onerror = function () {
+        console.log('连接失败');
+    };
+
+    function narn(type, title, text, noticeId) {
+        naranja()[type]({
+            title: title,
+            text: text,
+            timeout: 1000 * 60,
+            buttons: [{
+                text: '查看详情',
+                click: function (e) {
+                    noticeManage1(noticeId)
+                }
+            }]
+        })
+    }
+
+    function narnBorrow(type, title, text, noticeId) {
+        debugger
+        naranja()[type]({
+            title: title,
+            text: text,
+            timeout: 1000 * 30
+        })
+    }
+
+    function narn1(type, title, text, type1, recallReturnId) {
+        var buttons = [];
+        buttons.push({
+            text: '已读',
+            click: function (e) {
+                saveRecallReturnRead(type1, recallReturnId);
+            }
+        });
+        if (type1 == 1) {
+            //催还信息
+            buttons.push({
+                text: '查看详情',
+                click: function (e) {
+                    var href = path + "/approve/approveList?id=" + recallReturnId;
+                    parent.$("#iFrame1").prop("src", href);
+                }
+            })
+        }
+        ;
+        naranja()[type]({
+            title: title,
+            text: text,
+            timeout: 1000 * 60,
+            buttons: buttons
+        })
+    }
+
+    //已读信息
+    function saveRecallReturnRead(type1, recallReturnId) {
+        $.ajax({
+            type: 'post',
+            url: path + "/approve/saveRecallReturnRead",
+            data: {type1: type1, id: recallReturnId},
+            dataType: 'json',
+            success: function (data) {
+                if (data.code != 0) {
+                    toastr.error(data.msg);
+                }
+            }
+        })
+    }
+</script>
diff --git a/src/main/webapp/WEB-INF/views/index.jsp b/src/main/webapp/WEB-INF/views/index.jsp
index a4970748..d6376488 100644
--- a/src/main/webapp/WEB-INF/views/index.jsp
+++ b/src/main/webapp/WEB-INF/views/index.jsp
@@ -13,6 +13,9 @@
     <%@ include file="/WEB-INF/jspf/common.jspf" %>
     <script type="text/javascript" src="${path}/static/js/menu.js"></script>
 </head>
+<%
+    String token = (String) request.getSession().getAttribute("token");
+%>
 <style>
     .navbar-custom-menu > li >span {
         overflow: hidden;
@@ -164,6 +167,15 @@
 
 </script>
 <body class="skin-blue" data-spy="scroll" data-target="#scrollspy" style="margin-top:-20px;">
+<input type="hidden" id="token" value="<%=token%>"/>
+<input type="hidden" id="roleId" value="${CURRENT_USER.roleId}"/>
+<!--webSocket所需-->
+<input type="hidden" id="userId" value="${CURRENT_USER.userId}"/>
+<input type="hidden" id="userName" value="${CURRENT_USER.userName}"/>
+<input type="hidden" id="POWER_URLHEAD" value="${POWER_URLHEAD}>">
+<input type="hidden" id="POWER_JSP" value="${POWER_URLHEAD}">
+<input type="hidden" id="webSocketUrl" value="${WEBSOCKET_URLHEAD}">
+<input type="hidden" id="strSplit" value="${STR_SPLIT}">
 <div class="wrapper">
     <header class="main-header">
         <!-- Logo -->
diff --git a/src/main/webapp/static/naranja/css/bootstrap-grid.min.css b/src/main/webapp/static/naranja/css/bootstrap-grid.min.css
new file mode 100644
index 00000000..1a480ca5
--- /dev/null
+++ b/src/main/webapp/static/naranja/css/bootstrap-grid.min.css
@@ -0,0 +1,14 @@
+/*!
+ * Bootstrap v3.3.5 (http://getbootstrap.com)
+ * Copyright 2011-2016 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ */
+
+/*!
+ * Generated using the Bootstrap Customizer (http://getbootstrap.com/customize/?id=bb2d2388d48b31344c5e)
+ * Config saved to config.json and https://gist.github.com/bb2d2388d48b31344c5e
+ *//*!
+ * Bootstrap v3.3.6 (http://getbootstrap.com)
+ * Copyright 2011-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ *//*! normalize.css v3.0.3 | MIT License | github.com/necolas/normalize.css */html{font-family:sans-serif;-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}body{margin:0}article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section,summary{display:block}audio,canvas,progress,video{display:inline-block;vertical-align:baseline}audio:not([controls]){display:none;height:0}[hidden],template{display:none}a{background-color:transparent}a:active,a:hover{outline:0}abbr[title]{border-bottom:1px dotted}b,strong{font-weight:bold}dfn{font-style:italic}h1{font-size:2em;margin:0.67em 0}mark{background:#ff0;color:#000}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sup{top:-0.5em}sub{bottom:-0.25em}img{border:0}svg:not(:root){overflow:hidden}figure{margin:1em 40px}hr{-webkit-box-sizing:content-box;-moz-box-sizing:content-box;box-sizing:content-box;height:0}pre{overflow:auto}code,kbd,pre,samp{font-family:monospace, 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(min-width:768px){.lead{font-size:21px}}small,.small{font-size:85%}mark,.mark{background-color:#fcf8e3;padding:.2em}.text-left{text-align:left}.text-right{text-align:right}.text-center{text-align:center}.text-justify{text-align:justify}.text-nowrap{white-space:nowrap}.text-lowercase{text-transform:lowercase}.text-uppercase{text-transform:uppercase}.text-capitalize{text-transform:capitalize}.text-muted{color:#777}.text-primary{color:#337ab7}a.text-primary:hover,a.text-primary:focus{color:#286090}.text-success{color:#3c763d}a.text-success:hover,a.text-success:focus{color:#2b542c}.text-info{color:#31708f}a.text-info:hover,a.text-info:focus{color:#245269}.text-warning{color:#8a6d3b}a.text-warning:hover,a.text-warning:focus{color:#66512c}.text-danger{color:#a94442}a.text-danger:hover,a.text-danger:focus{color:#843534}.bg-primary{color:#fff;background-color:#337ab7}a.bg-primary:hover,a.bg-primary:focus{background-color:#286090}.bg-success{background-color:#dff0d8}a.bg-success:hover,a.bg-success:focus{background-color:#c1e2b3}.bg-info{background-color:#d9edf7}a.bg-info:hover,a.bg-info:focus{background-color:#afd9ee}.bg-warning{background-color:#fcf8e3}a.bg-warning:hover,a.bg-warning:focus{background-color:#f7ecb5}.bg-danger{background-color:#f2dede}a.bg-danger:hover,a.bg-danger:focus{background-color:#e4b9b9}.page-header{padding-bottom:9px;margin:40px 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\ No newline at end of file
diff --git a/src/main/webapp/static/naranja/css/demo.css b/src/main/webapp/static/naranja/css/demo.css
new file mode 100644
index 00000000..208c6eb8
--- /dev/null
+++ b/src/main/webapp/static/naranja/css/demo.css
@@ -0,0 +1,29 @@
+body, html {
+    font-size: 100%;
+    padding: 0;
+    margin: 0;
+}
+
+/* Reset */
+*,
+*:after,
+*:before {
+    -webkit-box-sizing: border-box;
+    -moz-box-sizing: border-box;
+    box-sizing: border-box;
+}
+
+/* Clearfix hack by Nicolas Gallagher: http://nicolasgallagher.com/micro-clearfix-hack/ */
+.clearfix:before,
+.clearfix:after {
+    content: " ";
+    display: table;
+}
+
+.clearfix:after {
+    clear: both;
+}
+
+body {
+    font-family: "Microsoft YaHei", "Segoe UI", "Lucida Grande", Helvetica, Arial, sans-serif;
+}
\ No newline at end of file
diff --git a/src/main/webapp/static/naranja/css/naranja.min.css b/src/main/webapp/static/naranja/css/naranja.min.css
new file mode 100644
index 00000000..5943055e
--- /dev/null
+++ b/src/main/webapp/static/naranja/css/naranja.min.css
@@ -0,0 +1,213 @@
+.naranja-notification {
+	height: 0;
+	box-sizing: content-box;
+	padding: 10px 0;
+	transition: padding .7s cubic-bezier(0, .5, 0, 1), height .7s
+		cubic-bezier(0, .5, 0, 1)
+}
+
+.naranja-notification * {
+	box-sizing: border-box
+}
+
+.naranja-notification .narj-log {
+	background-color: #F9F9F9
+}
+
+.naranja-notification .narj-log button {
+	border: 1px solid #D2D2D2;
+	background-color: white
+}
+
+.naranja-notification .narj-log button:first-of-type {
+	color: #0099E5
+}
+
+.naranja-notification .narj-success {
+	background-color: #B8F4BC
+}
+
+.naranja-notification .narj-success button {
+	border: 1px solid #6ED69A;
+	background-color: #B8F4BC;
+	opacity: .9;
+	color: #11B674
+}
+
+.naranja-notification .narj-success button:first-of-type {
+	opacity: 1
+}
+
+.naranja-notification .narj-warn {
+	background-color: #FFDD85
+}
+
+.naranja-notification .narj-warn button {
+	border: 1px solid #F5CE69;
+	background-color: #FFDD85;
+	opacity: .9;
+	color: #D9993F
+}
+
+.naranja-notification .narj-warn button:first-of-type {
+	opacity: 1
+}
+
+.naranja-notification .narj-error {
+	background-color: #ED9286
+}
+
+.naranja-notification .narj-error button {
+	border: 1px solid #ED8476;
+	background-color: #ED9286;
+	opacity: .9;
+	color: #C24343
+}
+
+.naranja-notification .narj-error button:first-of-type {
+	opacity: 1
+}
+
+.naranja-notification .naranja-body-notification {
+	animation: .4s fadeUpIn 1 cubic-bezier(0, .5, 0, 1);
+	position: relative;
+	display: flex;
+	width: 310px;
+	border-radius: 4px;
+	padding: 7px;
+	box-shadow: 0 5px 10px rgba(0, 0, 0, 0.16);
+	margin-bottom: 7px;
+	margin-top: 12px;
+	opacity: 1;
+	transition: opacity .15s ease, marginTop .3s ease, marginBottom .3s ease,
+		padding .3s ease
+}
+
+.naranja-notification .naranja-body-notification:hover .naranja-close-icon
+	{
+	opacity: .7
+}
+
+.naranja-notification .naranja-body-notification:hover .naranja-close-icon:hover
+	{
+	opacity: 1
+}
+
+.naranja-notification .naranja-body-notification>div {
+	display: inline-flex;
+	justify-content: center;
+	align-items: center
+}
+
+.naranja-notification .naranja-body-notification .naranja-text-and-title
+	{
+	padding-left: 15px;
+	flex-direction: column;
+	justify-content: center;
+	align-items: flex-start
+}
+
+.naranja-notification .naranja-body-notification .naranja-text-and-title>p
+	{
+	margin: 5px;
+	font-family: 'Open Sans'
+}
+
+.naranja-notification .naranja-body-notification .naranja-text-and-title>div
+	{
+	width: 100%
+}
+
+.naranja-notification .naranja-body-notification .naranja-text-and-title>div button
+	{
+	float: right;
+	margin-left: 6px;
+	margin-top: 10px;
+	margin-bottom: 2px;
+	-webkit-appearance: none;
+	-moz-appearance: none;
+	-ms-appearance: none;
+	-o-appearance: none;
+	border-radius: 3px;
+	padding: 2px 11px;
+	font-size: 14px;
+	text-align: center;
+	outline: none;
+	border-width: 1px;
+	box-shadow: 0 2px 4px -2px rgba(0, 0, 0, 0.2);
+	cursor: pointer
+}
+
+.naranja-notification .naranja-body-notification .naranja-text-and-title>div button:active
+	{
+	opacity: .7
+}
+
+.naranja-notification .naranja-body-notification .naranja-title {
+	font-size: 20px;
+	opacity: 1
+}
+
+.naranja-notification .naranja-body-notification .naranja-parragraph {
+	font-size: 14px;
+	opacity: .6;
+	padding-right: 30px;
+	line-height: 1.4em
+}
+
+.naranja-close-icon {
+	position: absolute;
+	right: 7px;
+	top: 7px;
+	opacity: 0;
+	cursor: pointer;
+	transition: opacity .25s ease
+}
+
+@
+keyframes fadeUpIn {
+	from {opacity: .2;
+	box-shadow: 0 0 0 rgba(0, 0, 0, 0.5);
+	transform: scale(.95)
+}
+
+75%{
+opacity
+:
+1
+}
+to {
+	opacity: 1;
+	box-shadow: 0 5px 10px rgba(0, 0, 0, 0.16);
+	transform: scale(1)
+}
+
+}
+.naranja-notification-box {
+	z-index:999;
+	box-sizing: content-box;
+	display: flex;
+	flex-direction: column-reverse;
+	position: fixed;
+	bottom: 0;
+	right: 0;
+	width: 315px;
+	height: auto;
+	max-height: 100vh;
+	overflow: auto;
+	padding: 8px;
+	padding-top: 20px
+}
+
+.naranja-notification-box .naranja-notification-advice {
+	position: fixed;
+	right: 138px;
+	top: -39px;
+	transform: translateY(0);
+	cursor: pointer;
+	transition: transform .3s ease
+}
+
+.naranja-notification-box .naranja-notification-advice.active {
+	transform: translateY(60px)
+}
\ No newline at end of file
diff --git a/src/main/webapp/static/naranja/js/naranja.js b/src/main/webapp/static/naranja/js/naranja.js
new file mode 100644
index 00000000..115f2ba4
--- /dev/null
+++ b/src/main/webapp/static/naranja/js/naranja.js
@@ -0,0 +1,274 @@
+// bip sound
+// http://soundbible.com/mp3/A-Tone-His_Self-1266414414.mp3
+
+(function (factory) {
+    // checking for exports avalible
+    if (typeof module !== 'undefined' && module.exports) {
+        // export Collection
+        module.exports = factory
+    } else {
+        // else add to root variable
+        window['naranja'] = factory
+    }
+
+})(function () {
+    function setSideUpAnimation(finalNotification) {
+        setTimeout(function () {
+
+            var notificaciónHeight = finalNotification
+                .querySelector('.naranja-body-notification')
+                .offsetHeight
+
+            finalNotification.style.height = notificaciónHeight + 'px'
+        }, 0)
+    }
+
+    function createText(text) {
+        return document.createTextNode(text)
+    }
+
+    /**
+     * provide a reusable way to create html
+     * elements
+     * @param tag String – html tag name
+     * @param classes Array<String> – html tag classes
+     */
+
+    function createElement(tag, classes) {
+        var $HTMLElement = document.createElement(tag)
+        if (!!classes) {
+            classes.forEach(function (className) {
+                $HTMLElement.classList.add(className)
+            })
+        }
+
+        return $HTMLElement
+    }
+
+    var $narjContainer = document.querySelector('.naranja-notification-box')
+
+    if (!$narjContainer) {
+        $narjContainer = createElement('div', ['naranja-notification-box'])
+        $newNotificationsAdvice = createElement('div', ['naranja-notification-advice'])
+        $newNotificationsAdvice.addEventListener('click', function () {
+            $narjContainer.scrollTop = '0'
+        })
+        $narjContainer.appendChild($newNotificationsAdvice)
+
+        document.body.appendChild($narjContainer)
+    }
+
+    $narjContainer.__proto__.unshifElement = function (node) {
+        this.insertBefore(node, this.childNodes[0])
+    }
+
+    $narjContainer.addEventListener('scroll', function (e) {
+        if (e.currentTarget.scrollTop < 20) {
+            $newNotificationsAdvice.classList.remove('active')
+        }
+    })
+
+    return {
+        log: function (argm) {
+            this.createNotification('log', argm)
+        },
+        success: function (argm) {
+            this.createNotification('success', argm)
+        },
+        warn: function (argm) {
+            this.createNotification('warn', argm)
+        },
+        error: function (argm) {
+            this.createNotification('error', argm)
+        },
+
+        /*
+        * Internal methods for
+        * launch notifications
+        */
+        createNotification: function (type, argm) {
+
+            this.type = type
+            this.title = argm.title
+            this.text = argm.text
+            this.icon = (argm.icon === undefined) ? true : argm.icon
+            this.buttons = argm.buttons
+
+            var $notification = this.$createContainer()
+            var $body = $notification.querySelector('div')
+
+            this.$notification = $notification
+            this.$body = $body
+
+            // render icon if exists
+            if (this.icon) {
+                var $iconContainer = createElement('div', [
+                    'naranja-icon',
+                    'narj-icon-' + type
+                ])
+
+                $iconContainer.innerHTML = this.chooseIcon[type]
+
+                $body.appendChild($iconContainer)
+            }
+
+            var $title = this.createTitle()
+            var $text = this.createText()
+
+            var $textAndTitleContainer = createElement('div', [
+                'naranja-text-and-title'
+            ])
+
+            $textAndTitleContainer.appendChild($title)
+            $textAndTitleContainer.appendChild($text)
+
+            $body.appendChild($textAndTitleContainer)
+
+            // render buttons fragment if exists
+            if (this.buttons) {
+                var $buttons = this.createButtons($notification, $body)
+
+                $body
+                    .querySelector('.naranja-text-and-title')
+                    .appendChild($buttons)
+            }
+
+
+            var $close = createElement('div', [
+                'naranja-close-icon'
+            ])
+
+            $close.addEventListener('click', (function () {
+                this.closeNotification()
+            }).bind(this))
+
+            // var $close = document.createElement('div')
+            // $close.classList.add('naranja-close-icon')
+            $close.innerHTML = this.chooseIcon.close
+
+            $body.appendChild($close)
+
+            $narjContainer.unshifElement($notification)
+            setSideUpAnimation($notification)
+
+            if ($narjContainer.scrollTop > 20) {
+                $newNotificationsAdvice.classList.add('active')
+                $newNotificationsAdvice.innerHTML = this.chooseIcon.newNotification
+            }
+
+            if (argm.timeout !== 'keep') {
+                setTimeout(
+                    (function () {
+                        this.closeNotification()
+                    }).bind(this),
+                    argm.timeout || 5000
+                )
+            }
+        },
+        $createContainer: function () {
+            // generate box for notification
+
+            var $container = createElement('div', [
+                'naranja-notification',
+                'naranja-' + this.type
+            ])
+
+            var $innerContainer = createElement('div', [
+                'naranja-body-notification',
+                'narj-' + this.type
+            ])
+
+            $container.appendChild($innerContainer)
+
+            return $container
+        },
+        createTitle: function () {
+            var $parragraph = createElement('p', [
+                'naranja-title'
+            ])
+            var $tt = createText(this.title)
+            $parragraph.appendChild($tt)
+
+            return $parragraph
+        },
+        createText: function () {
+            var $title = createElement('p', [
+                'naranja-parragraph'
+            ])
+
+            var $tx = document.createTextNode(this.text)
+            $title.appendChild($tx)
+
+            return $title
+        },
+        createButtons: function ($notification, $body) {
+            var $buttonsContainer = createElement('div', [
+                'naranja-buttons-container'
+            ])
+
+            var self = this
+
+            this.buttons.forEach(function (button) {
+                var $buttonElement = createElement('button')
+                $buttonElement.appendChild(document.createTextNode(button.text))
+
+                $buttonElement.addEventListener('click', function (event) {
+
+                    self.removeNotification = true
+                    event.preventClose = function () {
+                        self.removeNotification = false
+                    }
+
+                    event.closeNotification = function () {
+                        self.closeNotification()
+                    }
+
+                    button.click(event)
+
+                    if (self.removeNotification) self.closeNotification()
+                })
+
+                $buttonsContainer.appendChild($buttonElement)
+            })
+
+            return $buttonsContainer
+        },
+        closeNotification: function () {
+            var self = this
+            if (!this.elementWasRemoved) {
+                self.$body.style.opacity = '0'
+                setTimeout(function () {
+                    self.$body.style.marginTop = '0px'
+                    self.$body.style.marginBottom = '0px'
+                    self.$body.style.padding = '0px'
+                    self.$notification.style.height = 0 + 'px'
+                    self.$notification.style.padding = 0 + 'px'
+                    setTimeout(function () {
+                        self.$notification
+                            .parentNode
+                            .removeChild(
+                                self.$notification
+                            )
+                    }, 600);
+                    if ($narjContainer.scrollTop < 20) {
+                        $newNotificationsAdvice.classList.remove('active')
+                    }
+                }, 150)
+            }
+            this.elementWasRemoved = true
+        },
+        chooseIcon: {
+            log: '<svg width="48" height="48" viewBox="0 0 48 48" fill="none" xmlns="http://www.w3.org/2000/svg"><circle cx="24" cy="24" r="24" fill="#EEEEEE"/><path d="M26.595 37.5C26.3313 37.9546 25.9528 38.332 25.4973 38.5943C25.0419 38.8566 24.5256 38.9947 24 38.9947C23.4744 38.9947 22.9581 38.8566 22.5027 38.5943C22.0472 38.332 21.6687 37.9546 21.405 37.5M39 31.5H9C10.1935 31.5 11.3381 31.0259 12.182 30.182C13.0259 29.3381 13.5 28.1935 13.5 27V19.5C13.5 16.7152 14.6062 14.0445 16.5754 12.0754C18.5445 10.1062 21.2152 9 24 9C26.7848 9 29.4555 10.1062 31.4246 12.0754C33.3938 14.0445 34.5 16.7152 34.5 19.5V27C34.5 28.1935 34.9741 29.3381 35.818 30.182C36.6619 31.0259 37.8065 31.5 39 31.5V31.5Z" stroke="black" stroke-opacity="0.73" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"/></svg>',
+
+            success: '<svg width="48" height="48" viewBox="0 0 48 48" fill="none" xmlns="http://www.w3.org/2000/svg"><circle cx="24" cy="24" r="24" fill="#6ED69A" fill-opacity="0.62"/><path d="M36 16.5L19.5 33L12 25.5" stroke="#11B674" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"/></svg>',
+
+            warn: '<svg width="48" height="48" viewBox="0 0 48 48" fill="none" xmlns="http://www.w3.org/2000/svg"><circle cx="24" cy="24" r="24" fill="#F5CE69"/><path d="M24 16.5C24.8285 16.5 25.5 17.1716 25.5 18V24C25.5 24.8284 24.8285 25.5 24 25.5C23.1715 25.5 22.5 24.8284 22.5 24V18C22.5 17.1716 23.1715 16.5 24 16.5Z" fill="#DCA14E"/><path d="M25.5 28.5C25.5 27.6716 24.8285 27 24 27C23.1715 27 22.5 27.6716 22.5 28.5V30C22.5 30.8284 23.1715 31.5 24 31.5C24.8285 31.5 25.5 30.8284 25.5 30V28.5Z" fill="#DCA14E"/><path fill-rule="evenodd" clip-rule="evenodd" d="M7.5 24C7.5 14.8873 14.8873 7.5 24 7.5C33.1127 7.5 40.5 14.8873 40.5 24C40.5 33.1127 33.1127 40.5 24 40.5C14.8873 40.5 7.5 33.1127 7.5 24ZM24 10.5C16.5441 10.5 10.5 16.5442 10.5 24C10.5 31.4558 16.5441 37.5 24 37.5C31.4559 37.5 37.5 31.4558 37.5 24C37.5 16.5442 31.4559 10.5 24 10.5Z" fill="#DCA14E"/></svg>',
+
+            error: '<svg width="48" height="48" viewBox="0 0 48 48" fill="none" xmlns="http://www.w3.org/2000/svg"><circle cx="24" cy="24" r="24" fill="#ED8476"/><path d="M34.0607 16.0607C34.6465 15.4749 34.6465 14.5251 34.0607 13.9393C33.4749 13.3536 32.5251 13.3536 31.9394 13.9393L24 21.8787L16.0607 13.9393C15.4749 13.3536 14.5251 13.3536 13.9394 13.9393C13.3535 14.5251 13.3535 15.4749 13.9394 16.0607L21.8787 24L13.9394 31.9393C13.3535 32.5251 13.3535 33.4749 13.9394 34.0607C14.5251 34.6464 15.4749 34.6464 16.0607 34.0607L24 26.1213L31.9394 34.0607C32.5251 34.6464 33.4749 34.6464 34.0607 34.0607C34.6465 33.4749 34.6465 32.5251 34.0607 31.9393L26.1213 24L34.0607 16.0607Z" fill="#C54F4F"/></svg>',
+
+            close: '<svg width="10" height="10" viewBox="0 0 10 10" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M9.70711 1.7071C10.0976 1.31659 10.0976 0.683407 9.70711 0.292889C9.31659 -0.0976295 8.68341 -0.0976295 8.29289 0.292889L5 3.58578L1.70711 0.292889C1.31659 -0.0976295 0.68342 -0.0976295 0.292894 0.292889C-0.0976315 0.683407 -0.0976315 1.31659 0.292894 1.7071L3.58579 5L0.292894 8.29289C-0.0976315 8.68341 -0.0976315 9.31659 0.292894 9.7071C0.68342 10.0976 1.31659 10.0976 1.70711 9.7071L5 6.41421L8.29289 9.7071C8.68341 10.0976 9.31659 10.0976 9.70711 9.7071C10.0976 9.31659 10.0976 8.68341 9.70711 8.29289L6.41422 5L9.70711 1.7071Z" fill="black" fill-opacity="0.37"/></svg>',
+
+            newNotification: '<svg width="41" height="41" viewBox="0 0 41 41" fill="none" xmlns="http://www.w3.org/2000/svg"><g filter="url(#filter0_d)"><circle cx="20.5" cy="16.5" r="16.5" fill="#C08AE1"/></g><path d="M13 21L21 13L29 21" stroke="black" stroke-opacity="0.6" stroke-width="3"/><defs><filter id="filter0_d" x="0" y="0" width="41" height="41" filterUnits="userSpaceOnUse" color-interpolation-filters="sRGB"><feFlood flood-opacity="0" result="BackgroundImageFix"/><feColorMatrix in="SourceAlpha" type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 127 0"/><feOffset dy="4"/><feGaussianBlur stdDeviation="2"/><feColorMatrix type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.25 0"/><feBlend mode="normal" in2="BackgroundImageFix" result="effect1_dropShadow"/><feBlend mode="normal" in="SourceGraphic" in2="effect1_dropShadow" result="shape"/></filter></defs></svg>'
+        }
+    }
+})
diff --git a/src/main/webapp/static/naranja/sockjs.js b/src/main/webapp/static/naranja/sockjs.js
new file mode 100644
index 00000000..dc1343ec
--- /dev/null
+++ b/src/main/webapp/static/naranja/sockjs.js
@@ -0,0 +1,6134 @@
+/* sockjs-client v1.4.0 | http://sockjs.org | MIT license */
+(function (f) {
+    if (typeof exports === "object" && typeof module !== "undefined") {
+        module.exports = f()
+    } else if (typeof define === "function" && define.amd) {
+        define([], f)
+    } else {
+        var g;
+        if (typeof window !== "undefined") {
+            g = window
+        } else if (typeof global !== "undefined") {
+            g = global
+        } else if (typeof self !== "undefined") {
+            g = self
+        } else {
+            g = this
+        }
+        g.SockJS = f()
+    }
+})(function () {
+    var define, module, exports;
+    return (function () {
+        function r(e, n, t) {
+            function o(i, f) {
+                if (!n[i]) {
+                    if (!e[i]) {
+                        var c = "function" == typeof require && require;
+                        if (!f && c) return c(i, !0);
+                        if (u) return u(i, !0);
+                        var a = new Error("Cannot find module '" + i + "'");
+                        throw a.code = "MODULE_NOT_FOUND", a
+                    }
+                    var p = n[i] = {exports: {}};
+                    e[i][0].call(p.exports, function (r) {
+                        var n = e[i][1][r];
+                        return o(n || r)
+                    }, p, p.exports, r, e, n, t)
+                }
+                return n[i].exports
+            }
+
+            for (var u = "function" == typeof require && require, i = 0; i < t.length; i++) o(t[i]);
+            return o
+        }
+
+        return r
+    })()({
+        1: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                var transportList = require('./transport-list');
+
+                module.exports = require('./main')(transportList);
+
+// TODO can't get rid of this until all servers do
+                if ('_sockjs_onload' in global) {
+                    setTimeout(global._sockjs_onload, 1);
+                }
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"./main": 14, "./transport-list": 16}],
+        2: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , Event = require('./event')
+            ;
+
+            function CloseEvent() {
+                Event.call(this);
+                this.initEvent('close', false, false);
+                this.wasClean = false;
+                this.code = 0;
+                this.reason = '';
+            }
+
+            inherits(CloseEvent, Event);
+
+            module.exports = CloseEvent;
+
+        }, {"./event": 4, "inherits": 57}],
+        3: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , EventTarget = require('./eventtarget')
+            ;
+
+            function EventEmitter() {
+                EventTarget.call(this);
+            }
+
+            inherits(EventEmitter, EventTarget);
+
+            EventEmitter.prototype.removeAllListeners = function (type) {
+                if (type) {
+                    delete this._listeners[type];
+                } else {
+                    this._listeners = {};
+                }
+            };
+
+            EventEmitter.prototype.once = function (type, listener) {
+                var self = this
+                    , fired = false;
+
+                function g() {
+                    self.removeListener(type, g);
+
+                    if (!fired) {
+                        fired = true;
+                        listener.apply(this, arguments);
+                    }
+                }
+
+                this.on(type, g);
+            };
+
+            EventEmitter.prototype.emit = function () {
+                var type = arguments[0];
+                var listeners = this._listeners[type];
+                if (!listeners) {
+                    return;
+                }
+                // equivalent of Array.prototype.slice.call(arguments, 1);
+                var l = arguments.length;
+                var args = new Array(l - 1);
+                for (var ai = 1; ai < l; ai++) {
+                    args[ai - 1] = arguments[ai];
+                }
+                for (var i = 0; i < listeners.length; i++) {
+                    listeners[i].apply(this, args);
+                }
+            };
+
+            EventEmitter.prototype.on = EventEmitter.prototype.addListener = EventTarget.prototype.addEventListener;
+            EventEmitter.prototype.removeListener = EventTarget.prototype.removeEventListener;
+
+            module.exports.EventEmitter = EventEmitter;
+
+        }, {"./eventtarget": 5, "inherits": 57}],
+        4: [function (require, module, exports) {
+            'use strict';
+
+            function Event(eventType) {
+                this.type = eventType;
+            }
+
+            Event.prototype.initEvent = function (eventType, canBubble, cancelable) {
+                this.type = eventType;
+                this.bubbles = canBubble;
+                this.cancelable = cancelable;
+                this.timeStamp = +new Date();
+                return this;
+            };
+
+            Event.prototype.stopPropagation = function () {
+            };
+            Event.prototype.preventDefault = function () {
+            };
+
+            Event.CAPTURING_PHASE = 1;
+            Event.AT_TARGET = 2;
+            Event.BUBBLING_PHASE = 3;
+
+            module.exports = Event;
+
+        }, {}],
+        5: [function (require, module, exports) {
+            'use strict';
+
+            /* Simplified implementation of DOM2 EventTarget.
+ *   http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget
+ */
+
+            function EventTarget() {
+                this._listeners = {};
+            }
+
+            EventTarget.prototype.addEventListener = function (eventType, listener) {
+                if (!(eventType in this._listeners)) {
+                    this._listeners[eventType] = [];
+                }
+                var arr = this._listeners[eventType];
+                // #4
+                if (arr.indexOf(listener) === -1) {
+                    // Make a copy so as not to interfere with a current dispatchEvent.
+                    arr = arr.concat([listener]);
+                }
+                this._listeners[eventType] = arr;
+            };
+
+            EventTarget.prototype.removeEventListener = function (eventType, listener) {
+                var arr = this._listeners[eventType];
+                if (!arr) {
+                    return;
+                }
+                var idx = arr.indexOf(listener);
+                if (idx !== -1) {
+                    if (arr.length > 1) {
+                        // Make a copy so as not to interfere with a current dispatchEvent.
+                        this._listeners[eventType] = arr.slice(0, idx).concat(arr.slice(idx + 1));
+                    } else {
+                        delete this._listeners[eventType];
+                    }
+                    return;
+                }
+            };
+
+            EventTarget.prototype.dispatchEvent = function () {
+                var event = arguments[0];
+                var t = event.type;
+                // equivalent of Array.prototype.slice.call(arguments, 0);
+                var args = arguments.length === 1 ? [event] : Array.apply(null, arguments);
+                // TODO: This doesn't match the real behavior; per spec, onfoo get
+                // their place in line from the /first/ time they're set from
+                // non-null. Although WebKit bumps it to the end every time it's
+                // set.
+                if (this['on' + t]) {
+                    this['on' + t].apply(this, args);
+                }
+                if (t in this._listeners) {
+                    // Grab a reference to the listeners list. removeEventListener may alter the list.
+                    var listeners = this._listeners[t];
+                    for (var i = 0; i < listeners.length; i++) {
+                        listeners[i].apply(this, args);
+                    }
+                }
+            };
+
+            module.exports = EventTarget;
+
+        }, {}],
+        6: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , Event = require('./event')
+            ;
+
+            function TransportMessageEvent(data) {
+                Event.call(this);
+                this.initEvent('message', false, false);
+                this.data = data;
+            }
+
+            inherits(TransportMessageEvent, Event);
+
+            module.exports = TransportMessageEvent;
+
+        }, {"./event": 4, "inherits": 57}],
+        7: [function (require, module, exports) {
+            'use strict';
+
+            var JSON3 = require('json3')
+                , iframeUtils = require('./utils/iframe')
+            ;
+
+            function FacadeJS(transport) {
+                this._transport = transport;
+                transport.on('message', this._transportMessage.bind(this));
+                transport.on('close', this._transportClose.bind(this));
+            }
+
+            FacadeJS.prototype._transportClose = function (code, reason) {
+                iframeUtils.postMessage('c', JSON3.stringify([code, reason]));
+            };
+            FacadeJS.prototype._transportMessage = function (frame) {
+                iframeUtils.postMessage('t', frame);
+            };
+            FacadeJS.prototype._send = function (data) {
+                this._transport.send(data);
+            };
+            FacadeJS.prototype._close = function () {
+                this._transport.close();
+                this._transport.removeAllListeners();
+            };
+
+            module.exports = FacadeJS;
+
+        }, {"./utils/iframe": 47, "json3": 58}],
+        8: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var urlUtils = require('./utils/url')
+                    , eventUtils = require('./utils/event')
+                    , JSON3 = require('json3')
+                    , FacadeJS = require('./facade')
+                    , InfoIframeReceiver = require('./info-iframe-receiver')
+                    , iframeUtils = require('./utils/iframe')
+                    , loc = require('./location')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:iframe-bootstrap');
+                }
+
+                module.exports = function (SockJS, availableTransports) {
+                    var transportMap = {};
+                    availableTransports.forEach(function (at) {
+                        if (at.facadeTransport) {
+                            transportMap[at.facadeTransport.transportName] = at.facadeTransport;
+                        }
+                    });
+
+                    // hard-coded for the info iframe
+                    // TODO see if we can make this more dynamic
+                    transportMap[InfoIframeReceiver.transportName] = InfoIframeReceiver;
+                    var parentOrigin;
+
+                    /* eslint-disable camelcase */
+                    SockJS.bootstrap_iframe = function () {
+                        /* eslint-enable camelcase */
+                        var facade;
+                        iframeUtils.currentWindowId = loc.hash.slice(1);
+                        var onMessage = function (e) {
+                            if (e.source !== parent) {
+                                return;
+                            }
+                            if (typeof parentOrigin === 'undefined') {
+                                parentOrigin = e.origin;
+                            }
+                            if (e.origin !== parentOrigin) {
+                                return;
+                            }
+
+                            var iframeMessage;
+                            try {
+                                iframeMessage = JSON3.parse(e.data);
+                            } catch (ignored) {
+                                debug('bad json', e.data);
+                                return;
+                            }
+
+                            if (iframeMessage.windowId !== iframeUtils.currentWindowId) {
+                                return;
+                            }
+                            switch (iframeMessage.type) {
+                                case 's':
+                                    var p;
+                                    try {
+                                        p = JSON3.parse(iframeMessage.data);
+                                    } catch (ignored) {
+                                        debug('bad json', iframeMessage.data);
+                                        break;
+                                    }
+                                    var version = p[0];
+                                    var transport = p[1];
+                                    var transUrl = p[2];
+                                    var baseUrl = p[3];
+                                    debug(version, transport, transUrl, baseUrl);
+                                    // change this to semver logic
+                                    if (version !== SockJS.version) {
+                                        throw new Error('Incompatible SockJS! Main site uses:' +
+                                            ' "' + version + '", the iframe:' +
+                                            ' "' + SockJS.version + '".');
+                                    }
+
+                                    if (!urlUtils.isOriginEqual(transUrl, loc.href) ||
+                                        !urlUtils.isOriginEqual(baseUrl, loc.href)) {
+                                        throw new Error('Can\'t connect to different domain from within an ' +
+                                            'iframe. (' + loc.href + ', ' + transUrl + ', ' + baseUrl + ')');
+                                    }
+                                    facade = new FacadeJS(new transportMap[transport](transUrl, baseUrl));
+                                    break;
+                                case 'm':
+                                    facade._send(iframeMessage.data);
+                                    break;
+                                case 'c':
+                                    if (facade) {
+                                        facade._close();
+                                    }
+                                    facade = null;
+                                    break;
+                            }
+                        };
+
+                        eventUtils.attachEvent('message', onMessage);
+
+                        // Start
+                        iframeUtils.postMessage('s');
+                    };
+                };
+
+            }).call(this, {env: {}})
+
+        }, {
+            "./facade": 7,
+            "./info-iframe-receiver": 10,
+            "./location": 13,
+            "./utils/event": 46,
+            "./utils/iframe": 47,
+            "./utils/url": 52,
+            "debug": 55,
+            "json3": 58
+        }],
+        9: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var EventEmitter = require('events').EventEmitter
+                    , inherits = require('inherits')
+                    , JSON3 = require('json3')
+                    , objectUtils = require('./utils/object')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:info-ajax');
+                }
+
+                function InfoAjax(url, AjaxObject) {
+                    EventEmitter.call(this);
+
+                    var self = this;
+                    var t0 = +new Date();
+                    this.xo = new AjaxObject('GET', url);
+
+                    this.xo.once('finish', function (status, text) {
+                        var info, rtt;
+                        if (status === 200) {
+                            rtt = (+new Date()) - t0;
+                            if (text) {
+                                try {
+                                    info = JSON3.parse(text);
+                                } catch (e) {
+                                    debug('bad json', text);
+                                }
+                            }
+
+                            if (!objectUtils.isObject(info)) {
+                                info = {};
+                            }
+                        }
+                        self.emit('finish', info, rtt);
+                        self.removeAllListeners();
+                    });
+                }
+
+                inherits(InfoAjax, EventEmitter);
+
+                InfoAjax.prototype.close = function () {
+                    this.removeAllListeners();
+                    this.xo.close();
+                };
+
+                module.exports = InfoAjax;
+
+            }).call(this, {env: {}})
+
+        }, {"./utils/object": 49, "debug": 55, "events": 3, "inherits": 57, "json3": 58}],
+        10: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , EventEmitter = require('events').EventEmitter
+                , JSON3 = require('json3')
+                , XHRLocalObject = require('./transport/sender/xhr-local')
+                , InfoAjax = require('./info-ajax')
+            ;
+
+            function InfoReceiverIframe(transUrl) {
+                var self = this;
+                EventEmitter.call(this);
+
+                this.ir = new InfoAjax(transUrl, XHRLocalObject);
+                this.ir.once('finish', function (info, rtt) {
+                    self.ir = null;
+                    self.emit('message', JSON3.stringify([info, rtt]));
+                });
+            }
+
+            inherits(InfoReceiverIframe, EventEmitter);
+
+            InfoReceiverIframe.transportName = 'iframe-info-receiver';
+
+            InfoReceiverIframe.prototype.close = function () {
+                if (this.ir) {
+                    this.ir.close();
+                    this.ir = null;
+                }
+                this.removeAllListeners();
+            };
+
+            module.exports = InfoReceiverIframe;
+
+        }, {"./info-ajax": 9, "./transport/sender/xhr-local": 37, "events": 3, "inherits": 57, "json3": 58}],
+        11: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                var EventEmitter = require('events').EventEmitter
+                    , inherits = require('inherits')
+                    , JSON3 = require('json3')
+                    , utils = require('./utils/event')
+                    , IframeTransport = require('./transport/iframe')
+                    , InfoReceiverIframe = require('./info-iframe-receiver')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:info-iframe');
+                }
+
+                function InfoIframe(baseUrl, url) {
+                    var self = this;
+                    EventEmitter.call(this);
+
+                    var go = function () {
+                        var ifr = self.ifr = new IframeTransport(InfoReceiverIframe.transportName, url, baseUrl);
+
+                        ifr.once('message', function (msg) {
+                            if (msg) {
+                                var d;
+                                try {
+                                    d = JSON3.parse(msg);
+                                } catch (e) {
+                                    debug('bad json', msg);
+                                    self.emit('finish');
+                                    self.close();
+                                    return;
+                                }
+
+                                var info = d[0], rtt = d[1];
+                                self.emit('finish', info, rtt);
+                            }
+                            self.close();
+                        });
+
+                        ifr.once('close', function () {
+                            self.emit('finish');
+                            self.close();
+                        });
+                    };
+
+                    // TODO this seems the same as the 'needBody' from transports
+                    if (!global.document.body) {
+                        utils.attachEvent('load', go);
+                    } else {
+                        go();
+                    }
+                }
+
+                inherits(InfoIframe, EventEmitter);
+
+                InfoIframe.enabled = function () {
+                    return IframeTransport.enabled();
+                };
+
+                InfoIframe.prototype.close = function () {
+                    if (this.ifr) {
+                        this.ifr.close();
+                    }
+                    this.removeAllListeners();
+                    this.ifr = null;
+                };
+
+                module.exports = InfoIframe;
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {
+            "./info-iframe-receiver": 10,
+            "./transport/iframe": 22,
+            "./utils/event": 46,
+            "debug": 55,
+            "events": 3,
+            "inherits": 57,
+            "json3": 58
+        }],
+        12: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var EventEmitter = require('events').EventEmitter
+                    , inherits = require('inherits')
+                    , urlUtils = require('./utils/url')
+                    , XDR = require('./transport/sender/xdr')
+                    , XHRCors = require('./transport/sender/xhr-cors')
+                    , XHRLocal = require('./transport/sender/xhr-local')
+                    , XHRFake = require('./transport/sender/xhr-fake')
+                    , InfoIframe = require('./info-iframe')
+                    , InfoAjax = require('./info-ajax')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:info-receiver');
+                }
+
+                function InfoReceiver(baseUrl, urlInfo) {
+                    debug(baseUrl);
+                    var self = this;
+                    EventEmitter.call(this);
+
+                    setTimeout(function () {
+                        self.doXhr(baseUrl, urlInfo);
+                    }, 0);
+                }
+
+                inherits(InfoReceiver, EventEmitter);
+
+// TODO this is currently ignoring the list of available transports and the whitelist
+
+                InfoReceiver._getReceiver = function (baseUrl, url, urlInfo) {
+                    // determine method of CORS support (if needed)
+                    if (urlInfo.sameOrigin) {
+                        return new InfoAjax(url, XHRLocal);
+                    }
+                    if (XHRCors.enabled) {
+                        return new InfoAjax(url, XHRCors);
+                    }
+                    if (XDR.enabled && urlInfo.sameScheme) {
+                        return new InfoAjax(url, XDR);
+                    }
+                    if (InfoIframe.enabled()) {
+                        return new InfoIframe(baseUrl, url);
+                    }
+                    return new InfoAjax(url, XHRFake);
+                };
+
+                InfoReceiver.prototype.doXhr = function (baseUrl, urlInfo) {
+                    var self = this
+                        , url = urlUtils.addPath(baseUrl, '/info')
+                    ;
+                    debug('doXhr', url);
+
+                    this.xo = InfoReceiver._getReceiver(baseUrl, url, urlInfo);
+
+                    this.timeoutRef = setTimeout(function () {
+                        debug('timeout');
+                        self._cleanup(false);
+                        self.emit('finish');
+                    }, InfoReceiver.timeout);
+
+                    this.xo.once('finish', function (info, rtt) {
+                        debug('finish', info, rtt);
+                        self._cleanup(true);
+                        self.emit('finish', info, rtt);
+                    });
+                };
+
+                InfoReceiver.prototype._cleanup = function (wasClean) {
+                    debug('_cleanup');
+                    clearTimeout(this.timeoutRef);
+                    this.timeoutRef = null;
+                    if (!wasClean && this.xo) {
+                        this.xo.close();
+                    }
+                    this.xo = null;
+                };
+
+                InfoReceiver.prototype.close = function () {
+                    debug('close');
+                    this.removeAllListeners();
+                    this._cleanup(false);
+                };
+
+                InfoReceiver.timeout = 8000;
+
+                module.exports = InfoReceiver;
+
+            }).call(this, {env: {}})
+
+        }, {
+            "./info-ajax": 9,
+            "./info-iframe": 11,
+            "./transport/sender/xdr": 34,
+            "./transport/sender/xhr-cors": 35,
+            "./transport/sender/xhr-fake": 36,
+            "./transport/sender/xhr-local": 37,
+            "./utils/url": 52,
+            "debug": 55,
+            "events": 3,
+            "inherits": 57
+        }],
+        13: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                module.exports = global.location || {
+                    origin: 'http://localhost:80'
+                    , protocol: 'http:'
+                    , host: 'localhost'
+                    , port: 80
+                    , href: 'http://localhost/'
+                    , hash: ''
+                };
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {}],
+        14: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                require('./shims');
+
+                var URL = require('url-parse')
+                    , inherits = require('inherits')
+                    , JSON3 = require('json3')
+                    , random = require('./utils/random')
+                    , escape = require('./utils/escape')
+                    , urlUtils = require('./utils/url')
+                    , eventUtils = require('./utils/event')
+                    , transport = require('./utils/transport')
+                    , objectUtils = require('./utils/object')
+                    , browser = require('./utils/browser')
+                    , log = require('./utils/log')
+                    , Event = require('./event/event')
+                    , EventTarget = require('./event/eventtarget')
+                    , loc = require('./location')
+                    , CloseEvent = require('./event/close')
+                    , TransportMessageEvent = require('./event/trans-message')
+                    , InfoReceiver = require('./info-receiver')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:main');
+                }
+
+                var transports;
+
+// follow constructor steps defined at http://dev.w3.org/html5/websockets/#the-websocket-interface
+                function SockJS(url, protocols, options) {
+                    if (!(this instanceof SockJS)) {
+                        return new SockJS(url, protocols, options);
+                    }
+                    if (arguments.length < 1) {
+                        throw new TypeError("Failed to construct 'SockJS: 1 argument required, but only 0 present");
+                    }
+                    EventTarget.call(this);
+
+                    this.readyState = SockJS.CONNECTING;
+                    this.extensions = '';
+                    this.protocol = '';
+
+                    // non-standard extension
+                    options = options || {};
+                    if (options.protocols_whitelist) {
+                        log.warn("'protocols_whitelist' is DEPRECATED. Use 'transports' instead.");
+                    }
+                    this._transportsWhitelist = options.transports;
+                    this._transportOptions = options.transportOptions || {};
+                    this._timeout = options.timeout || 0;
+
+                    var sessionId = options.sessionId || 8;
+                    if (typeof sessionId === 'function') {
+                        this._generateSessionId = sessionId;
+                    } else if (typeof sessionId === 'number') {
+                        this._generateSessionId = function () {
+                            return random.string(sessionId);
+                        };
+                    } else {
+                        throw new TypeError('If sessionId is used in the options, it needs to be a number or a function.');
+                    }
+
+                    this._server = options.server || random.numberString(1000);
+
+                    // Step 1 of WS spec - parse and validate the url. Issue #8
+                    var parsedUrl = new URL(url);
+                    if (!parsedUrl.host || !parsedUrl.protocol) {
+                        throw new SyntaxError("The URL '" + url + "' is invalid");
+                    } else if (parsedUrl.hash) {
+                        throw new SyntaxError('The URL must not contain a fragment');
+                    } else if (parsedUrl.protocol !== 'http:' && parsedUrl.protocol !== 'https:') {
+                        throw new SyntaxError("The URL's scheme must be either 'http:' or 'https:'. '" + parsedUrl.protocol + "' is not allowed.");
+                    }
+
+                    var secure = parsedUrl.protocol === 'https:';
+                    // Step 2 - don't allow secure origin with an insecure protocol
+                    if (loc.protocol === 'https:' && !secure) {
+                        throw new Error('SecurityError: An insecure SockJS connection may not be initiated from a page loaded over HTTPS');
+                    }
+
+                    // Step 3 - check port access - no need here
+                    // Step 4 - parse protocols argument
+                    if (!protocols) {
+                        protocols = [];
+                    } else if (!Array.isArray(protocols)) {
+                        protocols = [protocols];
+                    }
+
+                    // Step 5 - check protocols argument
+                    var sortedProtocols = protocols.sort();
+                    sortedProtocols.forEach(function (proto, i) {
+                        if (!proto) {
+                            throw new SyntaxError("The protocols entry '" + proto + "' is invalid.");
+                        }
+                        if (i < (sortedProtocols.length - 1) && proto === sortedProtocols[i + 1]) {
+                            throw new SyntaxError("The protocols entry '" + proto + "' is duplicated.");
+                        }
+                    });
+
+                    // Step 6 - convert origin
+                    var o = urlUtils.getOrigin(loc.href);
+                    this._origin = o ? o.toLowerCase() : null;
+
+                    // remove the trailing slash
+                    parsedUrl.set('pathname', parsedUrl.pathname.replace(/\/+$/, ''));
+
+                    // store the sanitized url
+                    this.url = parsedUrl.href;
+                    debug('using url', this.url);
+
+                    // Step 7 - start connection in background
+                    // obtain server info
+                    // http://sockjs.github.io/sockjs-protocol/sockjs-protocol-0.3.3.html#section-26
+                    this._urlInfo = {
+                        nullOrigin: !browser.hasDomain()
+                        , sameOrigin: urlUtils.isOriginEqual(this.url, loc.href)
+                        , sameScheme: urlUtils.isSchemeEqual(this.url, loc.href)
+                    };
+
+                    this._ir = new InfoReceiver(this.url, this._urlInfo);
+                    this._ir.once('finish', this._receiveInfo.bind(this));
+                }
+
+                inherits(SockJS, EventTarget);
+
+                function userSetCode(code) {
+                    return code === 1000 || (code >= 3000 && code <= 4999);
+                }
+
+                SockJS.prototype.close = function (code, reason) {
+                    // Step 1
+                    if (code && !userSetCode(code)) {
+                        throw new Error('InvalidAccessError: Invalid code');
+                    }
+                    // Step 2.4 states the max is 123 bytes, but we are just checking length
+                    if (reason && reason.length > 123) {
+                        throw new SyntaxError('reason argument has an invalid length');
+                    }
+
+                    // Step 3.1
+                    if (this.readyState === SockJS.CLOSING || this.readyState === SockJS.CLOSED) {
+                        return;
+                    }
+
+                    // TODO look at docs to determine how to set this
+                    var wasClean = true;
+                    this._close(code || 1000, reason || 'Normal closure', wasClean);
+                };
+
+                SockJS.prototype.send = function (data) {
+                    // #13 - convert anything non-string to string
+                    // TODO this currently turns objects into [object Object]
+                    if (typeof data !== 'string') {
+                        data = '' + data;
+                    }
+                    if (this.readyState === SockJS.CONNECTING) {
+                        throw new Error('InvalidStateError: The connection has not been established yet');
+                    }
+                    if (this.readyState !== SockJS.OPEN) {
+                        return;
+                    }
+                    this._transport.send(escape.quote(data));
+                };
+
+                SockJS.version = require('./version');
+
+                SockJS.CONNECTING = 0;
+                SockJS.OPEN = 1;
+                SockJS.CLOSING = 2;
+                SockJS.CLOSED = 3;
+
+                SockJS.prototype._receiveInfo = function (info, rtt) {
+                    debug('_receiveInfo', rtt);
+                    this._ir = null;
+                    if (!info) {
+                        this._close(1002, 'Cannot connect to server');
+                        return;
+                    }
+
+                    // establish a round-trip timeout (RTO) based on the
+                    // round-trip time (RTT)
+                    this._rto = this.countRTO(rtt);
+                    // allow server to override url used for the actual transport
+                    this._transUrl = info.base_url ? info.base_url : this.url;
+                    info = objectUtils.extend(info, this._urlInfo);
+                    debug('info', info);
+                    // determine list of desired and supported transports
+                    var enabledTransports = transports.filterToEnabled(this._transportsWhitelist, info);
+                    this._transports = enabledTransports.main;
+                    debug(this._transports.length + ' enabled transports');
+
+                    this._connect();
+                };
+
+                SockJS.prototype._connect = function () {
+                    for (var Transport = this._transports.shift(); Transport; Transport = this._transports.shift()) {
+                        debug('attempt', Transport.transportName);
+                        if (Transport.needBody) {
+                            if (!global.document.body ||
+                                (typeof global.document.readyState !== 'undefined' &&
+                                    global.document.readyState !== 'complete' &&
+                                    global.document.readyState !== 'interactive')) {
+                                debug('waiting for body');
+                                this._transports.unshift(Transport);
+                                eventUtils.attachEvent('load', this._connect.bind(this));
+                                return;
+                            }
+                        }
+
+                        // calculate timeout based on RTO and round trips. Default to 5s
+                        var timeoutMs = Math.max(this._timeout, (this._rto * Transport.roundTrips) || 5000);
+                        this._transportTimeoutId = setTimeout(this._transportTimeout.bind(this), timeoutMs);
+                        debug('using timeout', timeoutMs);
+
+                        var transportUrl = urlUtils.addPath(this._transUrl, '/' + this._server + '/' + this._generateSessionId());
+                        var options = this._transportOptions[Transport.transportName];
+                        debug('transport url', transportUrl);
+                        var transportObj = new Transport(transportUrl, this._transUrl, options);
+                        transportObj.on('message', this._transportMessage.bind(this));
+                        transportObj.once('close', this._transportClose.bind(this));
+                        transportObj.transportName = Transport.transportName;
+                        this._transport = transportObj;
+
+                        return;
+                    }
+                    this._close(2000, 'All transports failed', false);
+                };
+
+                SockJS.prototype._transportTimeout = function () {
+                    debug('_transportTimeout');
+                    if (this.readyState === SockJS.CONNECTING) {
+                        if (this._transport) {
+                            this._transport.close();
+                        }
+
+                        this._transportClose(2007, 'Transport timed out');
+                    }
+                };
+
+                SockJS.prototype._transportMessage = function (msg) {
+                    debug('_transportMessage', msg);
+                    var self = this
+                        , type = msg.slice(0, 1)
+                        , content = msg.slice(1)
+                        , payload
+                    ;
+
+                    // first check for messages that don't need a payload
+                    switch (type) {
+                        case 'o':
+                            this._open();
+                            return;
+                        case 'h':
+                            this.dispatchEvent(new Event('heartbeat'));
+                            debug('heartbeat', this.transport);
+                            return;
+                    }
+
+                    if (content) {
+                        try {
+                            payload = JSON3.parse(content);
+                        } catch (e) {
+                            debug('bad json', content);
+                        }
+                    }
+
+                    if (typeof payload === 'undefined') {
+                        debug('empty payload', content);
+                        return;
+                    }
+
+                    switch (type) {
+                        case 'a':
+                            if (Array.isArray(payload)) {
+                                payload.forEach(function (p) {
+                                    debug('message', self.transport, p);
+                                    self.dispatchEvent(new TransportMessageEvent(p));
+                                });
+                            }
+                            break;
+                        case 'm':
+                            debug('message', this.transport, payload);
+                            this.dispatchEvent(new TransportMessageEvent(payload));
+                            break;
+                        case 'c':
+                            if (Array.isArray(payload) && payload.length === 2) {
+                                this._close(payload[0], payload[1], true);
+                            }
+                            break;
+                    }
+                };
+
+                SockJS.prototype._transportClose = function (code, reason) {
+                    debug('_transportClose', this.transport, code, reason);
+                    if (this._transport) {
+                        this._transport.removeAllListeners();
+                        this._transport = null;
+                        this.transport = null;
+                    }
+
+                    if (!userSetCode(code) && code !== 2000 && this.readyState === SockJS.CONNECTING) {
+                        this._connect();
+                        return;
+                    }
+
+                    this._close(code, reason);
+                };
+
+                SockJS.prototype._open = function () {
+                    debug('_open', this._transport && this._transport.transportName, this.readyState);
+                    if (this.readyState === SockJS.CONNECTING) {
+                        if (this._transportTimeoutId) {
+                            clearTimeout(this._transportTimeoutId);
+                            this._transportTimeoutId = null;
+                        }
+                        this.readyState = SockJS.OPEN;
+                        this.transport = this._transport.transportName;
+                        this.dispatchEvent(new Event('open'));
+                        debug('connected', this.transport);
+                    } else {
+                        // The server might have been restarted, and lost track of our
+                        // connection.
+                        this._close(1006, 'Server lost session');
+                    }
+                };
+
+                SockJS.prototype._close = function (code, reason, wasClean) {
+                    debug('_close', this.transport, code, reason, wasClean, this.readyState);
+                    var forceFail = false;
+
+                    if (this._ir) {
+                        forceFail = true;
+                        this._ir.close();
+                        this._ir = null;
+                    }
+                    if (this._transport) {
+                        this._transport.close();
+                        this._transport = null;
+                        this.transport = null;
+                    }
+
+                    if (this.readyState === SockJS.CLOSED) {
+                        throw new Error('InvalidStateError: SockJS has already been closed');
+                    }
+
+                    this.readyState = SockJS.CLOSING;
+                    setTimeout(function () {
+                        this.readyState = SockJS.CLOSED;
+
+                        if (forceFail) {
+                            this.dispatchEvent(new Event('error'));
+                        }
+
+                        var e = new CloseEvent('close');
+                        e.wasClean = wasClean || false;
+                        e.code = code || 1000;
+                        e.reason = reason;
+
+                        this.dispatchEvent(e);
+                        this.onmessage = this.onclose = this.onerror = null;
+                        debug('disconnected');
+                    }.bind(this), 0);
+                };
+
+// See: http://www.erg.abdn.ac.uk/~gerrit/dccp/notes/ccid2/rto_estimator/
+// and RFC 2988.
+                SockJS.prototype.countRTO = function (rtt) {
+                    // In a local environment, when using IE8/9 and the `jsonp-polling`
+                    // transport the time needed to establish a connection (the time that pass
+                    // from the opening of the transport to the call of `_dispatchOpen`) is
+                    // around 200msec (the lower bound used in the article above) and this
+                    // causes spurious timeouts. For this reason we calculate a value slightly
+                    // larger than that used in the article.
+                    if (rtt > 100) {
+                        return 4 * rtt; // rto > 400msec
+                    }
+                    return 300 + rtt; // 300msec < rto <= 400msec
+                };
+
+                module.exports = function (availableTransports) {
+                    transports = transport(availableTransports);
+                    require('./iframe-bootstrap')(SockJS, availableTransports);
+                    return SockJS;
+                };
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {
+            "./event/close": 2,
+            "./event/event": 4,
+            "./event/eventtarget": 5,
+            "./event/trans-message": 6,
+            "./iframe-bootstrap": 8,
+            "./info-receiver": 12,
+            "./location": 13,
+            "./shims": 15,
+            "./utils/browser": 44,
+            "./utils/escape": 45,
+            "./utils/event": 46,
+            "./utils/log": 48,
+            "./utils/object": 49,
+            "./utils/random": 50,
+            "./utils/transport": 51,
+            "./utils/url": 52,
+            "./version": 53,
+            "debug": 55,
+            "inherits": 57,
+            "json3": 58,
+            "url-parse": 61
+        }],
+        15: [function (require, module, exports) {
+            /* eslint-disable */
+            /* jscs: disable */
+            'use strict';
+
+// pulled specific shims from https://github.com/es-shims/es5-shim
+
+            var ArrayPrototype = Array.prototype;
+            var ObjectPrototype = Object.prototype;
+            var FunctionPrototype = Function.prototype;
+            var StringPrototype = String.prototype;
+            var array_slice = ArrayPrototype.slice;
+
+            var _toString = ObjectPrototype.toString;
+            var isFunction = function (val) {
+                return ObjectPrototype.toString.call(val) === '[object Function]';
+            };
+            var isArray = function isArray(obj) {
+                return _toString.call(obj) === '[object Array]';
+            };
+            var isString = function isString(obj) {
+                return _toString.call(obj) === '[object String]';
+            };
+
+            var supportsDescriptors = Object.defineProperty && (function () {
+                try {
+                    Object.defineProperty({}, 'x', {});
+                    return true;
+                } catch (e) { /* this is ES3 */
+                    return false;
+                }
+            }());
+
+// Define configurable, writable and non-enumerable props
+// if they don't exist.
+            var defineProperty;
+            if (supportsDescriptors) {
+                defineProperty = function (object, name, method, forceAssign) {
+                    if (!forceAssign && (name in object)) {
+                        return;
+                    }
+                    Object.defineProperty(object, name, {
+                        configurable: true,
+                        enumerable: false,
+                        writable: true,
+                        value: method
+                    });
+                };
+            } else {
+                defineProperty = function (object, name, method, forceAssign) {
+                    if (!forceAssign && (name in object)) {
+                        return;
+                    }
+                    object[name] = method;
+                };
+            }
+            var defineProperties = function (object, map, forceAssign) {
+                for (var name in map) {
+                    if (ObjectPrototype.hasOwnProperty.call(map, name)) {
+                        defineProperty(object, name, map[name], forceAssign);
+                    }
+                }
+            };
+
+            var toObject = function (o) {
+                if (o == null) { // this matches both null and undefined
+                    throw new TypeError("can't convert " + o + ' to object');
+                }
+                return Object(o);
+            };
+
+//
+// Util
+// ======
+//
+
+// ES5 9.4
+// http://es5.github.com/#x9.4
+// http://jsperf.com/to-integer
+
+            function toInteger(num) {
+                var n = +num;
+                if (n !== n) { // isNaN
+                    n = 0;
+                } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
+                    n = (n > 0 || -1) * Math.floor(Math.abs(n));
+                }
+                return n;
+            }
+
+            function ToUint32(x) {
+                return x >>> 0;
+            }
+
+//
+// Function
+// ========
+//
+
+// ES-5 15.3.4.5
+// http://es5.github.com/#x15.3.4.5
+
+            function Empty() {
+            }
+
+            defineProperties(FunctionPrototype, {
+                bind: function bind(that) { // .length is 1
+                    // 1. Let Target be the this value.
+                    var target = this;
+                    // 2. If IsCallable(Target) is false, throw a TypeError exception.
+                    if (!isFunction(target)) {
+                        throw new TypeError('Function.prototype.bind called on incompatible ' + target);
+                    }
+                    // 3. Let A be a new (possibly empty) internal list of all of the
+                    //   argument values provided after thisArg (arg1, arg2 etc), in order.
+                    // XXX slicedArgs will stand in for "A" if used
+                    var args = array_slice.call(arguments, 1); // for normal call
+                    // 4. Let F be a new native ECMAScript object.
+                    // 11. Set the [[Prototype]] internal property of F to the standard
+                    //   built-in Function prototype object as specified in 15.3.3.1.
+                    // 12. Set the [[Call]] internal property of F as described in
+                    //   15.3.4.5.1.
+                    // 13. Set the [[Construct]] internal property of F as described in
+                    //   15.3.4.5.2.
+                    // 14. Set the [[HasInstance]] internal property of F as described in
+                    //   15.3.4.5.3.
+                    var binder = function () {
+
+                        if (this instanceof bound) {
+                            // 15.3.4.5.2 [[Construct]]
+                            // When the [[Construct]] internal method of a function object,
+                            // F that was created using the bind function is called with a
+                            // list of arguments ExtraArgs, the following steps are taken:
+                            // 1. Let target be the value of F's [[TargetFunction]]
+                            //   internal property.
+                            // 2. If target has no [[Construct]] internal method, a
+                            //   TypeError exception is thrown.
+                            // 3. Let boundArgs be the value of F's [[BoundArgs]] internal
+                            //   property.
+                            // 4. Let args be a new list containing the same values as the
+                            //   list boundArgs in the same order followed by the same
+                            //   values as the list ExtraArgs in the same order.
+                            // 5. Return the result of calling the [[Construct]] internal
+                            //   method of target providing args as the arguments.
+
+                            var result = target.apply(
+                                this,
+                                args.concat(array_slice.call(arguments))
+                            );
+                            if (Object(result) === result) {
+                                return result;
+                            }
+                            return this;
+
+                        } else {
+                            // 15.3.4.5.1 [[Call]]
+                            // When the [[Call]] internal method of a function object, F,
+                            // which was created using the bind function is called with a
+                            // this value and a list of arguments ExtraArgs, the following
+                            // steps are taken:
+                            // 1. Let boundArgs be the value of F's [[BoundArgs]] internal
+                            //   property.
+                            // 2. Let boundThis be the value of F's [[BoundThis]] internal
+                            //   property.
+                            // 3. Let target be the value of F's [[TargetFunction]] internal
+                            //   property.
+                            // 4. Let args be a new list containing the same values as the
+                            //   list boundArgs in the same order followed by the same
+                            //   values as the list ExtraArgs in the same order.
+                            // 5. Return the result of calling the [[Call]] internal method
+                            //   of target providing boundThis as the this value and
+                            //   providing args as the arguments.
+
+                            // equiv: target.call(this, ...boundArgs, ...args)
+                            return target.apply(
+                                that,
+                                args.concat(array_slice.call(arguments))
+                            );
+
+                        }
+
+                    };
+
+                    // 15. If the [[Class]] internal property of Target is "Function", then
+                    //     a. Let L be the length property of Target minus the length of A.
+                    //     b. Set the length own property of F to either 0 or L, whichever is
+                    //       larger.
+                    // 16. Else set the length own property of F to 0.
+
+                    var boundLength = Math.max(0, target.length - args.length);
+
+                    // 17. Set the attributes of the length own property of F to the values
+                    //   specified in 15.3.5.1.
+                    var boundArgs = [];
+                    for (var i = 0; i < boundLength; i++) {
+                        boundArgs.push('$' + i);
+                    }
+
+                    // XXX Build a dynamic function with desired amount of arguments is the only
+                    // way to set the length property of a function.
+                    // In environments where Content Security Policies enabled (Chrome extensions,
+                    // for ex.) all use of eval or Function costructor throws an exception.
+                    // However in all of these environments Function.prototype.bind exists
+                    // and so this code will never be executed.
+                    var bound = Function('binder', 'return function (' + boundArgs.join(',') + '){ return binder.apply(this, arguments); }')(binder);
+
+                    if (target.prototype) {
+                        Empty.prototype = target.prototype;
+                        bound.prototype = new Empty();
+                        // Clean up dangling references.
+                        Empty.prototype = null;
+                    }
+
+                    // TODO
+                    // 18. Set the [[Extensible]] internal property of F to true.
+
+                    // TODO
+                    // 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3).
+                    // 20. Call the [[DefineOwnProperty]] internal method of F with
+                    //   arguments "caller", PropertyDescriptor {[[Get]]: thrower, [[Set]]:
+                    //   thrower, [[Enumerable]]: false, [[Configurable]]: false}, and
+                    //   false.
+                    // 21. Call the [[DefineOwnProperty]] internal method of F with
+                    //   arguments "arguments", PropertyDescriptor {[[Get]]: thrower,
+                    //   [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false},
+                    //   and false.
+
+                    // TODO
+                    // NOTE Function objects created using Function.prototype.bind do not
+                    // have a prototype property or the [[Code]], [[FormalParameters]], and
+                    // [[Scope]] internal properties.
+                    // XXX can't delete prototype in pure-js.
+
+                    // 22. Return F.
+                    return bound;
+                }
+            });
+
+//
+// Array
+// =====
+//
+
+// ES5 15.4.3.2
+// http://es5.github.com/#x15.4.3.2
+// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
+            defineProperties(Array, {isArray: isArray});
+
+
+            var boxedString = Object('a');
+            var splitString = boxedString[0] !== 'a' || !(0 in boxedString);
+
+            var properlyBoxesContext = function properlyBoxed(method) {
+                // Check node 0.6.21 bug where third parameter is not boxed
+                var properlyBoxesNonStrict = true;
+                var properlyBoxesStrict = true;
+                if (method) {
+                    method.call('foo', function (_, __, context) {
+                        if (typeof context !== 'object') {
+                            properlyBoxesNonStrict = false;
+                        }
+                    });
+
+                    method.call([1], function () {
+                        'use strict';
+                        properlyBoxesStrict = typeof this === 'string';
+                    }, 'x');
+                }
+                return !!method && properlyBoxesNonStrict && properlyBoxesStrict;
+            };
+
+            defineProperties(ArrayPrototype, {
+                forEach: function forEach(fun /*, thisp*/) {
+                    var object = toObject(this),
+                        self = splitString && isString(this) ? this.split('') : object,
+                        thisp = arguments[1],
+                        i = -1,
+                        length = self.length >>> 0;
+
+                    // If no callback function or if callback is not a callable function
+                    if (!isFunction(fun)) {
+                        throw new TypeError(); // TODO message
+                    }
+
+                    while (++i < length) {
+                        if (i in self) {
+                            // Invoke the callback function with call, passing arguments:
+                            // context, property value, property key, thisArg object
+                            // context
+                            fun.call(thisp, self[i], i, object);
+                        }
+                    }
+                }
+            }, !properlyBoxesContext(ArrayPrototype.forEach));
+
+// ES5 15.4.4.14
+// http://es5.github.com/#x15.4.4.14
+// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
+            var hasFirefox2IndexOfBug = Array.prototype.indexOf && [0, 1].indexOf(1, 2) !== -1;
+            defineProperties(ArrayPrototype, {
+                indexOf: function indexOf(sought /*, fromIndex */) {
+                    var self = splitString && isString(this) ? this.split('') : toObject(this),
+                        length = self.length >>> 0;
+
+                    if (!length) {
+                        return -1;
+                    }
+
+                    var i = 0;
+                    if (arguments.length > 1) {
+                        i = toInteger(arguments[1]);
+                    }
+
+                    // handle negative indices
+                    i = i >= 0 ? i : Math.max(0, length + i);
+                    for (; i < length; i++) {
+                        if (i in self && self[i] === sought) {
+                            return i;
+                        }
+                    }
+                    return -1;
+                }
+            }, hasFirefox2IndexOfBug);
+
+//
+// String
+// ======
+//
+
+// ES5 15.5.4.14
+// http://es5.github.com/#x15.5.4.14
+
+// [bugfix, IE lt 9, firefox 4, Konqueror, Opera, obscure browsers]
+// Many browsers do not split properly with regular expressions or they
+// do not perform the split correctly under obscure conditions.
+// See http://blog.stevenlevithan.com/archives/cross-browser-split
+// I've tested in many browsers and this seems to cover the deviant ones:
+//    'ab'.split(/(?:ab)*/) should be ["", ""], not [""]
+//    '.'.split(/(.?)(.?)/) should be ["", ".", "", ""], not ["", ""]
+//    'tesst'.split(/(s)*/) should be ["t", undefined, "e", "s", "t"], not
+//       [undefined, "t", undefined, "e", ...]
+//    ''.split(/.?/) should be [], not [""]
+//    '.'.split(/()()/) should be ["."], not ["", "", "."]
+
+            var string_split = StringPrototype.split;
+            if (
+                'ab'.split(/(?:ab)*/).length !== 2 ||
+                '.'.split(/(.?)(.?)/).length !== 4 ||
+                'tesst'.split(/(s)*/)[1] === 't' ||
+                'test'.split(/(?:)/, -1).length !== 4 ||
+                ''.split(/.?/).length ||
+                '.'.split(/()()/).length > 1
+            ) {
+                (function () {
+                    var compliantExecNpcg = /()??/.exec('')[1] === void 0; // NPCG: nonparticipating capturing group
+
+                    StringPrototype.split = function (separator, limit) {
+                        var string = this;
+                        if (separator === void 0 && limit === 0) {
+                            return [];
+                        }
+
+                        // If `separator` is not a regex, use native split
+                        if (_toString.call(separator) !== '[object RegExp]') {
+                            return string_split.call(this, separator, limit);
+                        }
+
+                        var output = [],
+                            flags = (separator.ignoreCase ? 'i' : '') +
+                                (separator.multiline ? 'm' : '') +
+                                (separator.extended ? 'x' : '') + // Proposed for ES6
+                                (separator.sticky ? 'y' : ''), // Firefox 3+
+                            lastLastIndex = 0,
+                            // Make `global` and avoid `lastIndex` issues by working with a copy
+                            separator2, match, lastIndex, lastLength;
+                        separator = new RegExp(separator.source, flags + 'g');
+                        string += ''; // Type-convert
+                        if (!compliantExecNpcg) {
+                            // Doesn't need flags gy, but they don't hurt
+                            separator2 = new RegExp('^' + separator.source + '$(?!\\s)', flags);
+                        }
+                        /* Values for `limit`, per the spec:
+             * If undefined: 4294967295 // Math.pow(2, 32) - 1
+             * If 0, Infinity, or NaN: 0
+             * If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296;
+             * If negative number: 4294967296 - Math.floor(Math.abs(limit))
+             * If other: Type-convert, then use the above rules
+             */
+                        limit = limit === void 0 ?
+                            -1 >>> 0 : // Math.pow(2, 32) - 1
+                            ToUint32(limit);
+                        while (match = separator.exec(string)) {
+                            // `separator.lastIndex` is not reliable cross-browser
+                            lastIndex = match.index + match[0].length;
+                            if (lastIndex > lastLastIndex) {
+                                output.push(string.slice(lastLastIndex, match.index));
+                                // Fix browsers whose `exec` methods don't consistently return `undefined` for
+                                // nonparticipating capturing groups
+                                if (!compliantExecNpcg && match.length > 1) {
+                                    match[0].replace(separator2, function () {
+                                        for (var i = 1; i < arguments.length - 2; i++) {
+                                            if (arguments[i] === void 0) {
+                                                match[i] = void 0;
+                                            }
+                                        }
+                                    });
+                                }
+                                if (match.length > 1 && match.index < string.length) {
+                                    ArrayPrototype.push.apply(output, match.slice(1));
+                                }
+                                lastLength = match[0].length;
+                                lastLastIndex = lastIndex;
+                                if (output.length >= limit) {
+                                    break;
+                                }
+                            }
+                            if (separator.lastIndex === match.index) {
+                                separator.lastIndex++; // Avoid an infinite loop
+                            }
+                        }
+                        if (lastLastIndex === string.length) {
+                            if (lastLength || !separator.test('')) {
+                                output.push('');
+                            }
+                        } else {
+                            output.push(string.slice(lastLastIndex));
+                        }
+                        return output.length > limit ? output.slice(0, limit) : output;
+                    };
+                }());
+
+// [bugfix, chrome]
+// If separator is undefined, then the result array contains just one String,
+// which is the this value (converted to a String). If limit is not undefined,
+// then the output array is truncated so that it contains no more than limit
+// elements.
+// "0".split(undefined, 0) -> []
+            } else if ('0'.split(void 0, 0).length) {
+                StringPrototype.split = function split(separator, limit) {
+                    if (separator === void 0 && limit === 0) {
+                        return [];
+                    }
+                    return string_split.call(this, separator, limit);
+                };
+            }
+
+// ECMA-262, 3rd B.2.3
+// Not an ECMAScript standard, although ECMAScript 3rd Edition has a
+// non-normative section suggesting uniform semantics and it should be
+// normalized across all browsers
+// [bugfix, IE lt 9] IE < 9 substr() with negative value not working in IE
+            var string_substr = StringPrototype.substr;
+            var hasNegativeSubstrBug = ''.substr && '0b'.substr(-1) !== 'b';
+            defineProperties(StringPrototype, {
+                substr: function substr(start, length) {
+                    return string_substr.call(
+                        this,
+                        start < 0 ? ((start = this.length + start) < 0 ? 0 : start) : start,
+                        length
+                    );
+                }
+            }, hasNegativeSubstrBug);
+
+        }, {}],
+        16: [function (require, module, exports) {
+            'use strict';
+
+            module.exports = [
+                // streaming transports
+                require('./transport/websocket')
+                , require('./transport/xhr-streaming')
+                , require('./transport/xdr-streaming')
+                , require('./transport/eventsource')
+                , require('./transport/lib/iframe-wrap')(require('./transport/eventsource'))
+
+                // polling transports
+                , require('./transport/htmlfile')
+                , require('./transport/lib/iframe-wrap')(require('./transport/htmlfile'))
+                , require('./transport/xhr-polling')
+                , require('./transport/xdr-polling')
+                , require('./transport/lib/iframe-wrap')(require('./transport/xhr-polling'))
+                , require('./transport/jsonp-polling')
+            ];
+
+        }, {
+            "./transport/eventsource": 20,
+            "./transport/htmlfile": 21,
+            "./transport/jsonp-polling": 23,
+            "./transport/lib/iframe-wrap": 26,
+            "./transport/websocket": 38,
+            "./transport/xdr-polling": 39,
+            "./transport/xdr-streaming": 40,
+            "./transport/xhr-polling": 41,
+            "./transport/xhr-streaming": 42
+        }],
+        17: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                var EventEmitter = require('events').EventEmitter
+                    , inherits = require('inherits')
+                    , utils = require('../../utils/event')
+                    , urlUtils = require('../../utils/url')
+                    , XHR = global.XMLHttpRequest
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:browser:xhr');
+                }
+
+                function AbstractXHRObject(method, url, payload, opts) {
+                    debug(method, url);
+                    var self = this;
+                    EventEmitter.call(this);
+
+                    setTimeout(function () {
+                        self._start(method, url, payload, opts);
+                    }, 0);
+                }
+
+                inherits(AbstractXHRObject, EventEmitter);
+
+                AbstractXHRObject.prototype._start = function (method, url, payload, opts) {
+                    var self = this;
+
+                    try {
+                        this.xhr = new XHR();
+                    } catch (x) {
+                        // intentionally empty
+                    }
+
+                    if (!this.xhr) {
+                        debug('no xhr');
+                        this.emit('finish', 0, 'no xhr support');
+                        this._cleanup();
+                        return;
+                    }
+
+                    // several browsers cache POSTs
+                    url = urlUtils.addQuery(url, 't=' + (+new Date()));
+
+                    // Explorer tends to keep connection open, even after the
+                    // tab gets closed: http://bugs.jquery.com/ticket/5280
+                    this.unloadRef = utils.unloadAdd(function () {
+                        debug('unload cleanup');
+                        self._cleanup(true);
+                    });
+                    try {
+                        this.xhr.open(method, url, true);
+                        if (this.timeout && 'timeout' in this.xhr) {
+                            this.xhr.timeout = this.timeout;
+                            this.xhr.ontimeout = function () {
+                                debug('xhr timeout');
+                                self.emit('finish', 0, '');
+                                self._cleanup(false);
+                            };
+                        }
+                    } catch (e) {
+                        debug('exception', e);
+                        // IE raises an exception on wrong port.
+                        this.emit('finish', 0, '');
+                        this._cleanup(false);
+                        return;
+                    }
+
+                    if ((!opts || !opts.noCredentials) && AbstractXHRObject.supportsCORS) {
+                        debug('withCredentials');
+                        // Mozilla docs says https://developer.mozilla.org/en/XMLHttpRequest :
+                        // "This never affects same-site requests."
+
+                        this.xhr.withCredentials = true;
+                    }
+                    if (opts && opts.headers) {
+                        for (var key in opts.headers) {
+                            this.xhr.setRequestHeader(key, opts.headers[key]);
+                        }
+                    }
+
+                    this.xhr.onreadystatechange = function () {
+                        if (self.xhr) {
+                            var x = self.xhr;
+                            var text, status;
+                            debug('readyState', x.readyState);
+                            switch (x.readyState) {
+                                case 3:
+                                    // IE doesn't like peeking into responseText or status
+                                    // on Microsoft.XMLHTTP and readystate=3
+                                    try {
+                                        status = x.status;
+                                        text = x.responseText;
+                                    } catch (e) {
+                                        // intentionally empty
+                                    }
+                                    debug('status', status);
+                                    // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450
+                                    if (status === 1223) {
+                                        status = 204;
+                                    }
+
+                                    // IE does return readystate == 3 for 404 answers.
+                                    if (status === 200 && text && text.length > 0) {
+                                        debug('chunk');
+                                        self.emit('chunk', status, text);
+                                    }
+                                    break;
+                                case 4:
+                                    status = x.status;
+                                    debug('status', status);
+                                    // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450
+                                    if (status === 1223) {
+                                        status = 204;
+                                    }
+                                    // IE returns this for a bad port
+                                    // http://msdn.microsoft.com/en-us/library/windows/desktop/aa383770(v=vs.85).aspx
+                                    if (status === 12005 || status === 12029) {
+                                        status = 0;
+                                    }
+
+                                    debug('finish', status, x.responseText);
+                                    self.emit('finish', status, x.responseText);
+                                    self._cleanup(false);
+                                    break;
+                            }
+                        }
+                    };
+
+                    try {
+                        self.xhr.send(payload);
+                    } catch (e) {
+                        self.emit('finish', 0, '');
+                        self._cleanup(false);
+                    }
+                };
+
+                AbstractXHRObject.prototype._cleanup = function (abort) {
+                    debug('cleanup');
+                    if (!this.xhr) {
+                        return;
+                    }
+                    this.removeAllListeners();
+                    utils.unloadDel(this.unloadRef);
+
+                    // IE needs this field to be a function
+                    this.xhr.onreadystatechange = function () {
+                    };
+                    if (this.xhr.ontimeout) {
+                        this.xhr.ontimeout = null;
+                    }
+
+                    if (abort) {
+                        try {
+                            this.xhr.abort();
+                        } catch (x) {
+                            // intentionally empty
+                        }
+                    }
+                    this.unloadRef = this.xhr = null;
+                };
+
+                AbstractXHRObject.prototype.close = function () {
+                    debug('close');
+                    this._cleanup(true);
+                };
+
+                AbstractXHRObject.enabled = !!XHR;
+// override XMLHttpRequest for IE6/7
+// obfuscate to avoid firewalls
+                var axo = ['Active'].concat('Object').join('X');
+                if (!AbstractXHRObject.enabled && (axo in global)) {
+                    debug('overriding xmlhttprequest');
+                    XHR = function () {
+                        try {
+                            return new global[axo]('Microsoft.XMLHTTP');
+                        } catch (e) {
+                            return null;
+                        }
+                    };
+                    AbstractXHRObject.enabled = !!new XHR();
+                }
+
+                var cors = false;
+                try {
+                    cors = 'withCredentials' in new XHR();
+                } catch (ignored) {
+                    // intentionally empty
+                }
+
+                AbstractXHRObject.supportsCORS = cors;
+
+                module.exports = AbstractXHRObject;
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"../../utils/event": 46, "../../utils/url": 52, "debug": 55, "events": 3, "inherits": 57}],
+        18: [function (require, module, exports) {
+            (function (global) {
+                module.exports = global.EventSource;
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {}],
+        19: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                var Driver = global.WebSocket || global.MozWebSocket;
+                if (Driver) {
+                    module.exports = function WebSocketBrowserDriver(url) {
+                        return new Driver(url);
+                    };
+                } else {
+                    module.exports = undefined;
+                }
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {}],
+        20: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , AjaxBasedTransport = require('./lib/ajax-based')
+                , EventSourceReceiver = require('./receiver/eventsource')
+                , XHRCorsObject = require('./sender/xhr-cors')
+                , EventSourceDriver = require('eventsource')
+            ;
+
+            function EventSourceTransport(transUrl) {
+                if (!EventSourceTransport.enabled()) {
+                    throw new Error('Transport created when disabled');
+                }
+
+                AjaxBasedTransport.call(this, transUrl, '/eventsource', EventSourceReceiver, XHRCorsObject);
+            }
+
+            inherits(EventSourceTransport, AjaxBasedTransport);
+
+            EventSourceTransport.enabled = function () {
+                return !!EventSourceDriver;
+            };
+
+            EventSourceTransport.transportName = 'eventsource';
+            EventSourceTransport.roundTrips = 2;
+
+            module.exports = EventSourceTransport;
+
+        }, {
+            "./lib/ajax-based": 24,
+            "./receiver/eventsource": 29,
+            "./sender/xhr-cors": 35,
+            "eventsource": 18,
+            "inherits": 57
+        }],
+        21: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , HtmlfileReceiver = require('./receiver/htmlfile')
+                , XHRLocalObject = require('./sender/xhr-local')
+                , AjaxBasedTransport = require('./lib/ajax-based')
+            ;
+
+            function HtmlFileTransport(transUrl) {
+                if (!HtmlfileReceiver.enabled) {
+                    throw new Error('Transport created when disabled');
+                }
+                AjaxBasedTransport.call(this, transUrl, '/htmlfile', HtmlfileReceiver, XHRLocalObject);
+            }
+
+            inherits(HtmlFileTransport, AjaxBasedTransport);
+
+            HtmlFileTransport.enabled = function (info) {
+                return HtmlfileReceiver.enabled && info.sameOrigin;
+            };
+
+            HtmlFileTransport.transportName = 'htmlfile';
+            HtmlFileTransport.roundTrips = 2;
+
+            module.exports = HtmlFileTransport;
+
+        }, {"./lib/ajax-based": 24, "./receiver/htmlfile": 30, "./sender/xhr-local": 37, "inherits": 57}],
+        22: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+// Few cool transports do work only for same-origin. In order to make
+// them work cross-domain we shall use iframe, served from the
+// remote domain. New browsers have capabilities to communicate with
+// cross domain iframe using postMessage(). In IE it was implemented
+// from IE 8+, but of course, IE got some details wrong:
+//    http://msdn.microsoft.com/en-us/library/cc197015(v=VS.85).aspx
+//    http://stevesouders.com/misc/test-postmessage.php
+
+                var inherits = require('inherits')
+                    , JSON3 = require('json3')
+                    , EventEmitter = require('events').EventEmitter
+                    , version = require('../version')
+                    , urlUtils = require('../utils/url')
+                    , iframeUtils = require('../utils/iframe')
+                    , eventUtils = require('../utils/event')
+                    , random = require('../utils/random')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:transport:iframe');
+                }
+
+                function IframeTransport(transport, transUrl, baseUrl) {
+                    if (!IframeTransport.enabled()) {
+                        throw new Error('Transport created when disabled');
+                    }
+                    EventEmitter.call(this);
+
+                    var self = this;
+                    this.origin = urlUtils.getOrigin(baseUrl);
+                    this.baseUrl = baseUrl;
+                    this.transUrl = transUrl;
+                    this.transport = transport;
+                    this.windowId = random.string(8);
+
+                    var iframeUrl = urlUtils.addPath(baseUrl, '/iframe.html') + '#' + this.windowId;
+                    debug(transport, transUrl, iframeUrl);
+
+                    this.iframeObj = iframeUtils.createIframe(iframeUrl, function (r) {
+                        debug('err callback');
+                        self.emit('close', 1006, 'Unable to load an iframe (' + r + ')');
+                        self.close();
+                    });
+
+                    this.onmessageCallback = this._message.bind(this);
+                    eventUtils.attachEvent('message', this.onmessageCallback);
+                }
+
+                inherits(IframeTransport, EventEmitter);
+
+                IframeTransport.prototype.close = function () {
+                    debug('close');
+                    this.removeAllListeners();
+                    if (this.iframeObj) {
+                        eventUtils.detachEvent('message', this.onmessageCallback);
+                        try {
+                            // When the iframe is not loaded, IE raises an exception
+                            // on 'contentWindow'.
+                            this.postMessage('c');
+                        } catch (x) {
+                            // intentionally empty
+                        }
+                        this.iframeObj.cleanup();
+                        this.iframeObj = null;
+                        this.onmessageCallback = this.iframeObj = null;
+                    }
+                };
+
+                IframeTransport.prototype._message = function (e) {
+                    debug('message', e.data);
+                    if (!urlUtils.isOriginEqual(e.origin, this.origin)) {
+                        debug('not same origin', e.origin, this.origin);
+                        return;
+                    }
+
+                    var iframeMessage;
+                    try {
+                        iframeMessage = JSON3.parse(e.data);
+                    } catch (ignored) {
+                        debug('bad json', e.data);
+                        return;
+                    }
+
+                    if (iframeMessage.windowId !== this.windowId) {
+                        debug('mismatched window id', iframeMessage.windowId, this.windowId);
+                        return;
+                    }
+
+                    switch (iframeMessage.type) {
+                        case 's':
+                            this.iframeObj.loaded();
+                            // window global dependency
+                            this.postMessage('s', JSON3.stringify([
+                                version
+                                , this.transport
+                                , this.transUrl
+                                , this.baseUrl
+                            ]));
+                            break;
+                        case 't':
+                            this.emit('message', iframeMessage.data);
+                            break;
+                        case 'c':
+                            var cdata;
+                            try {
+                                cdata = JSON3.parse(iframeMessage.data);
+                            } catch (ignored) {
+                                debug('bad json', iframeMessage.data);
+                                return;
+                            }
+                            this.emit('close', cdata[0], cdata[1]);
+                            this.close();
+                            break;
+                    }
+                };
+
+                IframeTransport.prototype.postMessage = function (type, data) {
+                    debug('postMessage', type, data);
+                    this.iframeObj.post(JSON3.stringify({
+                        windowId: this.windowId
+                        , type: type
+                        , data: data || ''
+                    }), this.origin);
+                };
+
+                IframeTransport.prototype.send = function (message) {
+                    debug('send', message);
+                    this.postMessage('m', message);
+                };
+
+                IframeTransport.enabled = function () {
+                    return iframeUtils.iframeEnabled;
+                };
+
+                IframeTransport.transportName = 'iframe';
+                IframeTransport.roundTrips = 2;
+
+                module.exports = IframeTransport;
+
+            }).call(this, {env: {}})
+
+        }, {
+            "../utils/event": 46,
+            "../utils/iframe": 47,
+            "../utils/random": 50,
+            "../utils/url": 52,
+            "../version": 53,
+            "debug": 55,
+            "events": 3,
+            "inherits": 57,
+            "json3": 58
+        }],
+        23: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+// The simplest and most robust transport, using the well-know cross
+// domain hack - JSONP. This transport is quite inefficient - one
+// message could use up to one http request. But at least it works almost
+// everywhere.
+// Known limitations:
+//   o you will get a spinning cursor
+//   o for Konqueror a dumb timer is needed to detect errors
+
+                var inherits = require('inherits')
+                    , SenderReceiver = require('./lib/sender-receiver')
+                    , JsonpReceiver = require('./receiver/jsonp')
+                    , jsonpSender = require('./sender/jsonp')
+                ;
+
+                function JsonPTransport(transUrl) {
+                    if (!JsonPTransport.enabled()) {
+                        throw new Error('Transport created when disabled');
+                    }
+                    SenderReceiver.call(this, transUrl, '/jsonp', jsonpSender, JsonpReceiver);
+                }
+
+                inherits(JsonPTransport, SenderReceiver);
+
+                JsonPTransport.enabled = function () {
+                    return !!global.document;
+                };
+
+                JsonPTransport.transportName = 'jsonp-polling';
+                JsonPTransport.roundTrips = 1;
+                JsonPTransport.needBody = true;
+
+                module.exports = JsonPTransport;
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"./lib/sender-receiver": 28, "./receiver/jsonp": 31, "./sender/jsonp": 33, "inherits": 57}],
+        24: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , urlUtils = require('../../utils/url')
+                    , SenderReceiver = require('./sender-receiver')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:ajax-based');
+                }
+
+                function createAjaxSender(AjaxObject) {
+                    return function (url, payload, callback) {
+                        debug('create ajax sender', url, payload);
+                        var opt = {};
+                        if (typeof payload === 'string') {
+                            opt.headers = {'Content-type': 'text/plain'};
+                        }
+                        var ajaxUrl = urlUtils.addPath(url, '/xhr_send');
+                        var xo = new AjaxObject('POST', ajaxUrl, payload, opt);
+                        xo.once('finish', function (status) {
+                            debug('finish', status);
+                            xo = null;
+
+                            if (status !== 200 && status !== 204) {
+                                return callback(new Error('http status ' + status));
+                            }
+                            callback();
+                        });
+                        return function () {
+                            debug('abort');
+                            xo.close();
+                            xo = null;
+
+                            var err = new Error('Aborted');
+                            err.code = 1000;
+                            callback(err);
+                        };
+                    };
+                }
+
+                function AjaxBasedTransport(transUrl, urlSuffix, Receiver, AjaxObject) {
+                    SenderReceiver.call(this, transUrl, urlSuffix, createAjaxSender(AjaxObject), Receiver, AjaxObject);
+                }
+
+                inherits(AjaxBasedTransport, SenderReceiver);
+
+                module.exports = AjaxBasedTransport;
+
+            }).call(this, {env: {}})
+
+        }, {"../../utils/url": 52, "./sender-receiver": 28, "debug": 55, "inherits": 57}],
+        25: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , EventEmitter = require('events').EventEmitter
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:buffered-sender');
+                }
+
+                function BufferedSender(url, sender) {
+                    debug(url);
+                    EventEmitter.call(this);
+                    this.sendBuffer = [];
+                    this.sender = sender;
+                    this.url = url;
+                }
+
+                inherits(BufferedSender, EventEmitter);
+
+                BufferedSender.prototype.send = function (message) {
+                    debug('send', message);
+                    this.sendBuffer.push(message);
+                    if (!this.sendStop) {
+                        this.sendSchedule();
+                    }
+                };
+
+// For polling transports in a situation when in the message callback,
+// new message is being send. If the sending connection was started
+// before receiving one, it is possible to saturate the network and
+// timeout due to the lack of receiving socket. To avoid that we delay
+// sending messages by some small time, in order to let receiving
+// connection be started beforehand. This is only a halfmeasure and
+// does not fix the big problem, but it does make the tests go more
+// stable on slow networks.
+                BufferedSender.prototype.sendScheduleWait = function () {
+                    debug('sendScheduleWait');
+                    var self = this;
+                    var tref;
+                    this.sendStop = function () {
+                        debug('sendStop');
+                        self.sendStop = null;
+                        clearTimeout(tref);
+                    };
+                    tref = setTimeout(function () {
+                        debug('timeout');
+                        self.sendStop = null;
+                        self.sendSchedule();
+                    }, 25);
+                };
+
+                BufferedSender.prototype.sendSchedule = function () {
+                    debug('sendSchedule', this.sendBuffer.length);
+                    var self = this;
+                    if (this.sendBuffer.length > 0) {
+                        var payload = '[' + this.sendBuffer.join(',') + ']';
+                        this.sendStop = this.sender(this.url, payload, function (err) {
+                            self.sendStop = null;
+                            if (err) {
+                                debug('error', err);
+                                self.emit('close', err.code || 1006, 'Sending error: ' + err);
+                                self.close();
+                            } else {
+                                self.sendScheduleWait();
+                            }
+                        });
+                        this.sendBuffer = [];
+                    }
+                };
+
+                BufferedSender.prototype._cleanup = function () {
+                    debug('_cleanup');
+                    this.removeAllListeners();
+                };
+
+                BufferedSender.prototype.close = function () {
+                    debug('close');
+                    this._cleanup();
+                    if (this.sendStop) {
+                        this.sendStop();
+                        this.sendStop = null;
+                    }
+                };
+
+                module.exports = BufferedSender;
+
+            }).call(this, {env: {}})
+
+        }, {"debug": 55, "events": 3, "inherits": 57}],
+        26: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , IframeTransport = require('../iframe')
+                    , objectUtils = require('../../utils/object')
+                ;
+
+                module.exports = function (transport) {
+
+                    function IframeWrapTransport(transUrl, baseUrl) {
+                        IframeTransport.call(this, transport.transportName, transUrl, baseUrl);
+                    }
+
+                    inherits(IframeWrapTransport, IframeTransport);
+
+                    IframeWrapTransport.enabled = function (url, info) {
+                        if (!global.document) {
+                            return false;
+                        }
+
+                        var iframeInfo = objectUtils.extend({}, info);
+                        iframeInfo.sameOrigin = true;
+                        return transport.enabled(iframeInfo) && IframeTransport.enabled();
+                    };
+
+                    IframeWrapTransport.transportName = 'iframe-' + transport.transportName;
+                    IframeWrapTransport.needBody = true;
+                    IframeWrapTransport.roundTrips = IframeTransport.roundTrips + transport.roundTrips - 1; // html, javascript (2) + transport - no CORS (1)
+
+                    IframeWrapTransport.facadeTransport = transport;
+
+                    return IframeWrapTransport;
+                };
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"../../utils/object": 49, "../iframe": 22, "inherits": 57}],
+        27: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , EventEmitter = require('events').EventEmitter
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:polling');
+                }
+
+                function Polling(Receiver, receiveUrl, AjaxObject) {
+                    debug(receiveUrl);
+                    EventEmitter.call(this);
+                    this.Receiver = Receiver;
+                    this.receiveUrl = receiveUrl;
+                    this.AjaxObject = AjaxObject;
+                    this._scheduleReceiver();
+                }
+
+                inherits(Polling, EventEmitter);
+
+                Polling.prototype._scheduleReceiver = function () {
+                    debug('_scheduleReceiver');
+                    var self = this;
+                    var poll = this.poll = new this.Receiver(this.receiveUrl, this.AjaxObject);
+
+                    poll.on('message', function (msg) {
+                        debug('message', msg);
+                        self.emit('message', msg);
+                    });
+
+                    poll.once('close', function (code, reason) {
+                        debug('close', code, reason, self.pollIsClosing);
+                        self.poll = poll = null;
+
+                        if (!self.pollIsClosing) {
+                            if (reason === 'network') {
+                                self._scheduleReceiver();
+                            } else {
+                                self.emit('close', code || 1006, reason);
+                                self.removeAllListeners();
+                            }
+                        }
+                    });
+                };
+
+                Polling.prototype.abort = function () {
+                    debug('abort');
+                    this.removeAllListeners();
+                    this.pollIsClosing = true;
+                    if (this.poll) {
+                        this.poll.abort();
+                    }
+                };
+
+                module.exports = Polling;
+
+            }).call(this, {env: {}})
+
+        }, {"debug": 55, "events": 3, "inherits": 57}],
+        28: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , urlUtils = require('../../utils/url')
+                    , BufferedSender = require('./buffered-sender')
+                    , Polling = require('./polling')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:sender-receiver');
+                }
+
+                function SenderReceiver(transUrl, urlSuffix, senderFunc, Receiver, AjaxObject) {
+                    var pollUrl = urlUtils.addPath(transUrl, urlSuffix);
+                    debug(pollUrl);
+                    var self = this;
+                    BufferedSender.call(this, transUrl, senderFunc);
+
+                    this.poll = new Polling(Receiver, pollUrl, AjaxObject);
+                    this.poll.on('message', function (msg) {
+                        debug('poll message', msg);
+                        self.emit('message', msg);
+                    });
+                    this.poll.once('close', function (code, reason) {
+                        debug('poll close', code, reason);
+                        self.poll = null;
+                        self.emit('close', code, reason);
+                        self.close();
+                    });
+                }
+
+                inherits(SenderReceiver, BufferedSender);
+
+                SenderReceiver.prototype.close = function () {
+                    BufferedSender.prototype.close.call(this);
+                    debug('close');
+                    this.removeAllListeners();
+                    if (this.poll) {
+                        this.poll.abort();
+                        this.poll = null;
+                    }
+                };
+
+                module.exports = SenderReceiver;
+
+            }).call(this, {env: {}})
+
+        }, {"../../utils/url": 52, "./buffered-sender": 25, "./polling": 27, "debug": 55, "inherits": 57}],
+        29: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , EventEmitter = require('events').EventEmitter
+                    , EventSourceDriver = require('eventsource')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:receiver:eventsource');
+                }
+
+                function EventSourceReceiver(url) {
+                    debug(url);
+                    EventEmitter.call(this);
+
+                    var self = this;
+                    var es = this.es = new EventSourceDriver(url);
+                    es.onmessage = function (e) {
+                        debug('message', e.data);
+                        self.emit('message', decodeURI(e.data));
+                    };
+                    es.onerror = function (e) {
+                        debug('error', es.readyState, e);
+                        // ES on reconnection has readyState = 0 or 1.
+                        // on network error it's CLOSED = 2
+                        var reason = (es.readyState !== 2 ? 'network' : 'permanent');
+                        self._cleanup();
+                        self._close(reason);
+                    };
+                }
+
+                inherits(EventSourceReceiver, EventEmitter);
+
+                EventSourceReceiver.prototype.abort = function () {
+                    debug('abort');
+                    this._cleanup();
+                    this._close('user');
+                };
+
+                EventSourceReceiver.prototype._cleanup = function () {
+                    debug('cleanup');
+                    var es = this.es;
+                    if (es) {
+                        es.onmessage = es.onerror = null;
+                        es.close();
+                        this.es = null;
+                    }
+                };
+
+                EventSourceReceiver.prototype._close = function (reason) {
+                    debug('close', reason);
+                    var self = this;
+                    // Safari and chrome < 15 crash if we close window before
+                    // waiting for ES cleanup. See:
+                    // https://code.google.com/p/chromium/issues/detail?id=89155
+                    setTimeout(function () {
+                        self.emit('close', null, reason);
+                        self.removeAllListeners();
+                    }, 200);
+                };
+
+                module.exports = EventSourceReceiver;
+
+            }).call(this, {env: {}})
+
+        }, {"debug": 55, "events": 3, "eventsource": 18, "inherits": 57}],
+        30: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , iframeUtils = require('../../utils/iframe')
+                    , urlUtils = require('../../utils/url')
+                    , EventEmitter = require('events').EventEmitter
+                    , random = require('../../utils/random')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:receiver:htmlfile');
+                }
+
+                function HtmlfileReceiver(url) {
+                    debug(url);
+                    EventEmitter.call(this);
+                    var self = this;
+                    iframeUtils.polluteGlobalNamespace();
+
+                    this.id = 'a' + random.string(6);
+                    url = urlUtils.addQuery(url, 'c=' + decodeURIComponent(iframeUtils.WPrefix + '.' + this.id));
+
+                    debug('using htmlfile', HtmlfileReceiver.htmlfileEnabled);
+                    var constructFunc = HtmlfileReceiver.htmlfileEnabled ?
+                        iframeUtils.createHtmlfile : iframeUtils.createIframe;
+
+                    global[iframeUtils.WPrefix][this.id] = {
+                        start: function () {
+                            debug('start');
+                            self.iframeObj.loaded();
+                        }
+                        , message: function (data) {
+                            debug('message', data);
+                            self.emit('message', data);
+                        }
+                        , stop: function () {
+                            debug('stop');
+                            self._cleanup();
+                            self._close('network');
+                        }
+                    };
+                    this.iframeObj = constructFunc(url, function () {
+                        debug('callback');
+                        self._cleanup();
+                        self._close('permanent');
+                    });
+                }
+
+                inherits(HtmlfileReceiver, EventEmitter);
+
+                HtmlfileReceiver.prototype.abort = function () {
+                    debug('abort');
+                    this._cleanup();
+                    this._close('user');
+                };
+
+                HtmlfileReceiver.prototype._cleanup = function () {
+                    debug('_cleanup');
+                    if (this.iframeObj) {
+                        this.iframeObj.cleanup();
+                        this.iframeObj = null;
+                    }
+                    delete global[iframeUtils.WPrefix][this.id];
+                };
+
+                HtmlfileReceiver.prototype._close = function (reason) {
+                    debug('_close', reason);
+                    this.emit('close', null, reason);
+                    this.removeAllListeners();
+                };
+
+                HtmlfileReceiver.htmlfileEnabled = false;
+
+// obfuscate to avoid firewalls
+                var axo = ['Active'].concat('Object').join('X');
+                if (axo in global) {
+                    try {
+                        HtmlfileReceiver.htmlfileEnabled = !!new global[axo]('htmlfile');
+                    } catch (x) {
+                        // intentionally empty
+                    }
+                }
+
+                HtmlfileReceiver.enabled = HtmlfileReceiver.htmlfileEnabled || iframeUtils.iframeEnabled;
+
+                module.exports = HtmlfileReceiver;
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {
+            "../../utils/iframe": 47,
+            "../../utils/random": 50,
+            "../../utils/url": 52,
+            "debug": 55,
+            "events": 3,
+            "inherits": 57
+        }],
+        31: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                var utils = require('../../utils/iframe')
+                    , random = require('../../utils/random')
+                    , browser = require('../../utils/browser')
+                    , urlUtils = require('../../utils/url')
+                    , inherits = require('inherits')
+                    , EventEmitter = require('events').EventEmitter
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:receiver:jsonp');
+                }
+
+                function JsonpReceiver(url) {
+                    debug(url);
+                    var self = this;
+                    EventEmitter.call(this);
+
+                    utils.polluteGlobalNamespace();
+
+                    this.id = 'a' + random.string(6);
+                    var urlWithId = urlUtils.addQuery(url, 'c=' + encodeURIComponent(utils.WPrefix + '.' + this.id));
+
+                    global[utils.WPrefix][this.id] = this._callback.bind(this);
+                    this._createScript(urlWithId);
+
+                    // Fallback mostly for Konqueror - stupid timer, 35 seconds shall be plenty.
+                    this.timeoutId = setTimeout(function () {
+                        debug('timeout');
+                        self._abort(new Error('JSONP script loaded abnormally (timeout)'));
+                    }, JsonpReceiver.timeout);
+                }
+
+                inherits(JsonpReceiver, EventEmitter);
+
+                JsonpReceiver.prototype.abort = function () {
+                    debug('abort');
+                    if (global[utils.WPrefix][this.id]) {
+                        var err = new Error('JSONP user aborted read');
+                        err.code = 1000;
+                        this._abort(err);
+                    }
+                };
+
+                JsonpReceiver.timeout = 35000;
+                JsonpReceiver.scriptErrorTimeout = 1000;
+
+                JsonpReceiver.prototype._callback = function (data) {
+                    debug('_callback', data);
+                    this._cleanup();
+
+                    if (this.aborting) {
+                        return;
+                    }
+
+                    if (data) {
+                        debug('message', data);
+                        this.emit('message', data);
+                    }
+                    this.emit('close', null, 'network');
+                    this.removeAllListeners();
+                };
+
+                JsonpReceiver.prototype._abort = function (err) {
+                    debug('_abort', err);
+                    this._cleanup();
+                    this.aborting = true;
+                    this.emit('close', err.code, err.message);
+                    this.removeAllListeners();
+                };
+
+                JsonpReceiver.prototype._cleanup = function () {
+                    debug('_cleanup');
+                    clearTimeout(this.timeoutId);
+                    if (this.script2) {
+                        this.script2.parentNode.removeChild(this.script2);
+                        this.script2 = null;
+                    }
+                    if (this.script) {
+                        var script = this.script;
+                        // Unfortunately, you can't really abort script loading of
+                        // the script.
+                        script.parentNode.removeChild(script);
+                        script.onreadystatechange = script.onerror =
+                            script.onload = script.onclick = null;
+                        this.script = null;
+                    }
+                    delete global[utils.WPrefix][this.id];
+                };
+
+                JsonpReceiver.prototype._scriptError = function () {
+                    debug('_scriptError');
+                    var self = this;
+                    if (this.errorTimer) {
+                        return;
+                    }
+
+                    this.errorTimer = setTimeout(function () {
+                        if (!self.loadedOkay) {
+                            self._abort(new Error('JSONP script loaded abnormally (onerror)'));
+                        }
+                    }, JsonpReceiver.scriptErrorTimeout);
+                };
+
+                JsonpReceiver.prototype._createScript = function (url) {
+                    debug('_createScript', url);
+                    var self = this;
+                    var script = this.script = global.document.createElement('script');
+                    var script2;  // Opera synchronous load trick.
+
+                    script.id = 'a' + random.string(8);
+                    script.src = url;
+                    script.type = 'text/javascript';
+                    script.charset = 'UTF-8';
+                    script.onerror = this._scriptError.bind(this);
+                    script.onload = function () {
+                        debug('onload');
+                        self._abort(new Error('JSONP script loaded abnormally (onload)'));
+                    };
+
+                    // IE9 fires 'error' event after onreadystatechange or before, in random order.
+                    // Use loadedOkay to determine if actually errored
+                    script.onreadystatechange = function () {
+                        debug('onreadystatechange', script.readyState);
+                        if (/loaded|closed/.test(script.readyState)) {
+                            if (script && script.htmlFor && script.onclick) {
+                                self.loadedOkay = true;
+                                try {
+                                    // In IE, actually execute the script.
+                                    script.onclick();
+                                } catch (x) {
+                                    // intentionally empty
+                                }
+                            }
+                            if (script) {
+                                self._abort(new Error('JSONP script loaded abnormally (onreadystatechange)'));
+                            }
+                        }
+                    };
+                    // IE: event/htmlFor/onclick trick.
+                    // One can't rely on proper order for onreadystatechange. In order to
+                    // make sure, set a 'htmlFor' and 'event' properties, so that
+                    // script code will be installed as 'onclick' handler for the
+                    // script object. Later, onreadystatechange, manually execute this
+                    // code. FF and Chrome doesn't work with 'event' and 'htmlFor'
+                    // set. For reference see:
+                    //   http://jaubourg.net/2010/07/loading-script-as-onclick-handler-of.html
+                    // Also, read on that about script ordering:
+                    //   http://wiki.whatwg.org/wiki/Dynamic_Script_Execution_Order
+                    if (typeof script.async === 'undefined' && global.document.attachEvent) {
+                        // According to mozilla docs, in recent browsers script.async defaults
+                        // to 'true', so we may use it to detect a good browser:
+                        // https://developer.mozilla.org/en/HTML/Element/script
+                        if (!browser.isOpera()) {
+                            // Naively assume we're in IE
+                            try {
+                                script.htmlFor = script.id;
+                                script.event = 'onclick';
+                            } catch (x) {
+                                // intentionally empty
+                            }
+                            script.async = true;
+                        } else {
+                            // Opera, second sync script hack
+                            script2 = this.script2 = global.document.createElement('script');
+                            script2.text = "try{var a = document.getElementById('" + script.id + "'); if(a)a.onerror();}catch(x){};";
+                            script.async = script2.async = false;
+                        }
+                    }
+                    if (typeof script.async !== 'undefined') {
+                        script.async = true;
+                    }
+
+                    var head = global.document.getElementsByTagName('head')[0];
+                    head.insertBefore(script, head.firstChild);
+                    if (script2) {
+                        head.insertBefore(script2, head.firstChild);
+                    }
+                };
+
+                module.exports = JsonpReceiver;
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {
+            "../../utils/browser": 44,
+            "../../utils/iframe": 47,
+            "../../utils/random": 50,
+            "../../utils/url": 52,
+            "debug": 55,
+            "events": 3,
+            "inherits": 57
+        }],
+        32: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , EventEmitter = require('events').EventEmitter
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:receiver:xhr');
+                }
+
+                function XhrReceiver(url, AjaxObject) {
+                    debug(url);
+                    EventEmitter.call(this);
+                    var self = this;
+
+                    this.bufferPosition = 0;
+
+                    this.xo = new AjaxObject('POST', url, null);
+                    this.xo.on('chunk', this._chunkHandler.bind(this));
+                    this.xo.once('finish', function (status, text) {
+                        debug('finish', status, text);
+                        self._chunkHandler(status, text);
+                        self.xo = null;
+                        var reason = status === 200 ? 'network' : 'permanent';
+                        debug('close', reason);
+                        self.emit('close', null, reason);
+                        self._cleanup();
+                    });
+                }
+
+                inherits(XhrReceiver, EventEmitter);
+
+                XhrReceiver.prototype._chunkHandler = function (status, text) {
+                    debug('_chunkHandler', status);
+                    if (status !== 200 || !text) {
+                        return;
+                    }
+
+                    for (var idx = -1; ; this.bufferPosition += idx + 1) {
+                        var buf = text.slice(this.bufferPosition);
+                        idx = buf.indexOf('\n');
+                        if (idx === -1) {
+                            break;
+                        }
+                        var msg = buf.slice(0, idx);
+                        if (msg) {
+                            debug('message', msg);
+                            this.emit('message', msg);
+                        }
+                    }
+                };
+
+                XhrReceiver.prototype._cleanup = function () {
+                    debug('_cleanup');
+                    this.removeAllListeners();
+                };
+
+                XhrReceiver.prototype.abort = function () {
+                    debug('abort');
+                    if (this.xo) {
+                        this.xo.close();
+                        debug('close');
+                        this.emit('close', null, 'user');
+                        this.xo = null;
+                    }
+                    this._cleanup();
+                };
+
+                module.exports = XhrReceiver;
+
+            }).call(this, {env: {}})
+
+        }, {"debug": 55, "events": 3, "inherits": 57}],
+        33: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                var random = require('../../utils/random')
+                    , urlUtils = require('../../utils/url')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:sender:jsonp');
+                }
+
+                var form, area;
+
+                function createIframe(id) {
+                    debug('createIframe', id);
+                    try {
+                        // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
+                        return global.document.createElement('<iframe name="' + id + '">');
+                    } catch (x) {
+                        var iframe = global.document.createElement('iframe');
+                        iframe.name = id;
+                        return iframe;
+                    }
+                }
+
+                function createForm() {
+                    debug('createForm');
+                    form = global.document.createElement('form');
+                    form.style.display = 'none';
+                    form.style.position = 'absolute';
+                    form.method = 'POST';
+                    form.enctype = 'application/x-www-form-urlencoded';
+                    form.acceptCharset = 'UTF-8';
+
+                    area = global.document.createElement('textarea');
+                    area.name = 'd';
+                    form.appendChild(area);
+
+                    global.document.body.appendChild(form);
+                }
+
+                module.exports = function (url, payload, callback) {
+                    debug(url, payload);
+                    if (!form) {
+                        createForm();
+                    }
+                    var id = 'a' + random.string(8);
+                    form.target = id;
+                    form.action = urlUtils.addQuery(urlUtils.addPath(url, '/jsonp_send'), 'i=' + id);
+
+                    var iframe = createIframe(id);
+                    iframe.id = id;
+                    iframe.style.display = 'none';
+                    form.appendChild(iframe);
+
+                    try {
+                        area.value = payload;
+                    } catch (e) {
+                        // seriously broken browsers get here
+                    }
+                    form.submit();
+
+                    var completed = function (err) {
+                        debug('completed', id, err);
+                        if (!iframe.onerror) {
+                            return;
+                        }
+                        iframe.onreadystatechange = iframe.onerror = iframe.onload = null;
+                        // Opera mini doesn't like if we GC iframe
+                        // immediately, thus this timeout.
+                        setTimeout(function () {
+                            debug('cleaning up', id);
+                            iframe.parentNode.removeChild(iframe);
+                            iframe = null;
+                        }, 500);
+                        area.value = '';
+                        // It is not possible to detect if the iframe succeeded or
+                        // failed to submit our form.
+                        callback(err);
+                    };
+                    iframe.onerror = function () {
+                        debug('onerror', id);
+                        completed();
+                    };
+                    iframe.onload = function () {
+                        debug('onload', id);
+                        completed();
+                    };
+                    iframe.onreadystatechange = function (e) {
+                        debug('onreadystatechange', id, iframe.readyState, e);
+                        if (iframe.readyState === 'complete') {
+                            completed();
+                        }
+                    };
+                    return function () {
+                        debug('aborted', id);
+                        completed(new Error('Aborted'));
+                    };
+                };
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"../../utils/random": 50, "../../utils/url": 52, "debug": 55}],
+        34: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                var EventEmitter = require('events').EventEmitter
+                    , inherits = require('inherits')
+                    , eventUtils = require('../../utils/event')
+                    , browser = require('../../utils/browser')
+                    , urlUtils = require('../../utils/url')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:sender:xdr');
+                }
+
+// References:
+//   http://ajaxian.com/archives/100-line-ajax-wrapper
+//   http://msdn.microsoft.com/en-us/library/cc288060(v=VS.85).aspx
+
+                function XDRObject(method, url, payload) {
+                    debug(method, url);
+                    var self = this;
+                    EventEmitter.call(this);
+
+                    setTimeout(function () {
+                        self._start(method, url, payload);
+                    }, 0);
+                }
+
+                inherits(XDRObject, EventEmitter);
+
+                XDRObject.prototype._start = function (method, url, payload) {
+                    debug('_start');
+                    var self = this;
+                    var xdr = new global.XDomainRequest();
+                    // IE caches even POSTs
+                    url = urlUtils.addQuery(url, 't=' + (+new Date()));
+
+                    xdr.onerror = function () {
+                        debug('onerror');
+                        self._error();
+                    };
+                    xdr.ontimeout = function () {
+                        debug('ontimeout');
+                        self._error();
+                    };
+                    xdr.onprogress = function () {
+                        debug('progress', xdr.responseText);
+                        self.emit('chunk', 200, xdr.responseText);
+                    };
+                    xdr.onload = function () {
+                        debug('load');
+                        self.emit('finish', 200, xdr.responseText);
+                        self._cleanup(false);
+                    };
+                    this.xdr = xdr;
+                    this.unloadRef = eventUtils.unloadAdd(function () {
+                        self._cleanup(true);
+                    });
+                    try {
+                        // Fails with AccessDenied if port number is bogus
+                        this.xdr.open(method, url);
+                        if (this.timeout) {
+                            this.xdr.timeout = this.timeout;
+                        }
+                        this.xdr.send(payload);
+                    } catch (x) {
+                        this._error();
+                    }
+                };
+
+                XDRObject.prototype._error = function () {
+                    this.emit('finish', 0, '');
+                    this._cleanup(false);
+                };
+
+                XDRObject.prototype._cleanup = function (abort) {
+                    debug('cleanup', abort);
+                    if (!this.xdr) {
+                        return;
+                    }
+                    this.removeAllListeners();
+                    eventUtils.unloadDel(this.unloadRef);
+
+                    this.xdr.ontimeout = this.xdr.onerror = this.xdr.onprogress = this.xdr.onload = null;
+                    if (abort) {
+                        try {
+                            this.xdr.abort();
+                        } catch (x) {
+                            // intentionally empty
+                        }
+                    }
+                    this.unloadRef = this.xdr = null;
+                };
+
+                XDRObject.prototype.close = function () {
+                    debug('close');
+                    this._cleanup(true);
+                };
+
+// IE 8/9 if the request target uses the same scheme - #79
+                XDRObject.enabled = !!(global.XDomainRequest && browser.hasDomain());
+
+                module.exports = XDRObject;
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {
+            "../../utils/browser": 44,
+            "../../utils/event": 46,
+            "../../utils/url": 52,
+            "debug": 55,
+            "events": 3,
+            "inherits": 57
+        }],
+        35: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , XhrDriver = require('../driver/xhr')
+            ;
+
+            function XHRCorsObject(method, url, payload, opts) {
+                XhrDriver.call(this, method, url, payload, opts);
+            }
+
+            inherits(XHRCorsObject, XhrDriver);
+
+            XHRCorsObject.enabled = XhrDriver.enabled && XhrDriver.supportsCORS;
+
+            module.exports = XHRCorsObject;
+
+        }, {"../driver/xhr": 17, "inherits": 57}],
+        36: [function (require, module, exports) {
+            'use strict';
+
+            var EventEmitter = require('events').EventEmitter
+                , inherits = require('inherits')
+            ;
+
+            function XHRFake(/* method, url, payload, opts */) {
+                var self = this;
+                EventEmitter.call(this);
+
+                this.to = setTimeout(function () {
+                    self.emit('finish', 200, '{}');
+                }, XHRFake.timeout);
+            }
+
+            inherits(XHRFake, EventEmitter);
+
+            XHRFake.prototype.close = function () {
+                clearTimeout(this.to);
+            };
+
+            XHRFake.timeout = 2000;
+
+            module.exports = XHRFake;
+
+        }, {"events": 3, "inherits": 57}],
+        37: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , XhrDriver = require('../driver/xhr')
+            ;
+
+            function XHRLocalObject(method, url, payload /*, opts */) {
+                XhrDriver.call(this, method, url, payload, {
+                    noCredentials: true
+                });
+            }
+
+            inherits(XHRLocalObject, XhrDriver);
+
+            XHRLocalObject.enabled = XhrDriver.enabled;
+
+            module.exports = XHRLocalObject;
+
+        }, {"../driver/xhr": 17, "inherits": 57}],
+        38: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var utils = require('../utils/event')
+                    , urlUtils = require('../utils/url')
+                    , inherits = require('inherits')
+                    , EventEmitter = require('events').EventEmitter
+                    , WebsocketDriver = require('./driver/websocket')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:websocket');
+                }
+
+                function WebSocketTransport(transUrl, ignore, options) {
+                    if (!WebSocketTransport.enabled()) {
+                        throw new Error('Transport created when disabled');
+                    }
+
+                    EventEmitter.call(this);
+                    debug('constructor', transUrl);
+
+                    var self = this;
+                    var url = urlUtils.addPath(transUrl, '/websocket');
+                    if (url.slice(0, 5) === 'https') {
+                        url = 'wss' + url.slice(5);
+                    } else {
+                        url = 'ws' + url.slice(4);
+                    }
+                    this.url = url;
+
+                    this.ws = new WebsocketDriver(this.url, [], options);
+                    this.ws.onmessage = function (e) {
+                        debug('message event', e.data);
+                        self.emit('message', e.data);
+                    };
+                    // Firefox has an interesting bug. If a websocket connection is
+                    // created after onunload, it stays alive even when user
+                    // navigates away from the page. In such situation let's lie -
+                    // let's not open the ws connection at all. See:
+                    // https://github.com/sockjs/sockjs-client/issues/28
+                    // https://bugzilla.mozilla.org/show_bug.cgi?id=696085
+                    this.unloadRef = utils.unloadAdd(function () {
+                        debug('unload');
+                        self.ws.close();
+                    });
+                    this.ws.onclose = function (e) {
+                        debug('close event', e.code, e.reason);
+                        self.emit('close', e.code, e.reason);
+                        self._cleanup();
+                    };
+                    this.ws.onerror = function (e) {
+                        debug('error event', e);
+                        self.emit('close', 1006, 'WebSocket connection broken');
+                        self._cleanup();
+                    };
+                }
+
+                inherits(WebSocketTransport, EventEmitter);
+
+                WebSocketTransport.prototype.send = function (data) {
+                    var msg = '[' + data + ']';
+                    debug('send', msg);
+                    this.ws.send(msg);
+                };
+
+                WebSocketTransport.prototype.close = function () {
+                    debug('close');
+                    var ws = this.ws;
+                    this._cleanup();
+                    if (ws) {
+                        ws.close();
+                    }
+                };
+
+                WebSocketTransport.prototype._cleanup = function () {
+                    debug('_cleanup');
+                    var ws = this.ws;
+                    if (ws) {
+                        ws.onmessage = ws.onclose = ws.onerror = null;
+                    }
+                    utils.unloadDel(this.unloadRef);
+                    this.unloadRef = this.ws = null;
+                    this.removeAllListeners();
+                };
+
+                WebSocketTransport.enabled = function () {
+                    debug('enabled');
+                    return !!WebsocketDriver;
+                };
+                WebSocketTransport.transportName = 'websocket';
+
+// In theory, ws should require 1 round trip. But in chrome, this is
+// not very stable over SSL. Most likely a ws connection requires a
+// separate SSL connection, in which case 2 round trips are an
+// absolute minumum.
+                WebSocketTransport.roundTrips = 2;
+
+                module.exports = WebSocketTransport;
+
+            }).call(this, {env: {}})
+
+        }, {
+            "../utils/event": 46,
+            "../utils/url": 52,
+            "./driver/websocket": 19,
+            "debug": 55,
+            "events": 3,
+            "inherits": 57
+        }],
+        39: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , AjaxBasedTransport = require('./lib/ajax-based')
+                , XdrStreamingTransport = require('./xdr-streaming')
+                , XhrReceiver = require('./receiver/xhr')
+                , XDRObject = require('./sender/xdr')
+            ;
+
+            function XdrPollingTransport(transUrl) {
+                if (!XDRObject.enabled) {
+                    throw new Error('Transport created when disabled');
+                }
+                AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XDRObject);
+            }
+
+            inherits(XdrPollingTransport, AjaxBasedTransport);
+
+            XdrPollingTransport.enabled = XdrStreamingTransport.enabled;
+            XdrPollingTransport.transportName = 'xdr-polling';
+            XdrPollingTransport.roundTrips = 2; // preflight, ajax
+
+            module.exports = XdrPollingTransport;
+
+        }, {"./lib/ajax-based": 24, "./receiver/xhr": 32, "./sender/xdr": 34, "./xdr-streaming": 40, "inherits": 57}],
+        40: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , AjaxBasedTransport = require('./lib/ajax-based')
+                , XhrReceiver = require('./receiver/xhr')
+                , XDRObject = require('./sender/xdr')
+            ;
+
+// According to:
+//   http://stackoverflow.com/questions/1641507/detect-browser-support-for-cross-domain-xmlhttprequests
+//   http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/
+
+            function XdrStreamingTransport(transUrl) {
+                if (!XDRObject.enabled) {
+                    throw new Error('Transport created when disabled');
+                }
+                AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XDRObject);
+            }
+
+            inherits(XdrStreamingTransport, AjaxBasedTransport);
+
+            XdrStreamingTransport.enabled = function (info) {
+                if (info.cookie_needed || info.nullOrigin) {
+                    return false;
+                }
+                return XDRObject.enabled && info.sameScheme;
+            };
+
+            XdrStreamingTransport.transportName = 'xdr-streaming';
+            XdrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+            module.exports = XdrStreamingTransport;
+
+        }, {"./lib/ajax-based": 24, "./receiver/xhr": 32, "./sender/xdr": 34, "inherits": 57}],
+        41: [function (require, module, exports) {
+            'use strict';
+
+            var inherits = require('inherits')
+                , AjaxBasedTransport = require('./lib/ajax-based')
+                , XhrReceiver = require('./receiver/xhr')
+                , XHRCorsObject = require('./sender/xhr-cors')
+                , XHRLocalObject = require('./sender/xhr-local')
+            ;
+
+            function XhrPollingTransport(transUrl) {
+                if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {
+                    throw new Error('Transport created when disabled');
+                }
+                AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XHRCorsObject);
+            }
+
+            inherits(XhrPollingTransport, AjaxBasedTransport);
+
+            XhrPollingTransport.enabled = function (info) {
+                if (info.nullOrigin) {
+                    return false;
+                }
+
+                if (XHRLocalObject.enabled && info.sameOrigin) {
+                    return true;
+                }
+                return XHRCorsObject.enabled;
+            };
+
+            XhrPollingTransport.transportName = 'xhr-polling';
+            XhrPollingTransport.roundTrips = 2; // preflight, ajax
+
+            module.exports = XhrPollingTransport;
+
+        }, {
+            "./lib/ajax-based": 24,
+            "./receiver/xhr": 32,
+            "./sender/xhr-cors": 35,
+            "./sender/xhr-local": 37,
+            "inherits": 57
+        }],
+        42: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                var inherits = require('inherits')
+                    , AjaxBasedTransport = require('./lib/ajax-based')
+                    , XhrReceiver = require('./receiver/xhr')
+                    , XHRCorsObject = require('./sender/xhr-cors')
+                    , XHRLocalObject = require('./sender/xhr-local')
+                    , browser = require('../utils/browser')
+                ;
+
+                function XhrStreamingTransport(transUrl) {
+                    if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {
+                        throw new Error('Transport created when disabled');
+                    }
+                    AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XHRCorsObject);
+                }
+
+                inherits(XhrStreamingTransport, AjaxBasedTransport);
+
+                XhrStreamingTransport.enabled = function (info) {
+                    if (info.nullOrigin) {
+                        return false;
+                    }
+                    // Opera doesn't support xhr-streaming #60
+                    // But it might be able to #92
+                    if (browser.isOpera()) {
+                        return false;
+                    }
+
+                    return XHRCorsObject.enabled;
+                };
+
+                XhrStreamingTransport.transportName = 'xhr-streaming';
+                XhrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+// Safari gets confused when a streaming ajax request is started
+// before onload. This causes the load indicator to spin indefinetely.
+// Only require body when used in a browser
+                XhrStreamingTransport.needBody = !!global.document;
+
+                module.exports = XhrStreamingTransport;
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {
+            "../utils/browser": 44,
+            "./lib/ajax-based": 24,
+            "./receiver/xhr": 32,
+            "./sender/xhr-cors": 35,
+            "./sender/xhr-local": 37,
+            "inherits": 57
+        }],
+        43: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                if (global.crypto && global.crypto.getRandomValues) {
+                    module.exports.randomBytes = function (length) {
+                        var bytes = new Uint8Array(length);
+                        global.crypto.getRandomValues(bytes);
+                        return bytes;
+                    };
+                } else {
+                    module.exports.randomBytes = function (length) {
+                        var bytes = new Array(length);
+                        for (var i = 0; i < length; i++) {
+                            bytes[i] = Math.floor(Math.random() * 256);
+                        }
+                        return bytes;
+                    };
+                }
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {}],
+        44: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                module.exports = {
+                    isOpera: function () {
+                        return global.navigator &&
+                            /opera/i.test(global.navigator.userAgent);
+                    }
+
+                    , isKonqueror: function () {
+                        return global.navigator &&
+                            /konqueror/i.test(global.navigator.userAgent);
+                    }
+
+                    // #187 wrap document.domain in try/catch because of WP8 from file:///
+                    , hasDomain: function () {
+                        // non-browser client always has a domain
+                        if (!global.document) {
+                            return true;
+                        }
+
+                        try {
+                            return !!global.document.domain;
+                        } catch (e) {
+                            return false;
+                        }
+                    }
+                };
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {}],
+        45: [function (require, module, exports) {
+            'use strict';
+
+            var JSON3 = require('json3');
+
+// Some extra characters that Chrome gets wrong, and substitutes with
+// something else on the wire.
+// eslint-disable-next-line no-control-regex
+            var extraEscapable = /[\x00-\x1f\ud800-\udfff\ufffe\uffff\u0300-\u0333\u033d-\u0346\u034a-\u034c\u0350-\u0352\u0357-\u0358\u035c-\u0362\u0374\u037e\u0387\u0591-\u05af\u05c4\u0610-\u0617\u0653-\u0654\u0657-\u065b\u065d-\u065e\u06df-\u06e2\u06eb-\u06ec\u0730\u0732-\u0733\u0735-\u0736\u073a\u073d\u073f-\u0741\u0743\u0745\u0747\u07eb-\u07f1\u0951\u0958-\u095f\u09dc-\u09dd\u09df\u0a33\u0a36\u0a59-\u0a5b\u0a5e\u0b5c-\u0b5d\u0e38-\u0e39\u0f43\u0f4d\u0f52\u0f57\u0f5c\u0f69\u0f72-\u0f76\u0f78\u0f80-\u0f83\u0f93\u0f9d\u0fa2\u0fa7\u0fac\u0fb9\u1939-\u193a\u1a17\u1b6b\u1cda-\u1cdb\u1dc0-\u1dcf\u1dfc\u1dfe\u1f71\u1f73\u1f75\u1f77\u1f79\u1f7b\u1f7d\u1fbb\u1fbe\u1fc9\u1fcb\u1fd3\u1fdb\u1fe3\u1feb\u1fee-\u1fef\u1ff9\u1ffb\u1ffd\u2000-\u2001\u20d0-\u20d1\u20d4-\u20d7\u20e7-\u20e9\u2126\u212a-\u212b\u2329-\u232a\u2adc\u302b-\u302c\uaab2-\uaab3\uf900-\ufa0d\ufa10\ufa12\ufa15-\ufa1e\ufa20\ufa22\ufa25-\ufa26\ufa2a-\ufa2d\ufa30-\ufa6d\ufa70-\ufad9\ufb1d\ufb1f\ufb2a-\ufb36\ufb38-\ufb3c\ufb3e\ufb40-\ufb41\ufb43-\ufb44\ufb46-\ufb4e\ufff0-\uffff]/g
+                , extraLookup;
+
+// This may be quite slow, so let's delay until user actually uses bad
+// characters.
+            var unrollLookup = function (escapable) {
+                var i;
+                var unrolled = {};
+                var c = [];
+                for (i = 0; i < 65536; i++) {
+                    c.push(String.fromCharCode(i));
+                }
+                escapable.lastIndex = 0;
+                c.join('').replace(escapable, function (a) {
+                    unrolled[a] = '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+                    return '';
+                });
+                escapable.lastIndex = 0;
+                return unrolled;
+            };
+
+// Quote string, also taking care of unicode characters that browsers
+// often break. Especially, take care of unicode surrogates:
+// http://en.wikipedia.org/wiki/Mapping_of_Unicode_characters#Surrogates
+            module.exports = {
+                quote: function (string) {
+                    var quoted = JSON3.stringify(string);
+
+                    // In most cases this should be very fast and good enough.
+                    extraEscapable.lastIndex = 0;
+                    if (!extraEscapable.test(quoted)) {
+                        return quoted;
+                    }
+
+                    if (!extraLookup) {
+                        extraLookup = unrollLookup(extraEscapable);
+                    }
+
+                    return quoted.replace(extraEscapable, function (a) {
+                        return extraLookup[a];
+                    });
+                }
+            };
+
+        }, {"json3": 58}],
+        46: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                var random = require('./random');
+
+                var onUnload = {}
+                    , afterUnload = false
+                    // detect google chrome packaged apps because they don't allow the 'unload' event
+                    , isChromePackagedApp = global.chrome && global.chrome.app && global.chrome.app.runtime
+                ;
+
+                module.exports = {
+                    attachEvent: function (event, listener) {
+                        if (typeof global.addEventListener !== 'undefined') {
+                            global.addEventListener(event, listener, false);
+                        } else if (global.document && global.attachEvent) {
+                            // IE quirks.
+                            // According to: http://stevesouders.com/misc/test-postmessage.php
+                            // the message gets delivered only to 'document', not 'window'.
+                            global.document.attachEvent('on' + event, listener);
+                            // I get 'window' for ie8.
+                            global.attachEvent('on' + event, listener);
+                        }
+                    }
+
+                    , detachEvent: function (event, listener) {
+                        if (typeof global.addEventListener !== 'undefined') {
+                            global.removeEventListener(event, listener, false);
+                        } else if (global.document && global.detachEvent) {
+                            global.document.detachEvent('on' + event, listener);
+                            global.detachEvent('on' + event, listener);
+                        }
+                    }
+
+                    , unloadAdd: function (listener) {
+                        if (isChromePackagedApp) {
+                            return null;
+                        }
+
+                        var ref = random.string(8);
+                        onUnload[ref] = listener;
+                        if (afterUnload) {
+                            setTimeout(this.triggerUnloadCallbacks, 0);
+                        }
+                        return ref;
+                    }
+
+                    , unloadDel: function (ref) {
+                        if (ref in onUnload) {
+                            delete onUnload[ref];
+                        }
+                    }
+
+                    , triggerUnloadCallbacks: function () {
+                        for (var ref in onUnload) {
+                            onUnload[ref]();
+                            delete onUnload[ref];
+                        }
+                    }
+                };
+
+                var unloadTriggered = function () {
+                    if (afterUnload) {
+                        return;
+                    }
+                    afterUnload = true;
+                    module.exports.triggerUnloadCallbacks();
+                };
+
+// 'unload' alone is not reliable in opera within an iframe, but we
+// can't use `beforeunload` as IE fires it on javascript: links.
+                if (!isChromePackagedApp) {
+                    module.exports.attachEvent('unload', unloadTriggered);
+                }
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"./random": 50}],
+        47: [function (require, module, exports) {
+            (function (process, global) {
+                'use strict';
+
+                var eventUtils = require('./event')
+                    , JSON3 = require('json3')
+                    , browser = require('./browser')
+                ;
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:utils:iframe');
+                }
+
+                module.exports = {
+                    WPrefix: '_jp'
+                    , currentWindowId: null
+
+                    , polluteGlobalNamespace: function () {
+                        if (!(module.exports.WPrefix in global)) {
+                            global[module.exports.WPrefix] = {};
+                        }
+                    }
+
+                    , postMessage: function (type, data) {
+                        if (global.parent !== global) {
+                            global.parent.postMessage(JSON3.stringify({
+                                windowId: module.exports.currentWindowId
+                                , type: type
+                                , data: data || ''
+                            }), '*');
+                        } else {
+                            debug('Cannot postMessage, no parent window.', type, data);
+                        }
+                    }
+
+                    , createIframe: function (iframeUrl, errorCallback) {
+                        var iframe = global.document.createElement('iframe');
+                        var tref, unloadRef;
+                        var unattach = function () {
+                            debug('unattach');
+                            clearTimeout(tref);
+                            // Explorer had problems with that.
+                            try {
+                                iframe.onload = null;
+                            } catch (x) {
+                                // intentionally empty
+                            }
+                            iframe.onerror = null;
+                        };
+                        var cleanup = function () {
+                            debug('cleanup');
+                            if (iframe) {
+                                unattach();
+                                // This timeout makes chrome fire onbeforeunload event
+                                // within iframe. Without the timeout it goes straight to
+                                // onunload.
+                                setTimeout(function () {
+                                    if (iframe) {
+                                        iframe.parentNode.removeChild(iframe);
+                                    }
+                                    iframe = null;
+                                }, 0);
+                                eventUtils.unloadDel(unloadRef);
+                            }
+                        };
+                        var onerror = function (err) {
+                            debug('onerror', err);
+                            if (iframe) {
+                                cleanup();
+                                errorCallback(err);
+                            }
+                        };
+                        var post = function (msg, origin) {
+                            debug('post', msg, origin);
+                            setTimeout(function () {
+                                try {
+                                    // When the iframe is not loaded, IE raises an exception
+                                    // on 'contentWindow'.
+                                    if (iframe && iframe.contentWindow) {
+                                        iframe.contentWindow.postMessage(msg, origin);
+                                    }
+                                } catch (x) {
+                                    // intentionally empty
+                                }
+                            }, 0);
+                        };
+
+                        iframe.src = iframeUrl;
+                        iframe.style.display = 'none';
+                        iframe.style.position = 'absolute';
+                        iframe.onerror = function () {
+                            onerror('onerror');
+                        };
+                        iframe.onload = function () {
+                            debug('onload');
+                            // `onload` is triggered before scripts on the iframe are
+                            // executed. Give it few seconds to actually load stuff.
+                            clearTimeout(tref);
+                            tref = setTimeout(function () {
+                                onerror('onload timeout');
+                            }, 2000);
+                        };
+                        global.document.body.appendChild(iframe);
+                        tref = setTimeout(function () {
+                            onerror('timeout');
+                        }, 15000);
+                        unloadRef = eventUtils.unloadAdd(cleanup);
+                        return {
+                            post: post
+                            , cleanup: cleanup
+                            , loaded: unattach
+                        };
+                    }
+
+                    /* eslint no-undef: "off", new-cap: "off" */
+                    , createHtmlfile: function (iframeUrl, errorCallback) {
+                        var axo = ['Active'].concat('Object').join('X');
+                        var doc = new global[axo]('htmlfile');
+                        var tref, unloadRef;
+                        var iframe;
+                        var unattach = function () {
+                            clearTimeout(tref);
+                            iframe.onerror = null;
+                        };
+                        var cleanup = function () {
+                            if (doc) {
+                                unattach();
+                                eventUtils.unloadDel(unloadRef);
+                                iframe.parentNode.removeChild(iframe);
+                                iframe = doc = null;
+                                CollectGarbage();
+                            }
+                        };
+                        var onerror = function (r) {
+                            debug('onerror', r);
+                            if (doc) {
+                                cleanup();
+                                errorCallback(r);
+                            }
+                        };
+                        var post = function (msg, origin) {
+                            try {
+                                // When the iframe is not loaded, IE raises an exception
+                                // on 'contentWindow'.
+                                setTimeout(function () {
+                                    if (iframe && iframe.contentWindow) {
+                                        iframe.contentWindow.postMessage(msg, origin);
+                                    }
+                                }, 0);
+                            } catch (x) {
+                                // intentionally empty
+                            }
+                        };
+
+                        doc.open();
+                        doc.write('<html><s' + 'cript>' +
+                            'document.domain="' + global.document.domain + '";' +
+                            '</s' + 'cript></html>');
+                        doc.close();
+                        doc.parentWindow[module.exports.WPrefix] = global[module.exports.WPrefix];
+                        var c = doc.createElement('div');
+                        doc.body.appendChild(c);
+                        iframe = doc.createElement('iframe');
+                        c.appendChild(iframe);
+                        iframe.src = iframeUrl;
+                        iframe.onerror = function () {
+                            onerror('onerror');
+                        };
+                        tref = setTimeout(function () {
+                            onerror('timeout');
+                        }, 15000);
+                        unloadRef = eventUtils.unloadAdd(cleanup);
+                        return {
+                            post: post
+                            , cleanup: cleanup
+                            , loaded: unattach
+                        };
+                    }
+                };
+
+                module.exports.iframeEnabled = false;
+                if (global.document) {
+                    // postMessage misbehaves in konqueror 4.6.5 - the messages are delivered with
+                    // huge delay, or not at all.
+                    module.exports.iframeEnabled = (typeof global.postMessage === 'function' ||
+                        typeof global.postMessage === 'object') && (!browser.isKonqueror());
+                }
+
+            }).call(this, {env: {}}, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"./browser": 44, "./event": 46, "debug": 55, "json3": 58}],
+        48: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                var logObject = {};
+                ['log', 'debug', 'warn'].forEach(function (level) {
+                    var levelExists;
+
+                    try {
+                        levelExists = global.console && global.console[level] && global.console[level].apply;
+                    } catch (e) {
+                        // do nothing
+                    }
+
+                    logObject[level] = levelExists ? function () {
+                        return global.console[level].apply(global.console, arguments);
+                    } : (level === 'log' ? function () {
+                    } : logObject.log);
+                });
+
+                module.exports = logObject;
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {}],
+        49: [function (require, module, exports) {
+            'use strict';
+
+            module.exports = {
+                isObject: function (obj) {
+                    var type = typeof obj;
+                    return type === 'function' || type === 'object' && !!obj;
+                }
+
+                , extend: function (obj) {
+                    if (!this.isObject(obj)) {
+                        return obj;
+                    }
+                    var source, prop;
+                    for (var i = 1, length = arguments.length; i < length; i++) {
+                        source = arguments[i];
+                        for (prop in source) {
+                            if (Object.prototype.hasOwnProperty.call(source, prop)) {
+                                obj[prop] = source[prop];
+                            }
+                        }
+                    }
+                    return obj;
+                }
+            };
+
+        }, {}],
+        50: [function (require, module, exports) {
+            'use strict';
+
+            /* global crypto:true */
+            var crypto = require('crypto');
+
+// This string has length 32, a power of 2, so the modulus doesn't introduce a
+// bias.
+            var _randomStringChars = 'abcdefghijklmnopqrstuvwxyz012345';
+            module.exports = {
+                string: function (length) {
+                    var max = _randomStringChars.length;
+                    var bytes = crypto.randomBytes(length);
+                    var ret = [];
+                    for (var i = 0; i < length; i++) {
+                        ret.push(_randomStringChars.substr(bytes[i] % max, 1));
+                    }
+                    return ret.join('');
+                }
+
+                , number: function (max) {
+                    return Math.floor(Math.random() * max);
+                }
+
+                , numberString: function (max) {
+                    var t = ('' + (max - 1)).length;
+                    var p = new Array(t + 1).join('0');
+                    return (p + this.number(max)).slice(-t);
+                }
+            };
+
+        }, {"crypto": 43}],
+        51: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:utils:transport');
+                }
+
+                module.exports = function (availableTransports) {
+                    return {
+                        filterToEnabled: function (transportsWhitelist, info) {
+                            var transports = {
+                                main: []
+                                , facade: []
+                            };
+                            if (!transportsWhitelist) {
+                                transportsWhitelist = [];
+                            } else if (typeof transportsWhitelist === 'string') {
+                                transportsWhitelist = [transportsWhitelist];
+                            }
+
+                            availableTransports.forEach(function (trans) {
+                                if (!trans) {
+                                    return;
+                                }
+
+                                if (trans.transportName === 'websocket' && info.websocket === false) {
+                                    debug('disabled from server', 'websocket');
+                                    return;
+                                }
+
+                                if (transportsWhitelist.length &&
+                                    transportsWhitelist.indexOf(trans.transportName) === -1) {
+                                    debug('not in whitelist', trans.transportName);
+                                    return;
+                                }
+
+                                if (trans.enabled(info)) {
+                                    debug('enabled', trans.transportName);
+                                    transports.main.push(trans);
+                                    if (trans.facadeTransport) {
+                                        transports.facade.push(trans.facadeTransport);
+                                    }
+                                } else {
+                                    debug('disabled', trans.transportName);
+                                }
+                            });
+                            return transports;
+                        }
+                    };
+                };
+
+            }).call(this, {env: {}})
+
+        }, {"debug": 55}],
+        52: [function (require, module, exports) {
+            (function (process) {
+                'use strict';
+
+                var URL = require('url-parse');
+
+                var debug = function () {
+                };
+                if (process.env.NODE_ENV !== 'production') {
+                    debug = require('debug')('sockjs-client:utils:url');
+                }
+
+                module.exports = {
+                    getOrigin: function (url) {
+                        if (!url) {
+                            return null;
+                        }
+
+                        var p = new URL(url);
+                        if (p.protocol === 'file:') {
+                            return null;
+                        }
+
+                        var port = p.port;
+                        if (!port) {
+                            port = (p.protocol === 'https:') ? '443' : '80';
+                        }
+
+                        return p.protocol + '//' + p.hostname + ':' + port;
+                    }
+
+                    , isOriginEqual: function (a, b) {
+                        var res = this.getOrigin(a) === this.getOrigin(b);
+                        debug('same', a, b, res);
+                        return res;
+                    }
+
+                    , isSchemeEqual: function (a, b) {
+                        return (a.split(':')[0] === b.split(':')[0]);
+                    }
+
+                    , addPath: function (url, path) {
+                        var qs = url.split('?');
+                        return qs[0] + path + (qs[1] ? '?' + qs[1] : '');
+                    }
+
+                    , addQuery: function (url, q) {
+                        return url + (url.indexOf('?') === -1 ? ('?' + q) : ('&' + q));
+                    }
+                };
+
+            }).call(this, {env: {}})
+
+        }, {"debug": 55, "url-parse": 61}],
+        53: [function (require, module, exports) {
+            module.exports = '1.4.0';
+
+        }, {}],
+        54: [function (require, module, exports) {
+            /**
+             * Helpers.
+             */
+
+            var s = 1000;
+            var m = s * 60;
+            var h = m * 60;
+            var d = h * 24;
+            var w = d * 7;
+            var y = d * 365.25;
+
+            /**
+             * Parse or format the given `val`.
+             *
+             * Options:
+             *
+             *  - `long` verbose formatting [false]
+             *
+             * @param {String|Number} val
+             * @param {Object} [options]
+             * @throws {Error} throw an error if val is not a non-empty string or a number
+             * @return {String|Number}
+             * @api public
+             */
+
+            module.exports = function (val, options) {
+                options = options || {};
+                var type = typeof val;
+                if (type === 'string' && val.length > 0) {
+                    return parse(val);
+                } else if (type === 'number' && isNaN(val) === false) {
+                    return options.long ? fmtLong(val) : fmtShort(val);
+                }
+                throw new Error(
+                    'val is not a non-empty string or a valid number. val=' +
+                    JSON.stringify(val)
+                );
+            };
+
+            /**
+             * Parse the given `str` and return milliseconds.
+             *
+             * @param {String} str
+             * @return {Number}
+             * @api private
+             */
+
+            function parse(str) {
+                str = String(str);
+                if (str.length > 100) {
+                    return;
+                }
+                var match = /^((?:\d+)?\-?\d?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(
+                    str
+                );
+                if (!match) {
+                    return;
+                }
+                var n = parseFloat(match[1]);
+                var type = (match[2] || 'ms').toLowerCase();
+                switch (type) {
+                    case 'years':
+                    case 'year':
+                    case 'yrs':
+                    case 'yr':
+                    case 'y':
+                        return n * y;
+                    case 'weeks':
+                    case 'week':
+                    case 'w':
+                        return n * w;
+                    case 'days':
+                    case 'day':
+                    case 'd':
+                        return n * d;
+                    case 'hours':
+                    case 'hour':
+                    case 'hrs':
+                    case 'hr':
+                    case 'h':
+                        return n * h;
+                    case 'minutes':
+                    case 'minute':
+                    case 'mins':
+                    case 'min':
+                    case 'm':
+                        return n * m;
+                    case 'seconds':
+                    case 'second':
+                    case 'secs':
+                    case 'sec':
+                    case 's':
+                        return n * s;
+                    case 'milliseconds':
+                    case 'millisecond':
+                    case 'msecs':
+                    case 'msec':
+                    case 'ms':
+                        return n;
+                    default:
+                        return undefined;
+                }
+            }
+
+            /**
+             * Short format for `ms`.
+             *
+             * @param {Number} ms
+             * @return {String}
+             * @api private
+             */
+
+            function fmtShort(ms) {
+                var msAbs = Math.abs(ms);
+                if (msAbs >= d) {
+                    return Math.round(ms / d) + 'd';
+                }
+                if (msAbs >= h) {
+                    return Math.round(ms / h) + 'h';
+                }
+                if (msAbs >= m) {
+                    return Math.round(ms / m) + 'm';
+                }
+                if (msAbs >= s) {
+                    return Math.round(ms / s) + 's';
+                }
+                return ms + 'ms';
+            }
+
+            /**
+             * Long format for `ms`.
+             *
+             * @param {Number} ms
+             * @return {String}
+             * @api private
+             */
+
+            function fmtLong(ms) {
+                var msAbs = Math.abs(ms);
+                if (msAbs >= d) {
+                    return plural(ms, msAbs, d, 'day');
+                }
+                if (msAbs >= h) {
+                    return plural(ms, msAbs, h, 'hour');
+                }
+                if (msAbs >= m) {
+                    return plural(ms, msAbs, m, 'minute');
+                }
+                if (msAbs >= s) {
+                    return plural(ms, msAbs, s, 'second');
+                }
+                return ms + ' ms';
+            }
+
+            /**
+             * Pluralization helper.
+             */
+
+            function plural(ms, msAbs, n, name) {
+                var isPlural = msAbs >= n * 1.5;
+                return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');
+            }
+
+        }, {}],
+        55: [function (require, module, exports) {
+            (function (process) {
+                "use strict";
+
+                function _typeof(obj) {
+                    if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
+                        _typeof = function _typeof(obj) {
+                            return typeof obj;
+                        };
+                    } else {
+                        _typeof = function _typeof(obj) {
+                            return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
+                        };
+                    }
+                    return _typeof(obj);
+                }
+
+                /* eslint-env browser */
+
+                /**
+                 * This is the web browser implementation of `debug()`.
+                 */
+                exports.log = log;
+                exports.formatArgs = formatArgs;
+                exports.save = save;
+                exports.load = load;
+                exports.useColors = useColors;
+                exports.storage = localstorage();
+                /**
+                 * Colors.
+                 */
+
+                exports.colors = ['#0000CC', '#0000FF', '#0033CC', '#0033FF', '#0066CC', '#0066FF', '#0099CC', '#0099FF', '#00CC00', '#00CC33', '#00CC66', '#00CC99', '#00CCCC', '#00CCFF', '#3300CC', '#3300FF', '#3333CC', '#3333FF', '#3366CC', '#3366FF', '#3399CC', '#3399FF', '#33CC00', '#33CC33', '#33CC66', '#33CC99', '#33CCCC', '#33CCFF', '#6600CC', '#6600FF', '#6633CC', '#6633FF', '#66CC00', '#66CC33', '#9900CC', '#9900FF', '#9933CC', '#9933FF', '#99CC00', '#99CC33', '#CC0000', '#CC0033', '#CC0066', '#CC0099', '#CC00CC', '#CC00FF', '#CC3300', '#CC3333', '#CC3366', '#CC3399', '#CC33CC', '#CC33FF', '#CC6600', '#CC6633', '#CC9900', '#CC9933', '#CCCC00', '#CCCC33', '#FF0000', '#FF0033', '#FF0066', '#FF0099', '#FF00CC', '#FF00FF', '#FF3300', '#FF3333', '#FF3366', '#FF3399', '#FF33CC', '#FF33FF', '#FF6600', '#FF6633', '#FF9900', '#FF9933', '#FFCC00', '#FFCC33'];
+
+                /**
+                 * Currently only WebKit-based Web Inspectors, Firefox >= v31,
+                 * and the Firebug extension (any Firefox version) are known
+                 * to support "%c" CSS customizations.
+                 *
+                 * TODO: add a `localStorage` variable to explicitly enable/disable colors
+                 */
+// eslint-disable-next-line complexity
+
+                function useColors() {
+                    // NB: In an Electron preload script, document will be defined but not fully
+                    // initialized. Since we know we're in Chrome, we'll just detect this case
+                    // explicitly
+                    if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
+                        return true;
+                    } // Internet Explorer and Edge do not support colors.
+
+
+                    if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
+                        return false;
+                    } // Is webkit? http://stackoverflow.com/a/16459606/376773
+                    // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632
+
+
+                    return typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance || // Is firebug? http://stackoverflow.com/a/398120/376773
+                        typeof window !== 'undefined' && window.console && (window.console.firebug || window.console.exception && window.console.table) || // Is firefox >= v31?
+                        // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
+                        typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31 || // Double check webkit in userAgent just in case we are in a worker
+                        typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/);
+                }
+
+                /**
+                 * Colorize log arguments if enabled.
+                 *
+                 * @api public
+                 */
+
+
+                function formatArgs(args) {
+                    args[0] = (this.useColors ? '%c' : '') + this.namespace + (this.useColors ? ' %c' : ' ') + args[0] + (this.useColors ? '%c ' : ' ') + '+' + module.exports.humanize(this.diff);
+
+                    if (!this.useColors) {
+                        return;
+                    }
+
+                    var c = 'color: ' + this.color;
+                    args.splice(1, 0, c, 'color: inherit'); // The final "%c" is somewhat tricky, because there could be other
+                    // arguments passed either before or after the %c, so we need to
+                    // figure out the correct index to insert the CSS into
+
+                    var index = 0;
+                    var lastC = 0;
+                    args[0].replace(/%[a-zA-Z%]/g, function (match) {
+                        if (match === '%%') {
+                            return;
+                        }
+
+                        index++;
+
+                        if (match === '%c') {
+                            // We only are interested in the *last* %c
+                            // (the user may have provided their own)
+                            lastC = index;
+                        }
+                    });
+                    args.splice(lastC, 0, c);
+                }
+
+                /**
+                 * Invokes `console.log()` when available.
+                 * No-op when `console.log` is not a "function".
+                 *
+                 * @api public
+                 */
+
+
+                function log() {
+                    var _console;
+
+                    // This hackery is required for IE8/9, where
+                    // the `console.log` function doesn't have 'apply'
+                    return (typeof console === "undefined" ? "undefined" : _typeof(console)) === 'object' && console.log && (_console = console).log.apply(_console, arguments);
+                }
+
+                /**
+                 * Save `namespaces`.
+                 *
+                 * @param {String} namespaces
+                 * @api private
+                 */
+
+
+                function save(namespaces) {
+                    try {
+                        if (namespaces) {
+                            exports.storage.setItem('debug', namespaces);
+                        } else {
+                            exports.storage.removeItem('debug');
+                        }
+                    } catch (error) {// Swallow
+                        // XXX (@Qix-) should we be logging these?
+                    }
+                }
+
+                /**
+                 * Load `namespaces`.
+                 *
+                 * @return {String} returns the previously persisted debug modes
+                 * @api private
+                 */
+
+
+                function load() {
+                    var r;
+
+                    try {
+                        r = exports.storage.getItem('debug');
+                    } catch (error) {
+                    } // Swallow
+                    // XXX (@Qix-) should we be logging these?
+                    // If debug isn't set in LS, and we're in Electron, try to load $DEBUG
+
+
+                    if (!r && typeof process !== 'undefined' && 'env' in process) {
+                        r = process.env.DEBUG;
+                    }
+
+                    return r;
+                }
+
+                /**
+                 * Localstorage attempts to return the localstorage.
+                 *
+                 * This is necessary because safari throws
+                 * when a user disables cookies/localstorage
+                 * and you attempt to access it.
+                 *
+                 * @return {LocalStorage}
+                 * @api private
+                 */
+
+
+                function localstorage() {
+                    try {
+                        // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
+                        // The Browser also has localStorage in the global context.
+                        return localStorage;
+                    } catch (error) {// Swallow
+                        // XXX (@Qix-) should we be logging these?
+                    }
+                }
+
+                module.exports = require('./common')(exports);
+                var formatters = module.exports.formatters;
+                /**
+                 * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
+                 */
+
+                formatters.j = function (v) {
+                    try {
+                        return JSON.stringify(v);
+                    } catch (error) {
+                        return '[UnexpectedJSONParseError]: ' + error.message;
+                    }
+                };
+
+
+            }).call(this, {env: {}})
+
+        }, {"./common": 56}],
+        56: [function (require, module, exports) {
+            "use strict";
+
+            /**
+             * This is the common logic for both the Node.js and web browser
+             * implementations of `debug()`.
+             */
+            function setup(env) {
+                createDebug.debug = createDebug;
+                createDebug.default = createDebug;
+                createDebug.coerce = coerce;
+                createDebug.disable = disable;
+                createDebug.enable = enable;
+                createDebug.enabled = enabled;
+                createDebug.humanize = require('ms');
+                Object.keys(env).forEach(function (key) {
+                    createDebug[key] = env[key];
+                });
+                /**
+                 * Active `debug` instances.
+                 */
+
+                createDebug.instances = [];
+                /**
+                 * The currently active debug mode names, and names to skip.
+                 */
+
+                createDebug.names = [];
+                createDebug.skips = [];
+                /**
+                 * Map of special "%n" handling functions, for the debug "format" argument.
+                 *
+                 * Valid key names are a single, lower or upper-case letter, i.e. "n" and "N".
+                 */
+
+                createDebug.formatters = {};
+
+                /**
+                 * Selects a color for a debug namespace
+                 * @param {String} namespace The namespace string for the for the debug instance to be colored
+                 * @return {Number|String} An ANSI color code for the given namespace
+                 * @api private
+                 */
+
+                function selectColor(namespace) {
+                    var hash = 0;
+
+                    for (var i = 0; i < namespace.length; i++) {
+                        hash = (hash << 5) - hash + namespace.charCodeAt(i);
+                        hash |= 0; // Convert to 32bit integer
+                    }
+
+                    return createDebug.colors[Math.abs(hash) % createDebug.colors.length];
+                }
+
+                createDebug.selectColor = selectColor;
+
+                /**
+                 * Create a debugger with the given `namespace`.
+                 *
+                 * @param {String} namespace
+                 * @return {Function}
+                 * @api public
+                 */
+
+                function createDebug(namespace) {
+                    var prevTime;
+
+                    function debug() {
+                        for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
+                            args[_key] = arguments[_key];
+                        }
+
+                        // Disabled?
+                        if (!debug.enabled) {
+                            return;
+                        }
+
+                        var self = debug; // Set `diff` timestamp
+
+                        var curr = Number(new Date());
+                        var ms = curr - (prevTime || curr);
+                        self.diff = ms;
+                        self.prev = prevTime;
+                        self.curr = curr;
+                        prevTime = curr;
+                        args[0] = createDebug.coerce(args[0]);
+
+                        if (typeof args[0] !== 'string') {
+                            // Anything else let's inspect with %O
+                            args.unshift('%O');
+                        } // Apply any `formatters` transformations
+
+
+                        var index = 0;
+                        args[0] = args[0].replace(/%([a-zA-Z%])/g, function (match, format) {
+                            // If we encounter an escaped % then don't increase the array index
+                            if (match === '%%') {
+                                return match;
+                            }
+
+                            index++;
+                            var formatter = createDebug.formatters[format];
+
+                            if (typeof formatter === 'function') {
+                                var val = args[index];
+                                match = formatter.call(self, val); // Now we need to remove `args[index]` since it's inlined in the `format`
+
+                                args.splice(index, 1);
+                                index--;
+                            }
+
+                            return match;
+                        }); // Apply env-specific formatting (colors, etc.)
+
+                        createDebug.formatArgs.call(self, args);
+                        var logFn = self.log || createDebug.log;
+                        logFn.apply(self, args);
+                    }
+
+                    debug.namespace = namespace;
+                    debug.enabled = createDebug.enabled(namespace);
+                    debug.useColors = createDebug.useColors();
+                    debug.color = selectColor(namespace);
+                    debug.destroy = destroy;
+                    debug.extend = extend; // Debug.formatArgs = formatArgs;
+                    // debug.rawLog = rawLog;
+                    // env-specific initialization logic for debug instances
+
+                    if (typeof createDebug.init === 'function') {
+                        createDebug.init(debug);
+                    }
+
+                    createDebug.instances.push(debug);
+                    return debug;
+                }
+
+                function destroy() {
+                    var index = createDebug.instances.indexOf(this);
+
+                    if (index !== -1) {
+                        createDebug.instances.splice(index, 1);
+                        return true;
+                    }
+
+                    return false;
+                }
+
+                function extend(namespace, delimiter) {
+                    return createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);
+                }
+
+                /**
+                 * Enables a debug mode by namespaces. This can include modes
+                 * separated by a colon and wildcards.
+                 *
+                 * @param {String} namespaces
+                 * @api public
+                 */
+
+
+                function enable(namespaces) {
+                    createDebug.save(namespaces);
+                    createDebug.names = [];
+                    createDebug.skips = [];
+                    var i;
+                    var split = (typeof namespaces === 'string' ? namespaces : '').split(/[\s,]+/);
+                    var len = split.length;
+
+                    for (i = 0; i < len; i++) {
+                        if (!split[i]) {
+                            // ignore empty strings
+                            continue;
+                        }
+
+                        namespaces = split[i].replace(/\*/g, '.*?');
+
+                        if (namespaces[0] === '-') {
+                            createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
+                        } else {
+                            createDebug.names.push(new RegExp('^' + namespaces + '$'));
+                        }
+                    }
+
+                    for (i = 0; i < createDebug.instances.length; i++) {
+                        var instance = createDebug.instances[i];
+                        instance.enabled = createDebug.enabled(instance.namespace);
+                    }
+                }
+
+                /**
+                 * Disable debug output.
+                 *
+                 * @api public
+                 */
+
+
+                function disable() {
+                    createDebug.enable('');
+                }
+
+                /**
+                 * Returns true if the given mode name is enabled, false otherwise.
+                 *
+                 * @param {String} name
+                 * @return {Boolean}
+                 * @api public
+                 */
+
+
+                function enabled(name) {
+                    if (name[name.length - 1] === '*') {
+                        return true;
+                    }
+
+                    var i;
+                    var len;
+
+                    for (i = 0, len = createDebug.skips.length; i < len; i++) {
+                        if (createDebug.skips[i].test(name)) {
+                            return false;
+                        }
+                    }
+
+                    for (i = 0, len = createDebug.names.length; i < len; i++) {
+                        if (createDebug.names[i].test(name)) {
+                            return true;
+                        }
+                    }
+
+                    return false;
+                }
+
+                /**
+                 * Coerce `val`.
+                 *
+                 * @param {Mixed} val
+                 * @return {Mixed}
+                 * @api private
+                 */
+
+
+                function coerce(val) {
+                    if (val instanceof Error) {
+                        return val.stack || val.message;
+                    }
+
+                    return val;
+                }
+
+                createDebug.enable(createDebug.load());
+                return createDebug;
+            }
+
+            module.exports = setup;
+
+
+        }, {"ms": 54}],
+        57: [function (require, module, exports) {
+            if (typeof Object.create === 'function') {
+                // implementation from standard node.js 'util' module
+                module.exports = function inherits(ctor, superCtor) {
+                    ctor.super_ = superCtor
+                    ctor.prototype = Object.create(superCtor.prototype, {
+                        constructor: {
+                            value: ctor,
+                            enumerable: false,
+                            writable: true,
+                            configurable: true
+                        }
+                    });
+                };
+            } else {
+                // old school shim for old browsers
+                module.exports = function inherits(ctor, superCtor) {
+                    ctor.super_ = superCtor
+                    var TempCtor = function () {
+                    }
+                    TempCtor.prototype = superCtor.prototype
+                    ctor.prototype = new TempCtor()
+                    ctor.prototype.constructor = ctor
+                }
+            }
+
+        }, {}],
+        58: [function (require, module, exports) {
+            (function (global) {
+                /*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */
+                ;(function () {
+                    // Detect the `define` function exposed by asynchronous module loaders. The
+                    // strict `define` check is necessary for compatibility with `r.js`.
+                    var isLoader = typeof define === "function" && define.amd;
+
+                    // A set of types used to distinguish objects from primitives.
+                    var objectTypes = {
+                        "function": true,
+                        "object": true
+                    };
+
+                    // Detect the `exports` object exposed by CommonJS implementations.
+                    var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
+
+                    // Use the `global` object exposed by Node (including Browserify via
+                    // `insert-module-globals`), Narwhal, and Ringo as the default context,
+                    // and the `window` object in browsers. Rhino exports a `global` function
+                    // instead.
+                    var root = objectTypes[typeof window] && window || this,
+                        freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == "object" && global;
+
+                    if (freeGlobal && (freeGlobal["global"] === freeGlobal || freeGlobal["window"] === freeGlobal || freeGlobal["self"] === freeGlobal)) {
+                        root = freeGlobal;
+                    }
+
+                    // Public: Initializes JSON 3 using the given `context` object, attaching the
+                    // `stringify` and `parse` functions to the specified `exports` object.
+                    function runInContext(context, exports) {
+                        context || (context = root["Object"]());
+                        exports || (exports = root["Object"]());
+
+                        // Native constructor aliases.
+                        var Number = context["Number"] || root["Number"],
+                            String = context["String"] || root["String"],
+                            Object = context["Object"] || root["Object"],
+                            Date = context["Date"] || root["Date"],
+                            SyntaxError = context["SyntaxError"] || root["SyntaxError"],
+                            TypeError = context["TypeError"] || root["TypeError"],
+                            Math = context["Math"] || root["Math"],
+                            nativeJSON = context["JSON"] || root["JSON"];
+
+                        // Delegate to the native `stringify` and `parse` implementations.
+                        if (typeof nativeJSON == "object" && nativeJSON) {
+                            exports.stringify = nativeJSON.stringify;
+                            exports.parse = nativeJSON.parse;
+                        }
+
+                        // Convenience aliases.
+                        var objectProto = Object.prototype,
+                            getClass = objectProto.toString,
+                            isProperty, forEach, undef;
+
+                        // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
+                        var isExtended = new Date(-3509827334573292);
+                        try {
+                            // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
+                            // results for certain dates in Opera >= 10.53.
+                            isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&
+                                // Safari < 2.0.2 stores the internal millisecond time value correctly,
+                                // but clips the values returned by the date methods to the range of
+                                // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
+                                isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;
+                        } catch (exception) {
+                        }
+
+                        // Internal: Determines whether the native `JSON.stringify` and `parse`
+                        // implementations are spec-compliant. Based on work by Ken Snyder.
+                        function has(name) {
+                            if (has[name] !== undef) {
+                                // Return cached feature test result.
+                                return has[name];
+                            }
+                            var isSupported;
+                            if (name == "bug-string-char-index") {
+                                // IE <= 7 doesn't support accessing string characters using square
+                                // bracket notation. IE 8 only supports this for primitives.
+                                isSupported = "a"[0] != "a";
+                            } else if (name == "json") {
+                                // Indicates whether both `JSON.stringify` and `JSON.parse` are
+                                // supported.
+                                isSupported = has("json-stringify") && has("json-parse");
+                            } else {
+                                var value, serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
+                                // Test `JSON.stringify`.
+                                if (name == "json-stringify") {
+                                    var stringify = exports.stringify,
+                                        stringifySupported = typeof stringify == "function" && isExtended;
+                                    if (stringifySupported) {
+                                        // A test function object with a custom `toJSON` method.
+                                        (value = function () {
+                                            return 1;
+                                        }).toJSON = value;
+                                        try {
+                                            stringifySupported =
+                                                // Firefox 3.1b1 and b2 serialize string, number, and boolean
+                                                // primitives as object literals.
+                                                stringify(0) === "0" &&
+                                                // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
+                                                // literals.
+                                                stringify(new Number()) === "0" &&
+                                                stringify(new String()) == '""' &&
+                                                // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
+                                                // does not define a canonical JSON representation (this applies to
+                                                // objects with `toJSON` properties as well, *unless* they are nested
+                                                // within an object or array).
+                                                stringify(getClass) === undef &&
+                                                // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
+                                                // FF 3.1b3 pass this test.
+                                                stringify(undef) === undef &&
+                                                // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
+                                                // respectively, if the value is omitted entirely.
+                                                stringify() === undef &&
+                                                // FF 3.1b1, 2 throw an error if the given value is not a number,
+                                                // string, array, object, Boolean, or `null` literal. This applies to
+                                                // objects with custom `toJSON` methods as well, unless they are nested
+                                                // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
+                                                // methods entirely.
+                                                stringify(value) === "1" &&
+                                                stringify([value]) == "[1]" &&
+                                                // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
+                                                // `"[null]"`.
+                                                stringify([undef]) == "[null]" &&
+                                                // YUI 3.0.0b1 fails to serialize `null` literals.
+                                                stringify(null) == "null" &&
+                                                // FF 3.1b1, 2 halts serialization if an array contains a function:
+                                                // `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
+                                                // elides non-JSON values from objects and arrays, unless they
+                                                // define custom `toJSON` methods.
+                                                stringify([undef, getClass, null]) == "[null,null,null]" &&
+                                                // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
+                                                // where character escape codes are expected (e.g., `\b` => `\u0008`).
+                                                stringify({"a": [value, true, false, null, "\x00\b\n\f\r\t"]}) == serialized &&
+                                                // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
+                                                stringify(null, value) === "1" &&
+                                                stringify([1, 2], null, 1) == "[\n 1,\n 2\n]" &&
+                                                // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
+                                                // serialize extended years.
+                                                stringify(new Date(-8.64e15)) == '"-271821-04-20T00:00:00.000Z"' &&
+                                                // The milliseconds are optional in ES 5, but required in 5.1.
+                                                stringify(new Date(8.64e15)) == '"+275760-09-13T00:00:00.000Z"' &&
+                                                // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
+                                                // four-digit years instead of six-digit years. Credits: @Yaffle.
+                                                stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' &&
+                                                // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
+                                                // values less than 1000. Credits: @Yaffle.
+                                                stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"';
+                                        } catch (exception) {
+                                            stringifySupported = false;
+                                        }
+                                    }
+                                    isSupported = stringifySupported;
+                                }
+                                // Test `JSON.parse`.
+                                if (name == "json-parse") {
+                                    var parse = exports.parse;
+                                    if (typeof parse == "function") {
+                                        try {
+                                            // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
+                                            // Conforming implementations should also coerce the initial argument to
+                                            // a string prior to parsing.
+                                            if (parse("0") === 0 && !parse(false)) {
+                                                // Simple parsing test.
+                                                value = parse(serialized);
+                                                var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
+                                                if (parseSupported) {
+                                                    try {
+                                                        // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
+                                                        parseSupported = !parse('"\t"');
+                                                    } catch (exception) {
+                                                    }
+                                                    if (parseSupported) {
+                                                        try {
+                                                            // FF 4.0 and 4.0.1 allow leading `+` signs and leading
+                                                            // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
+                                                            // certain octal literals.
+                                                            parseSupported = parse("01") !== 1;
+                                                        } catch (exception) {
+                                                        }
+                                                    }
+                                                    if (parseSupported) {
+                                                        try {
+                                                            // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
+                                                            // points. These environments, along with FF 3.1b1 and 2,
+                                                            // also allow trailing commas in JSON objects and arrays.
+                                                            parseSupported = parse("1.") !== 1;
+                                                        } catch (exception) {
+                                                        }
+                                                    }
+                                                }
+                                            }
+                                        } catch (exception) {
+                                            parseSupported = false;
+                                        }
+                                    }
+                                    isSupported = parseSupported;
+                                }
+                            }
+                            return has[name] = !!isSupported;
+                        }
+
+                        if (!has("json")) {
+                            // Common `[[Class]]` name aliases.
+                            var functionClass = "[object Function]",
+                                dateClass = "[object Date]",
+                                numberClass = "[object Number]",
+                                stringClass = "[object String]",
+                                arrayClass = "[object Array]",
+                                booleanClass = "[object Boolean]";
+
+                            // Detect incomplete support for accessing string characters by index.
+                            var charIndexBuggy = has("bug-string-char-index");
+
+                            // Define additional utility methods if the `Date` methods are buggy.
+                            if (!isExtended) {
+                                var floor = Math.floor;
+                                // A mapping between the months of the year and the number of days between
+                                // January 1st and the first of the respective month.
+                                var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
+                                // Internal: Calculates the number of days between the Unix epoch and the
+                                // first day of the given month.
+                                var getDay = function (year, month) {
+                                    return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);
+                                };
+                            }
+
+                            // Internal: Determines if a property is a direct property of the given
+                            // object. Delegates to the native `Object#hasOwnProperty` method.
+                            if (!(isProperty = objectProto.hasOwnProperty)) {
+                                isProperty = function (property) {
+                                    var members = {}, constructor;
+                                    if ((members.__proto__ = null, members.__proto__ = {
+                                        // The *proto* property cannot be set multiple times in recent
+                                        // versions of Firefox and SeaMonkey.
+                                        "toString": 1
+                                    }, members).toString != getClass) {
+                                        // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
+                                        // supports the mutable *proto* property.
+                                        isProperty = function (property) {
+                                            // Capture and break the object's prototype chain (see section 8.6.2
+                                            // of the ES 5.1 spec). The parenthesized expression prevents an
+                                            // unsafe transformation by the Closure Compiler.
+                                            var original = this.__proto__,
+                                                result = property in (this.__proto__ = null, this);
+                                            // Restore the original prototype chain.
+                                            this.__proto__ = original;
+                                            return result;
+                                        };
+                                    } else {
+                                        // Capture a reference to the top-level `Object` constructor.
+                                        constructor = members.constructor;
+                                        // Use the `constructor` property to simulate `Object#hasOwnProperty` in
+                                        // other environments.
+                                        isProperty = function (property) {
+                                            var parent = (this.constructor || constructor).prototype;
+                                            return property in this && !(property in parent && this[property] === parent[property]);
+                                        };
+                                    }
+                                    members = null;
+                                    return isProperty.call(this, property);
+                                };
+                            }
+
+                            // Internal: Normalizes the `for...in` iteration algorithm across
+                            // environments. Each enumerated key is yielded to a `callback` function.
+                            forEach = function (object, callback) {
+                                var size = 0, Properties, members, property;
+
+                                // Tests for bugs in the current environment's `for...in` algorithm. The
+                                // `valueOf` property inherits the non-enumerable flag from
+                                // `Object.prototype` in older versions of IE, Netscape, and Mozilla.
+                                (Properties = function () {
+                                    this.valueOf = 0;
+                                }).prototype.valueOf = 0;
+
+                                // Iterate over a new instance of the `Properties` class.
+                                members = new Properties();
+                                for (property in members) {
+                                    // Ignore all properties inherited from `Object.prototype`.
+                                    if (isProperty.call(members, property)) {
+                                        size++;
+                                    }
+                                }
+                                Properties = members = null;
+
+                                // Normalize the iteration algorithm.
+                                if (!size) {
+                                    // A list of non-enumerable properties inherited from `Object.prototype`.
+                                    members = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"];
+                                    // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
+                                    // properties.
+                                    forEach = function (object, callback) {
+                                        var isFunction = getClass.call(object) == functionClass, property, length;
+                                        var hasProperty = !isFunction && typeof object.constructor != "function" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;
+                                        for (property in object) {
+                                            // Gecko <= 1.0 enumerates the `prototype` property of functions under
+                                            // certain conditions; IE does not.
+                                            if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
+                                                callback(property);
+                                            }
+                                        }
+                                        // Manually invoke the callback for each non-enumerable property.
+                                        for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property)) ;
+                                    };
+                                } else if (size == 2) {
+                                    // Safari <= 2.0.4 enumerates shadowed properties twice.
+                                    forEach = function (object, callback) {
+                                        // Create a set of iterated properties.
+                                        var members = {}, isFunction = getClass.call(object) == functionClass, property;
+                                        for (property in object) {
+                                            // Store each property name to prevent double enumeration. The
+                                            // `prototype` property of functions is not enumerated due to cross-
+                                            // environment inconsistencies.
+                                            if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
+                                                callback(property);
+                                            }
+                                        }
+                                    };
+                                } else {
+                                    // No bugs detected; use the standard `for...in` algorithm.
+                                    forEach = function (object, callback) {
+                                        var isFunction = getClass.call(object) == functionClass, property,
+                                            isConstructor;
+                                        for (property in object) {
+                                            if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
+                                                callback(property);
+                                            }
+                                        }
+                                        // Manually invoke the callback for the `constructor` property due to
+                                        // cross-environment inconsistencies.
+                                        if (isConstructor || isProperty.call(object, (property = "constructor"))) {
+                                            callback(property);
+                                        }
+                                    };
+                                }
+                                return forEach(object, callback);
+                            };
+
+                            // Public: Serializes a JavaScript `value` as a JSON string. The optional
+                            // `filter` argument may specify either a function that alters how object and
+                            // array members are serialized, or an array of strings and numbers that
+                            // indicates which properties should be serialized. The optional `width`
+                            // argument may be either a string or number that specifies the indentation
+                            // level of the output.
+                            if (!has("json-stringify")) {
+                                // Internal: A map of control characters and their escaped equivalents.
+                                var Escapes = {
+                                    92: "\\\\",
+                                    34: '\\"',
+                                    8: "\\b",
+                                    12: "\\f",
+                                    10: "\\n",
+                                    13: "\\r",
+                                    9: "\\t"
+                                };
+
+                                // Internal: Converts `value` into a zero-padded string such that its
+                                // length is at least equal to `width`. The `width` must be <= 6.
+                                var leadingZeroes = "000000";
+                                var toPaddedString = function (width, value) {
+                                    // The `|| 0` expression is necessary to work around a bug in
+                                    // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
+                                    return (leadingZeroes + (value || 0)).slice(-width);
+                                };
+
+                                // Internal: Double-quotes a string `value`, replacing all ASCII control
+                                // characters (characters with code unit values between 0 and 31) with
+                                // their escaped equivalents. This is an implementation of the
+                                // `Quote(value)` operation defined in ES 5.1 section 15.12.3.
+                                var unicodePrefix = "\\u00";
+                                var quote = function (value) {
+                                    var result = '"', index = 0, length = value.length,
+                                        useCharIndex = !charIndexBuggy || length > 10;
+                                    var symbols = useCharIndex && (charIndexBuggy ? value.split("") : value);
+                                    for (; index < length; index++) {
+                                        var charCode = value.charCodeAt(index);
+                                        // If the character is a control character, append its Unicode or
+                                        // shorthand escape sequence; otherwise, append the character as-is.
+                                        switch (charCode) {
+                                            case 8:
+                                            case 9:
+                                            case 10:
+                                            case 12:
+                                            case 13:
+                                            case 34:
+                                            case 92:
+                                                result += Escapes[charCode];
+                                                break;
+                                            default:
+                                                if (charCode < 32) {
+                                                    result += unicodePrefix + toPaddedString(2, charCode.toString(16));
+                                                    break;
+                                                }
+                                                result += useCharIndex ? symbols[index] : value.charAt(index);
+                                        }
+                                    }
+                                    return result + '"';
+                                };
+
+                                // Internal: Recursively serializes an object. Implements the
+                                // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
+                                var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {
+                                    var value, className, year, month, date, time, hours, minutes, seconds,
+                                        milliseconds, results, element, index, length, prefix, result;
+                                    try {
+                                        // Necessary for host object support.
+                                        value = object[property];
+                                    } catch (exception) {
+                                    }
+                                    if (typeof value == "object" && value) {
+                                        className = getClass.call(value);
+                                        if (className == dateClass && !isProperty.call(value, "toJSON")) {
+                                            if (value > -1 / 0 && value < 1 / 0) {
+                                                // Dates are serialized according to the `Date#toJSON` method
+                                                // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
+                                                // for the ISO 8601 date time string format.
+                                                if (getDay) {
+                                                    // Manually compute the year, month, date, hours, minutes,
+                                                    // seconds, and milliseconds if the `getUTC*` methods are
+                                                    // buggy. Adapted from @Yaffle's `date-shim` project.
+                                                    date = floor(value / 864e5);
+                                                    for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++) ;
+                                                    for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++) ;
+                                                    date = 1 + date - getDay(year, month);
+                                                    // The `time` value specifies the time within the day (see ES
+                                                    // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
+                                                    // to compute `A modulo B`, as the `%` operator does not
+                                                    // correspond to the `modulo` operation for negative numbers.
+                                                    time = (value % 864e5 + 864e5) % 864e5;
+                                                    // The hours, minutes, seconds, and milliseconds are obtained by
+                                                    // decomposing the time within the day. See section 15.9.1.10.
+                                                    hours = floor(time / 36e5) % 24;
+                                                    minutes = floor(time / 6e4) % 60;
+                                                    seconds = floor(time / 1e3) % 60;
+                                                    milliseconds = time % 1e3;
+                                                } else {
+                                                    year = value.getUTCFullYear();
+                                                    month = value.getUTCMonth();
+                                                    date = value.getUTCDate();
+                                                    hours = value.getUTCHours();
+                                                    minutes = value.getUTCMinutes();
+                                                    seconds = value.getUTCSeconds();
+                                                    milliseconds = value.getUTCMilliseconds();
+                                                }
+                                                // Serialize extended years correctly.
+                                                value = (year <= 0 || year >= 1e4 ? (year < 0 ? "-" : "+") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +
+                                                    "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) +
+                                                    // Months, dates, hours, minutes, and seconds should have two
+                                                    // digits; milliseconds should have three.
+                                                    "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) +
+                                                    // Milliseconds are optional in ES 5.0, but required in 5.1.
+                                                    "." + toPaddedString(3, milliseconds) + "Z";
+                                            } else {
+                                                value = null;
+                                            }
+                                        } else if (typeof value.toJSON == "function" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, "toJSON"))) {
+                                            // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
+                                            // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
+                                            // ignores all `toJSON` methods on these objects unless they are
+                                            // defined directly on an instance.
+                                            value = value.toJSON(property);
+                                        }
+                                    }
+                                    if (callback) {
+                                        // If a replacement function was provided, call it to obtain the value
+                                        // for serialization.
+                                        value = callback.call(object, property, value);
+                                    }
+                                    if (value === null) {
+                                        return "null";
+                                    }
+                                    className = getClass.call(value);
+                                    if (className == booleanClass) {
+                                        // Booleans are represented literally.
+                                        return "" + value;
+                                    } else if (className == numberClass) {
+                                        // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
+                                        // `"null"`.
+                                        return value > -1 / 0 && value < 1 / 0 ? "" + value : "null";
+                                    } else if (className == stringClass) {
+                                        // Strings are double-quoted and escaped.
+                                        return quote("" + value);
+                                    }
+                                    // Recursively serialize objects and arrays.
+                                    if (typeof value == "object") {
+                                        // Check for cyclic structures. This is a linear search; performance
+                                        // is inversely proportional to the number of unique nested objects.
+                                        for (length = stack.length; length--;) {
+                                            if (stack[length] === value) {
+                                                // Cyclic structures cannot be serialized by `JSON.stringify`.
+                                                throw TypeError();
+                                            }
+                                        }
+                                        // Add the object to the stack of traversed objects.
+                                        stack.push(value);
+                                        results = [];
+                                        // Save the current indentation level and indent one additional level.
+                                        prefix = indentation;
+                                        indentation += whitespace;
+                                        if (className == arrayClass) {
+                                            // Recursively serialize array elements.
+                                            for (index = 0, length = value.length; index < length; index++) {
+                                                element = serialize(index, value, callback, properties, whitespace, indentation, stack);
+                                                results.push(element === undef ? "null" : element);
+                                            }
+                                            result = results.length ? (whitespace ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]" : ("[" + results.join(",") + "]")) : "[]";
+                                        } else {
+                                            // Recursively serialize object members. Members are selected from
+                                            // either a user-specified list of property names, or the object
+                                            // itself.
+                                            forEach(properties || value, function (property) {
+                                                var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
+                                                if (element !== undef) {
+                                                    // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
+                                                    // is not the empty string, let `member` {quote(property) + ":"}
+                                                    // be the concatenation of `member` and the `space` character."
+                                                    // The "`space` character" refers to the literal space
+                                                    // character, not the `space` {width} argument provided to
+                                                    // `JSON.stringify`.
+                                                    results.push(quote(property) + ":" + (whitespace ? " " : "") + element);
+                                                }
+                                            });
+                                            result = results.length ? (whitespace ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}" : ("{" + results.join(",") + "}")) : "{}";
+                                        }
+                                        // Remove the object from the traversed object stack.
+                                        stack.pop();
+                                        return result;
+                                    }
+                                };
+
+                                // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
+                                exports.stringify = function (source, filter, width) {
+                                    var whitespace, callback, properties, className;
+                                    if (objectTypes[typeof filter] && filter) {
+                                        if ((className = getClass.call(filter)) == functionClass) {
+                                            callback = filter;
+                                        } else if (className == arrayClass) {
+                                            // Convert the property names array into a makeshift set.
+                                            properties = {};
+                                            for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1)) ;
+                                        }
+                                    }
+                                    if (width) {
+                                        if ((className = getClass.call(width)) == numberClass) {
+                                            // Convert the `width` to an integer and create a string containing
+                                            // `width` number of space characters.
+                                            if ((width -= width % 1) > 0) {
+                                                for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ") ;
+                                            }
+                                        } else if (className == stringClass) {
+                                            whitespace = width.length <= 10 ? width : width.slice(0, 10);
+                                        }
+                                    }
+                                    // Opera <= 7.54u2 discards the values associated with empty string keys
+                                    // (`""`) only if they are used directly within an object member list
+                                    // (e.g., `!("" in { "": 1})`).
+                                    return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", []);
+                                };
+                            }
+
+                            // Public: Parses a JSON source string.
+                            if (!has("json-parse")) {
+                                var fromCharCode = String.fromCharCode;
+
+                                // Internal: A map of escaped control characters and their unescaped
+                                // equivalents.
+                                var Unescapes = {
+                                    92: "\\",
+                                    34: '"',
+                                    47: "/",
+                                    98: "\b",
+                                    116: "\t",
+                                    110: "\n",
+                                    102: "\f",
+                                    114: "\r"
+                                };
+
+                                // Internal: Stores the parser state.
+                                var Index, Source;
+
+                                // Internal: Resets the parser state and throws a `SyntaxError`.
+                                var abort = function () {
+                                    Index = Source = null;
+                                    throw SyntaxError();
+                                };
+
+                                // Internal: Returns the next token, or `"$"` if the parser has reached
+                                // the end of the source string. A token may be a string, number, `null`
+                                // literal, or Boolean literal.
+                                var lex = function () {
+                                    var source = Source, length = source.length, value, begin, position, isSigned,
+                                        charCode;
+                                    while (Index < length) {
+                                        charCode = source.charCodeAt(Index);
+                                        switch (charCode) {
+                                            case 9:
+                                            case 10:
+                                            case 13:
+                                            case 32:
+                                                // Skip whitespace tokens, including tabs, carriage returns, line
+                                                // feeds, and space characters.
+                                                Index++;
+                                                break;
+                                            case 123:
+                                            case 125:
+                                            case 91:
+                                            case 93:
+                                            case 58:
+                                            case 44:
+                                                // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
+                                                // the current position.
+                                                value = charIndexBuggy ? source.charAt(Index) : source[Index];
+                                                Index++;
+                                                return value;
+                                            case 34:
+                                                // `"` delimits a JSON string; advance to the next character and
+                                                // begin parsing the string. String tokens are prefixed with the
+                                                // sentinel `@` character to distinguish them from punctuators and
+                                                // end-of-string tokens.
+                                                for (value = "@", Index++; Index < length;) {
+                                                    charCode = source.charCodeAt(Index);
+                                                    if (charCode < 32) {
+                                                        // Unescaped ASCII control characters (those with a code unit
+                                                        // less than the space character) are not permitted.
+                                                        abort();
+                                                    } else if (charCode == 92) {
+                                                        // A reverse solidus (`\`) marks the beginning of an escaped
+                                                        // control character (including `"`, `\`, and `/`) or Unicode
+                                                        // escape sequence.
+                                                        charCode = source.charCodeAt(++Index);
+                                                        switch (charCode) {
+                                                            case 92:
+                                                            case 34:
+                                                            case 47:
+                                                            case 98:
+                                                            case 116:
+                                                            case 110:
+                                                            case 102:
+                                                            case 114:
+                                                                // Revive escaped control characters.
+                                                                value += Unescapes[charCode];
+                                                                Index++;
+                                                                break;
+                                                            case 117:
+                                                                // `\u` marks the beginning of a Unicode escape sequence.
+                                                                // Advance to the first character and validate the
+                                                                // four-digit code point.
+                                                                begin = ++Index;
+                                                                for (position = Index + 4; Index < position; Index++) {
+                                                                    charCode = source.charCodeAt(Index);
+                                                                    // A valid sequence comprises four hexdigits (case-
+                                                                    // insensitive) that form a single hexadecimal value.
+                                                                    if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
+                                                                        // Invalid Unicode escape sequence.
+                                                                        abort();
+                                                                    }
+                                                                }
+                                                                // Revive the escaped character.
+                                                                value += fromCharCode("0x" + source.slice(begin, Index));
+                                                                break;
+                                                            default:
+                                                                // Invalid escape sequence.
+                                                                abort();
+                                                        }
+                                                    } else {
+                                                        if (charCode == 34) {
+                                                            // An unescaped double-quote character marks the end of the
+                                                            // string.
+                                                            break;
+                                                        }
+                                                        charCode = source.charCodeAt(Index);
+                                                        begin = Index;
+                                                        // Optimize for the common case where a string is valid.
+                                                        while (charCode >= 32 && charCode != 92 && charCode != 34) {
+                                                            charCode = source.charCodeAt(++Index);
+                                                        }
+                                                        // Append the string as-is.
+                                                        value += source.slice(begin, Index);
+                                                    }
+                                                }
+                                                if (source.charCodeAt(Index) == 34) {
+                                                    // Advance to the next character and return the revived string.
+                                                    Index++;
+                                                    return value;
+                                                }
+                                                // Unterminated string.
+                                                abort();
+                                            default:
+                                                // Parse numbers and literals.
+                                                begin = Index;
+                                                // Advance past the negative sign, if one is specified.
+                                                if (charCode == 45) {
+                                                    isSigned = true;
+                                                    charCode = source.charCodeAt(++Index);
+                                                }
+                                                // Parse an integer or floating-point value.
+                                                if (charCode >= 48 && charCode <= 57) {
+                                                    // Leading zeroes are interpreted as octal literals.
+                                                    if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {
+                                                        // Illegal octal literal.
+                                                        abort();
+                                                    }
+                                                    isSigned = false;
+                                                    // Parse the integer component.
+                                                    for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++) ;
+                                                    // Floats cannot contain a leading decimal point; however, this
+                                                    // case is already accounted for by the parser.
+                                                    if (source.charCodeAt(Index) == 46) {
+                                                        position = ++Index;
+                                                        // Parse the decimal component.
+                                                        for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++) ;
+                                                        if (position == Index) {
+                                                            // Illegal trailing decimal.
+                                                            abort();
+                                                        }
+                                                        Index = position;
+                                                    }
+                                                    // Parse exponents. The `e` denoting the exponent is
+                                                    // case-insensitive.
+                                                    charCode = source.charCodeAt(Index);
+                                                    if (charCode == 101 || charCode == 69) {
+                                                        charCode = source.charCodeAt(++Index);
+                                                        // Skip past the sign following the exponent, if one is
+                                                        // specified.
+                                                        if (charCode == 43 || charCode == 45) {
+                                                            Index++;
+                                                        }
+                                                        // Parse the exponential component.
+                                                        for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++) ;
+                                                        if (position == Index) {
+                                                            // Illegal empty exponent.
+                                                            abort();
+                                                        }
+                                                        Index = position;
+                                                    }
+                                                    // Coerce the parsed value to a JavaScript number.
+                                                    return +source.slice(begin, Index);
+                                                }
+                                                // A negative sign may only precede numbers.
+                                                if (isSigned) {
+                                                    abort();
+                                                }
+                                                // `true`, `false`, and `null` literals.
+                                                if (source.slice(Index, Index + 4) == "true") {
+                                                    Index += 4;
+                                                    return true;
+                                                } else if (source.slice(Index, Index + 5) == "false") {
+                                                    Index += 5;
+                                                    return false;
+                                                } else if (source.slice(Index, Index + 4) == "null") {
+                                                    Index += 4;
+                                                    return null;
+                                                }
+                                                // Unrecognized token.
+                                                abort();
+                                        }
+                                    }
+                                    // Return the sentinel `$` character if the parser has reached the end
+                                    // of the source string.
+                                    return "$";
+                                };
+
+                                // Internal: Parses a JSON `value` token.
+                                var get = function (value) {
+                                    var results, hasMembers;
+                                    if (value == "$") {
+                                        // Unexpected end of input.
+                                        abort();
+                                    }
+                                    if (typeof value == "string") {
+                                        if ((charIndexBuggy ? value.charAt(0) : value[0]) == "@") {
+                                            // Remove the sentinel `@` character.
+                                            return value.slice(1);
+                                        }
+                                        // Parse object and array literals.
+                                        if (value == "[") {
+                                            // Parses a JSON array, returning a new JavaScript array.
+                                            results = [];
+                                            for (; ; hasMembers || (hasMembers = true)) {
+                                                value = lex();
+                                                // A closing square bracket marks the end of the array literal.
+                                                if (value == "]") {
+                                                    break;
+                                                }
+                                                // If the array literal contains elements, the current token
+                                                // should be a comma separating the previous element from the
+                                                // next.
+                                                if (hasMembers) {
+                                                    if (value == ",") {
+                                                        value = lex();
+                                                        if (value == "]") {
+                                                            // Unexpected trailing `,` in array literal.
+                                                            abort();
+                                                        }
+                                                    } else {
+                                                        // A `,` must separate each array element.
+                                                        abort();
+                                                    }
+                                                }
+                                                // Elisions and leading commas are not permitted.
+                                                if (value == ",") {
+                                                    abort();
+                                                }
+                                                results.push(get(value));
+                                            }
+                                            return results;
+                                        } else if (value == "{") {
+                                            // Parses a JSON object, returning a new JavaScript object.
+                                            results = {};
+                                            for (; ; hasMembers || (hasMembers = true)) {
+                                                value = lex();
+                                                // A closing curly brace marks the end of the object literal.
+                                                if (value == "}") {
+                                                    break;
+                                                }
+                                                // If the object literal contains members, the current token
+                                                // should be a comma separator.
+                                                if (hasMembers) {
+                                                    if (value == ",") {
+                                                        value = lex();
+                                                        if (value == "}") {
+                                                            // Unexpected trailing `,` in object literal.
+                                                            abort();
+                                                        }
+                                                    } else {
+                                                        // A `,` must separate each object member.
+                                                        abort();
+                                                    }
+                                                }
+                                                // Leading commas are not permitted, object property names must be
+                                                // double-quoted strings, and a `:` must separate each property
+                                                // name and value.
+                                                if (value == "," || typeof value != "string" || (charIndexBuggy ? value.charAt(0) : value[0]) != "@" || lex() != ":") {
+                                                    abort();
+                                                }
+                                                results[value.slice(1)] = get(lex());
+                                            }
+                                            return results;
+                                        }
+                                        // Unexpected token encountered.
+                                        abort();
+                                    }
+                                    return value;
+                                };
+
+                                // Internal: Updates a traversed object member.
+                                var update = function (source, property, callback) {
+                                    var element = walk(source, property, callback);
+                                    if (element === undef) {
+                                        delete source[property];
+                                    } else {
+                                        source[property] = element;
+                                    }
+                                };
+
+                                // Internal: Recursively traverses a parsed JSON object, invoking the
+                                // `callback` function for each value. This is an implementation of the
+                                // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
+                                var walk = function (source, property, callback) {
+                                    var value = source[property], length;
+                                    if (typeof value == "object" && value) {
+                                        // `forEach` can't be used to traverse an array in Opera <= 8.54
+                                        // because its `Object#hasOwnProperty` implementation returns `false`
+                                        // for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
+                                        if (getClass.call(value) == arrayClass) {
+                                            for (length = value.length; length--;) {
+                                                update(value, length, callback);
+                                            }
+                                        } else {
+                                            forEach(value, function (property) {
+                                                update(value, property, callback);
+                                            });
+                                        }
+                                    }
+                                    return callback.call(source, property, value);
+                                };
+
+                                // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
+                                exports.parse = function (source, callback) {
+                                    var result, value;
+                                    Index = 0;
+                                    Source = "" + source;
+                                    result = get(lex());
+                                    // If a JSON string contains multiple tokens, it is invalid.
+                                    if (lex() != "$") {
+                                        abort();
+                                    }
+                                    // Reset the parser state.
+                                    Index = Source = null;
+                                    return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[""] = result, value), "", callback) : result;
+                                };
+                            }
+                        }
+
+                        exports["runInContext"] = runInContext;
+                        return exports;
+                    }
+
+                    if (freeExports && !isLoader) {
+                        // Export for CommonJS environments.
+                        runInContext(root, freeExports);
+                    } else {
+                        // Export for web browsers and JavaScript engines.
+                        var nativeJSON = root.JSON,
+                            previousJSON = root["JSON3"],
+                            isRestored = false;
+
+                        var JSON3 = runInContext(root, (root["JSON3"] = {
+                            // Public: Restores the original value of the global `JSON` object and
+                            // returns a reference to the `JSON3` object.
+                            "noConflict": function () {
+                                if (!isRestored) {
+                                    isRestored = true;
+                                    root.JSON = nativeJSON;
+                                    root["JSON3"] = previousJSON;
+                                    nativeJSON = previousJSON = null;
+                                }
+                                return JSON3;
+                            }
+                        }));
+
+                        root.JSON = {
+                            "parse": JSON3.parse,
+                            "stringify": JSON3.stringify
+                        };
+                    }
+
+                    // Export for asynchronous module loaders.
+                    if (isLoader) {
+                        define(function () {
+                            return JSON3;
+                        });
+                    }
+                }).call(this);
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {}],
+        59: [function (require, module, exports) {
+            'use strict';
+
+            var has = Object.prototype.hasOwnProperty;
+
+            /**
+             * Decode a URI encoded string.
+             *
+             * @param {String} input The URI encoded string.
+             * @returns {String} The decoded string.
+             * @api private
+             */
+            function decode(input) {
+                return decodeURIComponent(input.replace(/\+/g, ' '));
+            }
+
+            /**
+             * Simple query string parser.
+             *
+             * @param {String} query The query string that needs to be parsed.
+             * @returns {Object}
+             * @api public
+             */
+            function querystring(query) {
+                var parser = /([^=?&]+)=?([^&]*)/g
+                    , result = {}
+                    , part;
+
+                while (part = parser.exec(query)) {
+                    var key = decode(part[1])
+                        , value = decode(part[2]);
+
+                    //
+                    // Prevent overriding of existing properties. This ensures that build-in
+                    // methods like `toString` or __proto__ are not overriden by malicious
+                    // querystrings.
+                    //
+                    if (key in result) continue;
+                    result[key] = value;
+                }
+
+                return result;
+            }
+
+            /**
+             * Transform a query string to an object.
+             *
+             * @param {Object} obj Object that should be transformed.
+             * @param {String} prefix Optional prefix.
+             * @returns {String}
+             * @api public
+             */
+            function querystringify(obj, prefix) {
+                prefix = prefix || '';
+
+                var pairs = [];
+
+                //
+                // Optionally prefix with a '?' if needed
+                //
+                if ('string' !== typeof prefix) prefix = '?';
+
+                for (var key in obj) {
+                    if (has.call(obj, key)) {
+                        pairs.push(encodeURIComponent(key) + '=' + encodeURIComponent(obj[key]));
+                    }
+                }
+
+                return pairs.length ? prefix + pairs.join('&') : '';
+            }
+
+//
+// Expose the module.
+//
+            exports.stringify = querystringify;
+            exports.parse = querystring;
+
+        }, {}],
+        60: [function (require, module, exports) {
+            'use strict';
+
+            /**
+             * Check if we're required to add a port number.
+             *
+             * @see https://url.spec.whatwg.org/#default-port
+             * @param {Number|String} port Port number we need to check
+             * @param {String} protocol Protocol we need to check against.
+             * @returns {Boolean} Is it a default port for the given protocol
+             * @api private
+             */
+            module.exports = function required(port, protocol) {
+                protocol = protocol.split(':')[0];
+                port = +port;
+
+                if (!port) return false;
+
+                switch (protocol) {
+                    case 'http':
+                    case 'ws':
+                        return port !== 80;
+
+                    case 'https':
+                    case 'wss':
+                        return port !== 443;
+
+                    case 'ftp':
+                        return port !== 21;
+
+                    case 'gopher':
+                        return port !== 70;
+
+                    case 'file':
+                        return false;
+                }
+
+                return port !== 0;
+            };
+
+        }, {}],
+        61: [function (require, module, exports) {
+            (function (global) {
+                'use strict';
+
+                var required = require('requires-port')
+                    , qs = require('querystringify')
+                    , protocolre = /^([a-z][a-z0-9.+-]*:)?(\/\/)?([\S\s]*)/i
+                    , slashes = /^[A-Za-z][A-Za-z0-9+-.]*:\/\//;
+
+                /**
+                 * These are the parse rules for the URL parser, it informs the parser
+                 * about:
+                 *
+                 * 0. The char it Needs to parse, if it's a string it should be done using
+                 *    indexOf, RegExp using exec and NaN means set as current value.
+                 * 1. The property we should set when parsing this value.
+                 * 2. Indication if it's backwards or forward parsing, when set as number it's
+                 *    the value of extra chars that should be split off.
+                 * 3. Inherit from location if non existing in the parser.
+                 * 4. `toLowerCase` the resulting value.
+                 */
+                var rules = [
+                    ['#', 'hash'],                        // Extract from the back.
+                    ['?', 'query'],                       // Extract from the back.
+                    function sanitize(address) {          // Sanitize what is left of the address
+                        return address.replace('\\', '/');
+                    },
+                    ['/', 'pathname'],                    // Extract from the back.
+                    ['@', 'auth', 1],                     // Extract from the front.
+                    [NaN, 'host', undefined, 1, 1],       // Set left over value.
+                    [/:(\d+)$/, 'port', undefined, 1],    // RegExp the back.
+                    [NaN, 'hostname', undefined, 1, 1]    // Set left over.
+                ];
+
+                /**
+                 * These properties should not be copied or inherited from. This is only needed
+                 * for all non blob URL's as a blob URL does not include a hash, only the
+                 * origin.
+                 *
+                 * @type {Object}
+                 * @private
+                 */
+                var ignore = {hash: 1, query: 1};
+
+                /**
+                 * The location object differs when your code is loaded through a normal page,
+                 * Worker or through a worker using a blob. And with the blobble begins the
+                 * trouble as the location object will contain the URL of the blob, not the
+                 * location of the page where our code is loaded in. The actual origin is
+                 * encoded in the `pathname` so we can thankfully generate a good "default"
+                 * location from it so we can generate proper relative URL's again.
+                 *
+                 * @param {Object|String} loc Optional default location object.
+                 * @returns {Object} lolcation object.
+                 * @public
+                 */
+                function lolcation(loc) {
+                    var location = global && global.location || {};
+                    loc = loc || location;
+
+                    var finaldestination = {}
+                        , type = typeof loc
+                        , key;
+
+                    if ('blob:' === loc.protocol) {
+                        finaldestination = new Url(unescape(loc.pathname), {});
+                    } else if ('string' === type) {
+                        finaldestination = new Url(loc, {});
+                        for (key in ignore) delete finaldestination[key];
+                    } else if ('object' === type) {
+                        for (key in loc) {
+                            if (key in ignore) continue;
+                            finaldestination[key] = loc[key];
+                        }
+
+                        if (finaldestination.slashes === undefined) {
+                            finaldestination.slashes = slashes.test(loc.href);
+                        }
+                    }
+
+                    return finaldestination;
+                }
+
+                /**
+                 * @typedef ProtocolExtract
+                 * @type Object
+                 * @property {String} protocol Protocol matched in the URL, in lowercase.
+                 * @property {Boolean} slashes `true` if protocol is followed by "//", else `false`.
+                 * @property {String} rest Rest of the URL that is not part of the protocol.
+                 */
+
+                /**
+                 * Extract protocol information from a URL with/without double slash ("//").
+                 *
+                 * @param {String} address URL we want to extract from.
+                 * @return {ProtocolExtract} Extracted information.
+                 * @private
+                 */
+                function extractProtocol(address) {
+                    var match = protocolre.exec(address);
+
+                    return {
+                        protocol: match[1] ? match[1].toLowerCase() : '',
+                        slashes: !!match[2],
+                        rest: match[3]
+                    };
+                }
+
+                /**
+                 * Resolve a relative URL pathname against a base URL pathname.
+                 *
+                 * @param {String} relative Pathname of the relative URL.
+                 * @param {String} base Pathname of the base URL.
+                 * @return {String} Resolved pathname.
+                 * @private
+                 */
+                function resolve(relative, base) {
+                    var path = (base || '/').split('/').slice(0, -1).concat(relative.split('/'))
+                        , i = path.length
+                        , last = path[i - 1]
+                        , unshift = false
+                        , up = 0;
+
+                    while (i--) {
+                        if (path[i] === '.') {
+                            path.splice(i, 1);
+                        } else if (path[i] === '..') {
+                            path.splice(i, 1);
+                            up++;
+                        } else if (up) {
+                            if (i === 0) unshift = true;
+                            path.splice(i, 1);
+                            up--;
+                        }
+                    }
+
+                    if (unshift) path.unshift('');
+                    if (last === '.' || last === '..') path.push('');
+
+                    return path.join('/');
+                }
+
+                /**
+                 * The actual URL instance. Instead of returning an object we've opted-in to
+                 * create an actual constructor as it's much more memory efficient and
+                 * faster and it pleases my OCD.
+                 *
+                 * It is worth noting that we should not use `URL` as class name to prevent
+                 * clashes with the global URL instance that got introduced in browsers.
+                 *
+                 * @constructor
+                 * @param {String} address URL we want to parse.
+                 * @param {Object|String} location Location defaults for relative paths.
+                 * @param {Boolean|Function} parser Parser for the query string.
+                 * @private
+                 */
+                function Url(address, location, parser) {
+                    if (!(this instanceof Url)) {
+                        return new Url(address, location, parser);
+                    }
+
+                    var relative, extracted, parse, instruction, index, key
+                        , instructions = rules.slice()
+                        , type = typeof location
+                        , url = this
+                        , i = 0;
+
+                    //
+                    // The following if statements allows this module two have compatibility with
+                    // 2 different API:
+                    //
+                    // 1. Node.js's `url.parse` api which accepts a URL, boolean as arguments
+                    //    where the boolean indicates that the query string should also be parsed.
+                    //
+                    // 2. The `URL` interface of the browser which accepts a URL, object as
+                    //    arguments. The supplied object will be used as default values / fall-back
+                    //    for relative paths.
+                    //
+                    if ('object' !== type && 'string' !== type) {
+                        parser = location;
+                        location = null;
+                    }
+
+                    if (parser && 'function' !== typeof parser) parser = qs.parse;
+
+                    location = lolcation(location);
+
+                    //
+                    // Extract protocol information before running the instructions.
+                    //
+                    extracted = extractProtocol(address || '');
+                    relative = !extracted.protocol && !extracted.slashes;
+                    url.slashes = extracted.slashes || relative && location.slashes;
+                    url.protocol = extracted.protocol || location.protocol || '';
+                    address = extracted.rest;
+
+                    //
+                    // When the authority component is absent the URL starts with a path
+                    // component.
+                    //
+                    if (!extracted.slashes) instructions[3] = [/(.*)/, 'pathname'];
+
+                    for (; i < instructions.length; i++) {
+                        instruction = instructions[i];
+
+                        if (typeof instruction === 'function') {
+                            address = instruction(address);
+                            continue;
+                        }
+
+                        parse = instruction[0];
+                        key = instruction[1];
+
+                        if (parse !== parse) {
+                            url[key] = address;
+                        } else if ('string' === typeof parse) {
+                            if (~(index = address.indexOf(parse))) {
+                                if ('number' === typeof instruction[2]) {
+                                    url[key] = address.slice(0, index);
+                                    address = address.slice(index + instruction[2]);
+                                } else {
+                                    url[key] = address.slice(index);
+                                    address = address.slice(0, index);
+                                }
+                            }
+                        } else if ((index = parse.exec(address))) {
+                            url[key] = index[1];
+                            address = address.slice(0, index.index);
+                        }
+
+                        url[key] = url[key] || (
+                            relative && instruction[3] ? location[key] || '' : ''
+                        );
+
+                        //
+                        // Hostname, host and protocol should be lowercased so they can be used to
+                        // create a proper `origin`.
+                        //
+                        if (instruction[4]) url[key] = url[key].toLowerCase();
+                    }
+
+                    //
+                    // Also parse the supplied query string in to an object. If we're supplied
+                    // with a custom parser as function use that instead of the default build-in
+                    // parser.
+                    //
+                    if (parser) url.query = parser(url.query);
+
+                    //
+                    // If the URL is relative, resolve the pathname against the base URL.
+                    //
+                    if (
+                        relative
+                        && location.slashes
+                        && url.pathname.charAt(0) !== '/'
+                        && (url.pathname !== '' || location.pathname !== '')
+                    ) {
+                        url.pathname = resolve(url.pathname, location.pathname);
+                    }
+
+                    //
+                    // We should not add port numbers if they are already the default port number
+                    // for a given protocol. As the host also contains the port number we're going
+                    // override it with the hostname which contains no port number.
+                    //
+                    if (!required(url.port, url.protocol)) {
+                        url.host = url.hostname;
+                        url.port = '';
+                    }
+
+                    //
+                    // Parse down the `auth` for the username and password.
+                    //
+                    url.username = url.password = '';
+                    if (url.auth) {
+                        instruction = url.auth.split(':');
+                        url.username = instruction[0] || '';
+                        url.password = instruction[1] || '';
+                    }
+
+                    url.origin = url.protocol && url.host && url.protocol !== 'file:'
+                        ? url.protocol + '//' + url.host
+                        : 'null';
+
+                    //
+                    // The href is just the compiled result.
+                    //
+                    url.href = url.toString();
+                }
+
+                /**
+                 * This is convenience method for changing properties in the URL instance to
+                 * insure that they all propagate correctly.
+                 *
+                 * @param {String} part          Property we need to adjust.
+                 * @param {Mixed} value          The newly assigned value.
+                 * @param {Boolean|Function} fn  When setting the query, it will be the function
+                 *                               used to parse the query.
+                 *                               When setting the protocol, double slash will be
+                 *                               removed from the final url if it is true.
+                 * @returns {URL} URL instance for chaining.
+                 * @public
+                 */
+                function set(part, value, fn) {
+                    var url = this;
+
+                    switch (part) {
+                        case 'query':
+                            if ('string' === typeof value && value.length) {
+                                value = (fn || qs.parse)(value);
+                            }
+
+                            url[part] = value;
+                            break;
+
+                        case 'port':
+                            url[part] = value;
+
+                            if (!required(value, url.protocol)) {
+                                url.host = url.hostname;
+                                url[part] = '';
+                            } else if (value) {
+                                url.host = url.hostname + ':' + value;
+                            }
+
+                            break;
+
+                        case 'hostname':
+                            url[part] = value;
+
+                            if (url.port) value += ':' + url.port;
+                            url.host = value;
+                            break;
+
+                        case 'host':
+                            url[part] = value;
+
+                            if (/:\d+$/.test(value)) {
+                                value = value.split(':');
+                                url.port = value.pop();
+                                url.hostname = value.join(':');
+                            } else {
+                                url.hostname = value;
+                                url.port = '';
+                            }
+
+                            break;
+
+                        case 'protocol':
+                            url.protocol = value.toLowerCase();
+                            url.slashes = !fn;
+                            break;
+
+                        case 'pathname':
+                        case 'hash':
+                            if (value) {
+                                var char = part === 'pathname' ? '/' : '#';
+                                url[part] = value.charAt(0) !== char ? char + value : value;
+                            } else {
+                                url[part] = value;
+                            }
+                            break;
+
+                        default:
+                            url[part] = value;
+                    }
+
+                    for (var i = 0; i < rules.length; i++) {
+                        var ins = rules[i];
+
+                        if (ins[4]) url[ins[1]] = url[ins[1]].toLowerCase();
+                    }
+
+                    url.origin = url.protocol && url.host && url.protocol !== 'file:'
+                        ? url.protocol + '//' + url.host
+                        : 'null';
+
+                    url.href = url.toString();
+
+                    return url;
+                }
+
+                /**
+                 * Transform the properties back in to a valid and full URL string.
+                 *
+                 * @param {Function} stringify Optional query stringify function.
+                 * @returns {String} Compiled version of the URL.
+                 * @public
+                 */
+                function toString(stringify) {
+                    if (!stringify || 'function' !== typeof stringify) stringify = qs.stringify;
+
+                    var query
+                        , url = this
+                        , protocol = url.protocol;
+
+                    if (protocol && protocol.charAt(protocol.length - 1) !== ':') protocol += ':';
+
+                    var result = protocol + (url.slashes ? '//' : '');
+
+                    if (url.username) {
+                        result += url.username;
+                        if (url.password) result += ':' + url.password;
+                        result += '@';
+                    }
+
+                    result += url.host + url.pathname;
+
+                    query = 'object' === typeof url.query ? stringify(url.query) : url.query;
+                    if (query) result += '?' !== query.charAt(0) ? '?' + query : query;
+
+                    if (url.hash) result += url.hash;
+
+                    return result;
+                }
+
+                Url.prototype = {set: set, toString: toString};
+
+//
+// Expose the URL parser and some additional properties that might be useful for
+// others or testing.
+//
+                Url.extractProtocol = extractProtocol;
+                Url.location = lolcation;
+                Url.qs = qs;
+
+                module.exports = Url;
+
+            }).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+        }, {"querystringify": 59, "requires-port": 60}]
+    }, {}, [1])(1)
+});
+
+
+//# sourceMappingURL=sockjs.js.map
diff --git a/src/main/webapp/static/naranja/sockjs.js.map b/src/main/webapp/static/naranja/sockjs.js.map
new file mode 100644
index 00000000..ca16d5a7
--- /dev/null
+++ b/src/main/webapp/static/naranja/sockjs.js.map
@@ -0,0 +1,134 @@
+{
+  "version": 3,
+  "sources": [
+    "node_modules/browser-pack/_prelude.js",
+    "lib/entry.js",
+    "lib/event/close.js",
+    "lib/event/emitter.js",
+    "lib/event/event.js",
+    "lib/event/eventtarget.js",
+    "lib/event/trans-message.js",
+    "lib/facade.js",
+    "lib/iframe-bootstrap.js",
+    "lib/info-ajax.js",
+    "lib/info-iframe-receiver.js",
+    "lib/info-iframe.js",
+    "lib/info-receiver.js",
+    "lib/location.js",
+    "lib/main.js",
+    "lib/shims.js",
+    "lib/transport-list.js",
+    "lib/transport/browser/abstract-xhr.js",
+    "lib/transport/browser/eventsource.js",
+    "lib/transport/browser/websocket.js",
+    "lib/transport/eventsource.js",
+    "lib/transport/htmlfile.js",
+    "lib/transport/iframe.js",
+    "lib/transport/jsonp-polling.js",
+    "lib/transport/lib/ajax-based.js",
+    "lib/transport/lib/buffered-sender.js",
+    "lib/transport/lib/iframe-wrap.js",
+    "lib/transport/lib/polling.js",
+    "lib/transport/lib/sender-receiver.js",
+    "lib/transport/receiver/eventsource.js",
+    "lib/transport/receiver/htmlfile.js",
+    "lib/transport/receiver/jsonp.js",
+    "lib/transport/receiver/xhr.js",
+    "lib/transport/sender/jsonp.js",
+    "lib/transport/sender/xdr.js",
+    "lib/transport/sender/xhr-cors.js",
+    "lib/transport/sender/xhr-fake.js",
+    "lib/transport/sender/xhr-local.js",
+    "lib/transport/websocket.js",
+    "lib/transport/xdr-polling.js",
+    "lib/transport/xdr-streaming.js",
+    "lib/transport/xhr-polling.js",
+    "lib/transport/xhr-streaming.js",
+    "lib/utils/browser-crypto.js",
+    "lib/utils/browser.js",
+    "lib/utils/escape.js",
+    "lib/utils/event.js",
+    "lib/utils/iframe.js",
+    "lib/utils/log.js",
+    "lib/utils/object.js",
+    "lib/utils/random.js",
+    "lib/utils/transport.js",
+    "lib/utils/url.js",
+    "lib/version.js",
+    "node_modules/debug/node_modules/ms/index.js",
+    "node_modules/debug/src/browser.js",
+    "node_modules/debug/src/common.js",
+    "node_modules/inherits/inherits_browser.js",
+    "node_modules/json3/lib/json3.js",
+    "node_modules/querystringify/index.js",
+    "node_modules/requires-port/index.js",
+    "node_modules/url-parse/index.js"
+  ],
+  "names": [],
+  "mappings": 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+  "file": "sockjs.js",
+  "sourcesContent": [
+    "(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c=\"function\"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error(\"Cannot find module '\"+i+\"'\");throw a.code=\"MODULE_NOT_FOUND\",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u=\"function\"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()",
+    "'use strict';\n\nvar transportList = require('./transport-list');\n\nmodule.exports = require('./main')(transportList);\n\n// TODO can't get rid of this until all servers do\nif ('_sockjs_onload' in global) {\n  setTimeout(global._sockjs_onload, 1);\n}\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , Event = require('./event')\n  ;\n\nfunction CloseEvent() {\n  Event.call(this);\n  this.initEvent('close', false, false);\n  this.wasClean = false;\n  this.code = 0;\n  this.reason = '';\n}\n\ninherits(CloseEvent, Event);\n\nmodule.exports = CloseEvent;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , EventTarget = require('./eventtarget')\n  ;\n\nfunction EventEmitter() {\n  EventTarget.call(this);\n}\n\ninherits(EventEmitter, EventTarget);\n\nEventEmitter.prototype.removeAllListeners = function(type) {\n  if (type) {\n    delete this._listeners[type];\n  } else {\n    this._listeners = {};\n  }\n};\n\nEventEmitter.prototype.once = function(type, listener) {\n  var self = this\n    , fired = false;\n\n  function g() {\n    self.removeListener(type, g);\n\n    if (!fired) {\n      fired = true;\n      listener.apply(this, arguments);\n    }\n  }\n\n  this.on(type, g);\n};\n\nEventEmitter.prototype.emit = function() {\n  var type = arguments[0];\n  var listeners = this._listeners[type];\n  if (!listeners) {\n    return;\n  }\n  // equivalent of Array.prototype.slice.call(arguments, 1);\n  var l = arguments.length;\n  var args = new Array(l - 1);\n  for (var ai = 1; ai < l; ai++) {\n    args[ai - 1] = arguments[ai];\n  }\n  for (var i = 0; i < listeners.length; i++) {\n    listeners[i].apply(this, args);\n  }\n};\n\nEventEmitter.prototype.on = EventEmitter.prototype.addListener = EventTarget.prototype.addEventListener;\nEventEmitter.prototype.removeListener = EventTarget.prototype.removeEventListener;\n\nmodule.exports.EventEmitter = EventEmitter;\n",
+    "'use strict';\n\nfunction Event(eventType) {\n  this.type = eventType;\n}\n\nEvent.prototype.initEvent = function(eventType, canBubble, cancelable) {\n  this.type = eventType;\n  this.bubbles = canBubble;\n  this.cancelable = cancelable;\n  this.timeStamp = +new Date();\n  return this;\n};\n\nEvent.prototype.stopPropagation = function() {};\nEvent.prototype.preventDefault = function() {};\n\nEvent.CAPTURING_PHASE = 1;\nEvent.AT_TARGET = 2;\nEvent.BUBBLING_PHASE = 3;\n\nmodule.exports = Event;\n",
+    "'use strict';\n\n/* Simplified implementation of DOM2 EventTarget.\n *   http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget\n */\n\nfunction EventTarget() {\n  this._listeners = {};\n}\n\nEventTarget.prototype.addEventListener = function(eventType, listener) {\n  if (!(eventType in this._listeners)) {\n    this._listeners[eventType] = [];\n  }\n  var arr = this._listeners[eventType];\n  // #4\n  if (arr.indexOf(listener) === -1) {\n    // Make a copy so as not to interfere with a current dispatchEvent.\n    arr = arr.concat([listener]);\n  }\n  this._listeners[eventType] = arr;\n};\n\nEventTarget.prototype.removeEventListener = function(eventType, listener) {\n  var arr = this._listeners[eventType];\n  if (!arr) {\n    return;\n  }\n  var idx = arr.indexOf(listener);\n  if (idx !== -1) {\n    if (arr.length > 1) {\n      // Make a copy so as not to interfere with a current dispatchEvent.\n      this._listeners[eventType] = arr.slice(0, idx).concat(arr.slice(idx + 1));\n    } else {\n      delete this._listeners[eventType];\n    }\n    return;\n  }\n};\n\nEventTarget.prototype.dispatchEvent = function() {\n  var event = arguments[0];\n  var t = event.type;\n  // equivalent of Array.prototype.slice.call(arguments, 0);\n  var args = arguments.length === 1 ? [event] : Array.apply(null, arguments);\n  // TODO: This doesn't match the real behavior; per spec, onfoo get\n  // their place in line from the /first/ time they're set from\n  // non-null. Although WebKit bumps it to the end every time it's\n  // set.\n  if (this['on' + t]) {\n    this['on' + t].apply(this, args);\n  }\n  if (t in this._listeners) {\n    // Grab a reference to the listeners list. removeEventListener may alter the list.\n    var listeners = this._listeners[t];\n    for (var i = 0; i < listeners.length; i++) {\n      listeners[i].apply(this, args);\n    }\n  }\n};\n\nmodule.exports = EventTarget;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , Event = require('./event')\n  ;\n\nfunction TransportMessageEvent(data) {\n  Event.call(this);\n  this.initEvent('message', false, false);\n  this.data = data;\n}\n\ninherits(TransportMessageEvent, Event);\n\nmodule.exports = TransportMessageEvent;\n",
+    "'use strict';\n\nvar JSON3 = require('json3')\n  , iframeUtils = require('./utils/iframe')\n  ;\n\nfunction FacadeJS(transport) {\n  this._transport = transport;\n  transport.on('message', this._transportMessage.bind(this));\n  transport.on('close', this._transportClose.bind(this));\n}\n\nFacadeJS.prototype._transportClose = function(code, reason) {\n  iframeUtils.postMessage('c', JSON3.stringify([code, reason]));\n};\nFacadeJS.prototype._transportMessage = function(frame) {\n  iframeUtils.postMessage('t', frame);\n};\nFacadeJS.prototype._send = function(data) {\n  this._transport.send(data);\n};\nFacadeJS.prototype._close = function() {\n  this._transport.close();\n  this._transport.removeAllListeners();\n};\n\nmodule.exports = FacadeJS;\n",
+    "'use strict';\n\nvar urlUtils = require('./utils/url')\n  , eventUtils = require('./utils/event')\n  , JSON3 = require('json3')\n  , FacadeJS = require('./facade')\n  , InfoIframeReceiver = require('./info-iframe-receiver')\n  , iframeUtils = require('./utils/iframe')\n  , loc = require('./location')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:iframe-bootstrap');\n}\n\nmodule.exports = function(SockJS, availableTransports) {\n  var transportMap = {};\n  availableTransports.forEach(function(at) {\n    if (at.facadeTransport) {\n      transportMap[at.facadeTransport.transportName] = at.facadeTransport;\n    }\n  });\n\n  // hard-coded for the info iframe\n  // TODO see if we can make this more dynamic\n  transportMap[InfoIframeReceiver.transportName] = InfoIframeReceiver;\n  var parentOrigin;\n\n  /* eslint-disable camelcase */\n  SockJS.bootstrap_iframe = function() {\n    /* eslint-enable camelcase */\n    var facade;\n    iframeUtils.currentWindowId = loc.hash.slice(1);\n    var onMessage = function(e) {\n      if (e.source !== parent) {\n        return;\n      }\n      if (typeof parentOrigin === 'undefined') {\n        parentOrigin = e.origin;\n      }\n      if (e.origin !== parentOrigin) {\n        return;\n      }\n\n      var iframeMessage;\n      try {\n        iframeMessage = JSON3.parse(e.data);\n      } catch (ignored) {\n        debug('bad json', e.data);\n        return;\n      }\n\n      if (iframeMessage.windowId !== iframeUtils.currentWindowId) {\n        return;\n      }\n      switch (iframeMessage.type) {\n      case 's':\n        var p;\n        try {\n          p = JSON3.parse(iframeMessage.data);\n        } catch (ignored) {\n          debug('bad json', iframeMessage.data);\n          break;\n        }\n        var version = p[0];\n        var transport = p[1];\n        var transUrl = p[2];\n        var baseUrl = p[3];\n        debug(version, transport, transUrl, baseUrl);\n        // change this to semver logic\n        if (version !== SockJS.version) {\n          throw new Error('Incompatible SockJS! Main site uses:' +\n                    ' \"' + version + '\", the iframe:' +\n                    ' \"' + SockJS.version + '\".');\n        }\n\n        if (!urlUtils.isOriginEqual(transUrl, loc.href) ||\n            !urlUtils.isOriginEqual(baseUrl, loc.href)) {\n          throw new Error('Can\\'t connect to different domain from within an ' +\n                    'iframe. (' + loc.href + ', ' + transUrl + ', ' + baseUrl + ')');\n        }\n        facade = new FacadeJS(new transportMap[transport](transUrl, baseUrl));\n        break;\n      case 'm':\n        facade._send(iframeMessage.data);\n        break;\n      case 'c':\n        if (facade) {\n          facade._close();\n        }\n        facade = null;\n        break;\n      }\n    };\n\n    eventUtils.attachEvent('message', onMessage);\n\n    // Start\n    iframeUtils.postMessage('s');\n  };\n};\n",
+    "'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , JSON3 = require('json3')\n  , objectUtils = require('./utils/object')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:info-ajax');\n}\n\nfunction InfoAjax(url, AjaxObject) {\n  EventEmitter.call(this);\n\n  var self = this;\n  var t0 = +new Date();\n  this.xo = new AjaxObject('GET', url);\n\n  this.xo.once('finish', function(status, text) {\n    var info, rtt;\n    if (status === 200) {\n      rtt = (+new Date()) - t0;\n      if (text) {\n        try {\n          info = JSON3.parse(text);\n        } catch (e) {\n          debug('bad json', text);\n        }\n      }\n\n      if (!objectUtils.isObject(info)) {\n        info = {};\n      }\n    }\n    self.emit('finish', info, rtt);\n    self.removeAllListeners();\n  });\n}\n\ninherits(InfoAjax, EventEmitter);\n\nInfoAjax.prototype.close = function() {\n  this.removeAllListeners();\n  this.xo.close();\n};\n\nmodule.exports = InfoAjax;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  , JSON3 = require('json3')\n  , XHRLocalObject = require('./transport/sender/xhr-local')\n  , InfoAjax = require('./info-ajax')\n  ;\n\nfunction InfoReceiverIframe(transUrl) {\n  var self = this;\n  EventEmitter.call(this);\n\n  this.ir = new InfoAjax(transUrl, XHRLocalObject);\n  this.ir.once('finish', function(info, rtt) {\n    self.ir = null;\n    self.emit('message', JSON3.stringify([info, rtt]));\n  });\n}\n\ninherits(InfoReceiverIframe, EventEmitter);\n\nInfoReceiverIframe.transportName = 'iframe-info-receiver';\n\nInfoReceiverIframe.prototype.close = function() {\n  if (this.ir) {\n    this.ir.close();\n    this.ir = null;\n  }\n  this.removeAllListeners();\n};\n\nmodule.exports = InfoReceiverIframe;\n",
+    "'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , JSON3 = require('json3')\n  , utils = require('./utils/event')\n  , IframeTransport = require('./transport/iframe')\n  , InfoReceiverIframe = require('./info-iframe-receiver')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:info-iframe');\n}\n\nfunction InfoIframe(baseUrl, url) {\n  var self = this;\n  EventEmitter.call(this);\n\n  var go = function() {\n    var ifr = self.ifr = new IframeTransport(InfoReceiverIframe.transportName, url, baseUrl);\n\n    ifr.once('message', function(msg) {\n      if (msg) {\n        var d;\n        try {\n          d = JSON3.parse(msg);\n        } catch (e) {\n          debug('bad json', msg);\n          self.emit('finish');\n          self.close();\n          return;\n        }\n\n        var info = d[0], rtt = d[1];\n        self.emit('finish', info, rtt);\n      }\n      self.close();\n    });\n\n    ifr.once('close', function() {\n      self.emit('finish');\n      self.close();\n    });\n  };\n\n  // TODO this seems the same as the 'needBody' from transports\n  if (!global.document.body) {\n    utils.attachEvent('load', go);\n  } else {\n    go();\n  }\n}\n\ninherits(InfoIframe, EventEmitter);\n\nInfoIframe.enabled = function() {\n  return IframeTransport.enabled();\n};\n\nInfoIframe.prototype.close = function() {\n  if (this.ifr) {\n    this.ifr.close();\n  }\n  this.removeAllListeners();\n  this.ifr = null;\n};\n\nmodule.exports = InfoIframe;\n",
+    "'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , urlUtils = require('./utils/url')\n  , XDR = require('./transport/sender/xdr')\n  , XHRCors = require('./transport/sender/xhr-cors')\n  , XHRLocal = require('./transport/sender/xhr-local')\n  , XHRFake = require('./transport/sender/xhr-fake')\n  , InfoIframe = require('./info-iframe')\n  , InfoAjax = require('./info-ajax')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:info-receiver');\n}\n\nfunction InfoReceiver(baseUrl, urlInfo) {\n  debug(baseUrl);\n  var self = this;\n  EventEmitter.call(this);\n\n  setTimeout(function() {\n    self.doXhr(baseUrl, urlInfo);\n  }, 0);\n}\n\ninherits(InfoReceiver, EventEmitter);\n\n// TODO this is currently ignoring the list of available transports and the whitelist\n\nInfoReceiver._getReceiver = function(baseUrl, url, urlInfo) {\n  // determine method of CORS support (if needed)\n  if (urlInfo.sameOrigin) {\n    return new InfoAjax(url, XHRLocal);\n  }\n  if (XHRCors.enabled) {\n    return new InfoAjax(url, XHRCors);\n  }\n  if (XDR.enabled && urlInfo.sameScheme) {\n    return new InfoAjax(url, XDR);\n  }\n  if (InfoIframe.enabled()) {\n    return new InfoIframe(baseUrl, url);\n  }\n  return new InfoAjax(url, XHRFake);\n};\n\nInfoReceiver.prototype.doXhr = function(baseUrl, urlInfo) {\n  var self = this\n    , url = urlUtils.addPath(baseUrl, '/info')\n    ;\n  debug('doXhr', url);\n\n  this.xo = InfoReceiver._getReceiver(baseUrl, url, urlInfo);\n\n  this.timeoutRef = setTimeout(function() {\n    debug('timeout');\n    self._cleanup(false);\n    self.emit('finish');\n  }, InfoReceiver.timeout);\n\n  this.xo.once('finish', function(info, rtt) {\n    debug('finish', info, rtt);\n    self._cleanup(true);\n    self.emit('finish', info, rtt);\n  });\n};\n\nInfoReceiver.prototype._cleanup = function(wasClean) {\n  debug('_cleanup');\n  clearTimeout(this.timeoutRef);\n  this.timeoutRef = null;\n  if (!wasClean && this.xo) {\n    this.xo.close();\n  }\n  this.xo = null;\n};\n\nInfoReceiver.prototype.close = function() {\n  debug('close');\n  this.removeAllListeners();\n  this._cleanup(false);\n};\n\nInfoReceiver.timeout = 8000;\n\nmodule.exports = InfoReceiver;\n",
+    "'use strict';\n\nmodule.exports = global.location || {\n  origin: 'http://localhost:80'\n, protocol: 'http:'\n, host: 'localhost'\n, port: 80\n, href: 'http://localhost/'\n, hash: ''\n};\n",
+    "'use strict';\n\nrequire('./shims');\n\nvar URL = require('url-parse')\n  , inherits = require('inherits')\n  , JSON3 = require('json3')\n  , random = require('./utils/random')\n  , escape = require('./utils/escape')\n  , urlUtils = require('./utils/url')\n  , eventUtils = require('./utils/event')\n  , transport = require('./utils/transport')\n  , objectUtils = require('./utils/object')\n  , browser = require('./utils/browser')\n  , log = require('./utils/log')\n  , Event = require('./event/event')\n  , EventTarget = require('./event/eventtarget')\n  , loc = require('./location')\n  , CloseEvent = require('./event/close')\n  , TransportMessageEvent = require('./event/trans-message')\n  , InfoReceiver = require('./info-receiver')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:main');\n}\n\nvar transports;\n\n// follow constructor steps defined at http://dev.w3.org/html5/websockets/#the-websocket-interface\nfunction SockJS(url, protocols, options) {\n  if (!(this instanceof SockJS)) {\n    return new SockJS(url, protocols, options);\n  }\n  if (arguments.length < 1) {\n    throw new TypeError(\"Failed to construct 'SockJS: 1 argument required, but only 0 present\");\n  }\n  EventTarget.call(this);\n\n  this.readyState = SockJS.CONNECTING;\n  this.extensions = '';\n  this.protocol = '';\n\n  // non-standard extension\n  options = options || {};\n  if (options.protocols_whitelist) {\n    log.warn(\"'protocols_whitelist' is DEPRECATED. Use 'transports' instead.\");\n  }\n  this._transportsWhitelist = options.transports;\n  this._transportOptions = options.transportOptions || {};\n  this._timeout = options.timeout || 0;\n\n  var sessionId = options.sessionId || 8;\n  if (typeof sessionId === 'function') {\n    this._generateSessionId = sessionId;\n  } else if (typeof sessionId === 'number') {\n    this._generateSessionId = function() {\n      return random.string(sessionId);\n    };\n  } else {\n    throw new TypeError('If sessionId is used in the options, it needs to be a number or a function.');\n  }\n\n  this._server = options.server || random.numberString(1000);\n\n  // Step 1 of WS spec - parse and validate the url. Issue #8\n  var parsedUrl = new URL(url);\n  if (!parsedUrl.host || !parsedUrl.protocol) {\n    throw new SyntaxError(\"The URL '\" + url + \"' is invalid\");\n  } else if (parsedUrl.hash) {\n    throw new SyntaxError('The URL must not contain a fragment');\n  } else if (parsedUrl.protocol !== 'http:' && parsedUrl.protocol !== 'https:') {\n    throw new SyntaxError(\"The URL's scheme must be either 'http:' or 'https:'. '\" + parsedUrl.protocol + \"' is not allowed.\");\n  }\n\n  var secure = parsedUrl.protocol === 'https:';\n  // Step 2 - don't allow secure origin with an insecure protocol\n  if (loc.protocol === 'https:' && !secure) {\n    throw new Error('SecurityError: An insecure SockJS connection may not be initiated from a page loaded over HTTPS');\n  }\n\n  // Step 3 - check port access - no need here\n  // Step 4 - parse protocols argument\n  if (!protocols) {\n    protocols = [];\n  } else if (!Array.isArray(protocols)) {\n    protocols = [protocols];\n  }\n\n  // Step 5 - check protocols argument\n  var sortedProtocols = protocols.sort();\n  sortedProtocols.forEach(function(proto, i) {\n    if (!proto) {\n      throw new SyntaxError(\"The protocols entry '\" + proto + \"' is invalid.\");\n    }\n    if (i < (sortedProtocols.length - 1) && proto === sortedProtocols[i + 1]) {\n      throw new SyntaxError(\"The protocols entry '\" + proto + \"' is duplicated.\");\n    }\n  });\n\n  // Step 6 - convert origin\n  var o = urlUtils.getOrigin(loc.href);\n  this._origin = o ? o.toLowerCase() : null;\n\n  // remove the trailing slash\n  parsedUrl.set('pathname', parsedUrl.pathname.replace(/\\/+$/, ''));\n\n  // store the sanitized url\n  this.url = parsedUrl.href;\n  debug('using url', this.url);\n\n  // Step 7 - start connection in background\n  // obtain server info\n  // http://sockjs.github.io/sockjs-protocol/sockjs-protocol-0.3.3.html#section-26\n  this._urlInfo = {\n    nullOrigin: !browser.hasDomain()\n  , sameOrigin: urlUtils.isOriginEqual(this.url, loc.href)\n  , sameScheme: urlUtils.isSchemeEqual(this.url, loc.href)\n  };\n\n  this._ir = new InfoReceiver(this.url, this._urlInfo);\n  this._ir.once('finish', this._receiveInfo.bind(this));\n}\n\ninherits(SockJS, EventTarget);\n\nfunction userSetCode(code) {\n  return code === 1000 || (code >= 3000 && code <= 4999);\n}\n\nSockJS.prototype.close = function(code, reason) {\n  // Step 1\n  if (code && !userSetCode(code)) {\n    throw new Error('InvalidAccessError: Invalid code');\n  }\n  // Step 2.4 states the max is 123 bytes, but we are just checking length\n  if (reason && reason.length > 123) {\n    throw new SyntaxError('reason argument has an invalid length');\n  }\n\n  // Step 3.1\n  if (this.readyState === SockJS.CLOSING || this.readyState === SockJS.CLOSED) {\n    return;\n  }\n\n  // TODO look at docs to determine how to set this\n  var wasClean = true;\n  this._close(code || 1000, reason || 'Normal closure', wasClean);\n};\n\nSockJS.prototype.send = function(data) {\n  // #13 - convert anything non-string to string\n  // TODO this currently turns objects into [object Object]\n  if (typeof data !== 'string') {\n    data = '' + data;\n  }\n  if (this.readyState === SockJS.CONNECTING) {\n    throw new Error('InvalidStateError: The connection has not been established yet');\n  }\n  if (this.readyState !== SockJS.OPEN) {\n    return;\n  }\n  this._transport.send(escape.quote(data));\n};\n\nSockJS.version = require('./version');\n\nSockJS.CONNECTING = 0;\nSockJS.OPEN = 1;\nSockJS.CLOSING = 2;\nSockJS.CLOSED = 3;\n\nSockJS.prototype._receiveInfo = function(info, rtt) {\n  debug('_receiveInfo', rtt);\n  this._ir = null;\n  if (!info) {\n    this._close(1002, 'Cannot connect to server');\n    return;\n  }\n\n  // establish a round-trip timeout (RTO) based on the\n  // round-trip time (RTT)\n  this._rto = this.countRTO(rtt);\n  // allow server to override url used for the actual transport\n  this._transUrl = info.base_url ? info.base_url : this.url;\n  info = objectUtils.extend(info, this._urlInfo);\n  debug('info', info);\n  // determine list of desired and supported transports\n  var enabledTransports = transports.filterToEnabled(this._transportsWhitelist, info);\n  this._transports = enabledTransports.main;\n  debug(this._transports.length + ' enabled transports');\n\n  this._connect();\n};\n\nSockJS.prototype._connect = function() {\n  for (var Transport = this._transports.shift(); Transport; Transport = this._transports.shift()) {\n    debug('attempt', Transport.transportName);\n    if (Transport.needBody) {\n      if (!global.document.body ||\n          (typeof global.document.readyState !== 'undefined' &&\n            global.document.readyState !== 'complete' &&\n            global.document.readyState !== 'interactive')) {\n        debug('waiting for body');\n        this._transports.unshift(Transport);\n        eventUtils.attachEvent('load', this._connect.bind(this));\n        return;\n      }\n    }\n\n    // calculate timeout based on RTO and round trips. Default to 5s\n    var timeoutMs = Math.max(this._timeout, (this._rto * Transport.roundTrips) || 5000);\n    this._transportTimeoutId = setTimeout(this._transportTimeout.bind(this), timeoutMs);\n    debug('using timeout', timeoutMs);\n\n    var transportUrl = urlUtils.addPath(this._transUrl, '/' + this._server + '/' + this._generateSessionId());\n    var options = this._transportOptions[Transport.transportName];\n    debug('transport url', transportUrl);\n    var transportObj = new Transport(transportUrl, this._transUrl, options);\n    transportObj.on('message', this._transportMessage.bind(this));\n    transportObj.once('close', this._transportClose.bind(this));\n    transportObj.transportName = Transport.transportName;\n    this._transport = transportObj;\n\n    return;\n  }\n  this._close(2000, 'All transports failed', false);\n};\n\nSockJS.prototype._transportTimeout = function() {\n  debug('_transportTimeout');\n  if (this.readyState === SockJS.CONNECTING) {\n    if (this._transport) {\n      this._transport.close();\n    }\n\n    this._transportClose(2007, 'Transport timed out');\n  }\n};\n\nSockJS.prototype._transportMessage = function(msg) {\n  debug('_transportMessage', msg);\n  var self = this\n    , type = msg.slice(0, 1)\n    , content = msg.slice(1)\n    , payload\n    ;\n\n  // first check for messages that don't need a payload\n  switch (type) {\n    case 'o':\n      this._open();\n      return;\n    case 'h':\n      this.dispatchEvent(new Event('heartbeat'));\n      debug('heartbeat', this.transport);\n      return;\n  }\n\n  if (content) {\n    try {\n      payload = JSON3.parse(content);\n    } catch (e) {\n      debug('bad json', content);\n    }\n  }\n\n  if (typeof payload === 'undefined') {\n    debug('empty payload', content);\n    return;\n  }\n\n  switch (type) {\n    case 'a':\n      if (Array.isArray(payload)) {\n        payload.forEach(function(p) {\n          debug('message', self.transport, p);\n          self.dispatchEvent(new TransportMessageEvent(p));\n        });\n      }\n      break;\n    case 'm':\n      debug('message', this.transport, payload);\n      this.dispatchEvent(new TransportMessageEvent(payload));\n      break;\n    case 'c':\n      if (Array.isArray(payload) && payload.length === 2) {\n        this._close(payload[0], payload[1], true);\n      }\n      break;\n  }\n};\n\nSockJS.prototype._transportClose = function(code, reason) {\n  debug('_transportClose', this.transport, code, reason);\n  if (this._transport) {\n    this._transport.removeAllListeners();\n    this._transport = null;\n    this.transport = null;\n  }\n\n  if (!userSetCode(code) && code !== 2000 && this.readyState === SockJS.CONNECTING) {\n    this._connect();\n    return;\n  }\n\n  this._close(code, reason);\n};\n\nSockJS.prototype._open = function() {\n  debug('_open', this._transport && this._transport.transportName, this.readyState);\n  if (this.readyState === SockJS.CONNECTING) {\n    if (this._transportTimeoutId) {\n      clearTimeout(this._transportTimeoutId);\n      this._transportTimeoutId = null;\n    }\n    this.readyState = SockJS.OPEN;\n    this.transport = this._transport.transportName;\n    this.dispatchEvent(new Event('open'));\n    debug('connected', this.transport);\n  } else {\n    // The server might have been restarted, and lost track of our\n    // connection.\n    this._close(1006, 'Server lost session');\n  }\n};\n\nSockJS.prototype._close = function(code, reason, wasClean) {\n  debug('_close', this.transport, code, reason, wasClean, this.readyState);\n  var forceFail = false;\n\n  if (this._ir) {\n    forceFail = true;\n    this._ir.close();\n    this._ir = null;\n  }\n  if (this._transport) {\n    this._transport.close();\n    this._transport = null;\n    this.transport = null;\n  }\n\n  if (this.readyState === SockJS.CLOSED) {\n    throw new Error('InvalidStateError: SockJS has already been closed');\n  }\n\n  this.readyState = SockJS.CLOSING;\n  setTimeout(function() {\n    this.readyState = SockJS.CLOSED;\n\n    if (forceFail) {\n      this.dispatchEvent(new Event('error'));\n    }\n\n    var e = new CloseEvent('close');\n    e.wasClean = wasClean || false;\n    e.code = code || 1000;\n    e.reason = reason;\n\n    this.dispatchEvent(e);\n    this.onmessage = this.onclose = this.onerror = null;\n    debug('disconnected');\n  }.bind(this), 0);\n};\n\n// See: http://www.erg.abdn.ac.uk/~gerrit/dccp/notes/ccid2/rto_estimator/\n// and RFC 2988.\nSockJS.prototype.countRTO = function(rtt) {\n  // In a local environment, when using IE8/9 and the `jsonp-polling`\n  // transport the time needed to establish a connection (the time that pass\n  // from the opening of the transport to the call of `_dispatchOpen`) is\n  // around 200msec (the lower bound used in the article above) and this\n  // causes spurious timeouts. For this reason we calculate a value slightly\n  // larger than that used in the article.\n  if (rtt > 100) {\n    return 4 * rtt; // rto > 400msec\n  }\n  return 300 + rtt; // 300msec < rto <= 400msec\n};\n\nmodule.exports = function(availableTransports) {\n  transports = transport(availableTransports);\n  require('./iframe-bootstrap')(SockJS, availableTransports);\n  return SockJS;\n};\n",
+    "/* eslint-disable */\n/* jscs: disable */\n'use strict';\n\n// pulled specific shims from https://github.com/es-shims/es5-shim\n\nvar ArrayPrototype = Array.prototype;\nvar ObjectPrototype = Object.prototype;\nvar FunctionPrototype = Function.prototype;\nvar StringPrototype = String.prototype;\nvar array_slice = ArrayPrototype.slice;\n\nvar _toString = ObjectPrototype.toString;\nvar isFunction = function (val) {\n    return ObjectPrototype.toString.call(val) === '[object Function]';\n};\nvar isArray = function isArray(obj) {\n    return _toString.call(obj) === '[object Array]';\n};\nvar isString = function isString(obj) {\n    return _toString.call(obj) === '[object String]';\n};\n\nvar supportsDescriptors = Object.defineProperty && (function () {\n    try {\n        Object.defineProperty({}, 'x', {});\n        return true;\n    } catch (e) { /* this is ES3 */\n        return false;\n    }\n}());\n\n// Define configurable, writable and non-enumerable props\n// if they don't exist.\nvar defineProperty;\nif (supportsDescriptors) {\n    defineProperty = function (object, name, method, forceAssign) {\n        if (!forceAssign && (name in object)) { return; }\n        Object.defineProperty(object, name, {\n            configurable: true,\n            enumerable: false,\n            writable: true,\n            value: method\n        });\n    };\n} else {\n    defineProperty = function (object, name, method, forceAssign) {\n        if (!forceAssign && (name in object)) { return; }\n        object[name] = method;\n    };\n}\nvar defineProperties = function (object, map, forceAssign) {\n    for (var name in map) {\n        if (ObjectPrototype.hasOwnProperty.call(map, name)) {\n          defineProperty(object, name, map[name], forceAssign);\n        }\n    }\n};\n\nvar toObject = function (o) {\n    if (o == null) { // this matches both null and undefined\n        throw new TypeError(\"can't convert \" + o + ' to object');\n    }\n    return Object(o);\n};\n\n//\n// Util\n// ======\n//\n\n// ES5 9.4\n// http://es5.github.com/#x9.4\n// http://jsperf.com/to-integer\n\nfunction toInteger(num) {\n    var n = +num;\n    if (n !== n) { // isNaN\n        n = 0;\n    } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {\n        n = (n > 0 || -1) * Math.floor(Math.abs(n));\n    }\n    return n;\n}\n\nfunction ToUint32(x) {\n    return x >>> 0;\n}\n\n//\n// Function\n// ========\n//\n\n// ES-5 15.3.4.5\n// http://es5.github.com/#x15.3.4.5\n\nfunction Empty() {}\n\ndefineProperties(FunctionPrototype, {\n    bind: function bind(that) { // .length is 1\n        // 1. Let Target be the this value.\n        var target = this;\n        // 2. If IsCallable(Target) is false, throw a TypeError exception.\n        if (!isFunction(target)) {\n            throw new TypeError('Function.prototype.bind called on incompatible ' + target);\n        }\n        // 3. Let A be a new (possibly empty) internal list of all of the\n        //   argument values provided after thisArg (arg1, arg2 etc), in order.\n        // XXX slicedArgs will stand in for \"A\" if used\n        var args = array_slice.call(arguments, 1); // for normal call\n        // 4. Let F be a new native ECMAScript object.\n        // 11. Set the [[Prototype]] internal property of F to the standard\n        //   built-in Function prototype object as specified in 15.3.3.1.\n        // 12. Set the [[Call]] internal property of F as described in\n        //   15.3.4.5.1.\n        // 13. Set the [[Construct]] internal property of F as described in\n        //   15.3.4.5.2.\n        // 14. Set the [[HasInstance]] internal property of F as described in\n        //   15.3.4.5.3.\n        var binder = function () {\n\n            if (this instanceof bound) {\n                // 15.3.4.5.2 [[Construct]]\n                // When the [[Construct]] internal method of a function object,\n                // F that was created using the bind function is called with a\n                // list of arguments ExtraArgs, the following steps are taken:\n                // 1. Let target be the value of F's [[TargetFunction]]\n                //   internal property.\n                // 2. If target has no [[Construct]] internal method, a\n                //   TypeError exception is thrown.\n                // 3. Let boundArgs be the value of F's [[BoundArgs]] internal\n                //   property.\n                // 4. Let args be a new list containing the same values as the\n                //   list boundArgs in the same order followed by the same\n                //   values as the list ExtraArgs in the same order.\n                // 5. Return the result of calling the [[Construct]] internal\n                //   method of target providing args as the arguments.\n\n                var result = target.apply(\n                    this,\n                    args.concat(array_slice.call(arguments))\n                );\n                if (Object(result) === result) {\n                    return result;\n                }\n                return this;\n\n            } else {\n                // 15.3.4.5.1 [[Call]]\n                // When the [[Call]] internal method of a function object, F,\n                // which was created using the bind function is called with a\n                // this value and a list of arguments ExtraArgs, the following\n                // steps are taken:\n                // 1. Let boundArgs be the value of F's [[BoundArgs]] internal\n                //   property.\n                // 2. Let boundThis be the value of F's [[BoundThis]] internal\n                //   property.\n                // 3. Let target be the value of F's [[TargetFunction]] internal\n                //   property.\n                // 4. Let args be a new list containing the same values as the\n                //   list boundArgs in the same order followed by the same\n                //   values as the list ExtraArgs in the same order.\n                // 5. Return the result of calling the [[Call]] internal method\n                //   of target providing boundThis as the this value and\n                //   providing args as the arguments.\n\n                // equiv: target.call(this, ...boundArgs, ...args)\n                return target.apply(\n                    that,\n                    args.concat(array_slice.call(arguments))\n                );\n\n            }\n\n        };\n\n        // 15. If the [[Class]] internal property of Target is \"Function\", then\n        //     a. Let L be the length property of Target minus the length of A.\n        //     b. Set the length own property of F to either 0 or L, whichever is\n        //       larger.\n        // 16. Else set the length own property of F to 0.\n\n        var boundLength = Math.max(0, target.length - args.length);\n\n        // 17. Set the attributes of the length own property of F to the values\n        //   specified in 15.3.5.1.\n        var boundArgs = [];\n        for (var i = 0; i < boundLength; i++) {\n            boundArgs.push('$' + i);\n        }\n\n        // XXX Build a dynamic function with desired amount of arguments is the only\n        // way to set the length property of a function.\n        // In environments where Content Security Policies enabled (Chrome extensions,\n        // for ex.) all use of eval or Function costructor throws an exception.\n        // However in all of these environments Function.prototype.bind exists\n        // and so this code will never be executed.\n        var bound = Function('binder', 'return function (' + boundArgs.join(',') + '){ return binder.apply(this, arguments); }')(binder);\n\n        if (target.prototype) {\n            Empty.prototype = target.prototype;\n            bound.prototype = new Empty();\n            // Clean up dangling references.\n            Empty.prototype = null;\n        }\n\n        // TODO\n        // 18. Set the [[Extensible]] internal property of F to true.\n\n        // TODO\n        // 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3).\n        // 20. Call the [[DefineOwnProperty]] internal method of F with\n        //   arguments \"caller\", PropertyDescriptor {[[Get]]: thrower, [[Set]]:\n        //   thrower, [[Enumerable]]: false, [[Configurable]]: false}, and\n        //   false.\n        // 21. Call the [[DefineOwnProperty]] internal method of F with\n        //   arguments \"arguments\", PropertyDescriptor {[[Get]]: thrower,\n        //   [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false},\n        //   and false.\n\n        // TODO\n        // NOTE Function objects created using Function.prototype.bind do not\n        // have a prototype property or the [[Code]], [[FormalParameters]], and\n        // [[Scope]] internal properties.\n        // XXX can't delete prototype in pure-js.\n\n        // 22. Return F.\n        return bound;\n    }\n});\n\n//\n// Array\n// =====\n//\n\n// ES5 15.4.3.2\n// http://es5.github.com/#x15.4.3.2\n// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray\ndefineProperties(Array, { isArray: isArray });\n\n\nvar boxedString = Object('a');\nvar splitString = boxedString[0] !== 'a' || !(0 in boxedString);\n\nvar properlyBoxesContext = function properlyBoxed(method) {\n    // Check node 0.6.21 bug where third parameter is not boxed\n    var properlyBoxesNonStrict = true;\n    var properlyBoxesStrict = true;\n    if (method) {\n        method.call('foo', function (_, __, context) {\n            if (typeof context !== 'object') { properlyBoxesNonStrict = false; }\n        });\n\n        method.call([1], function () {\n            'use strict';\n            properlyBoxesStrict = typeof this === 'string';\n        }, 'x');\n    }\n    return !!method && properlyBoxesNonStrict && properlyBoxesStrict;\n};\n\ndefineProperties(ArrayPrototype, {\n    forEach: function forEach(fun /*, thisp*/) {\n        var object = toObject(this),\n            self = splitString && isString(this) ? this.split('') : object,\n            thisp = arguments[1],\n            i = -1,\n            length = self.length >>> 0;\n\n        // If no callback function or if callback is not a callable function\n        if (!isFunction(fun)) {\n            throw new TypeError(); // TODO message\n        }\n\n        while (++i < length) {\n            if (i in self) {\n                // Invoke the callback function with call, passing arguments:\n                // context, property value, property key, thisArg object\n                // context\n                fun.call(thisp, self[i], i, object);\n            }\n        }\n    }\n}, !properlyBoxesContext(ArrayPrototype.forEach));\n\n// ES5 15.4.4.14\n// http://es5.github.com/#x15.4.4.14\n// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf\nvar hasFirefox2IndexOfBug = Array.prototype.indexOf && [0, 1].indexOf(1, 2) !== -1;\ndefineProperties(ArrayPrototype, {\n    indexOf: function indexOf(sought /*, fromIndex */ ) {\n        var self = splitString && isString(this) ? this.split('') : toObject(this),\n            length = self.length >>> 0;\n\n        if (!length) {\n            return -1;\n        }\n\n        var i = 0;\n        if (arguments.length > 1) {\n            i = toInteger(arguments[1]);\n        }\n\n        // handle negative indices\n        i = i >= 0 ? i : Math.max(0, length + i);\n        for (; i < length; i++) {\n            if (i in self && self[i] === sought) {\n                return i;\n            }\n        }\n        return -1;\n    }\n}, hasFirefox2IndexOfBug);\n\n//\n// String\n// ======\n//\n\n// ES5 15.5.4.14\n// http://es5.github.com/#x15.5.4.14\n\n// [bugfix, IE lt 9, firefox 4, Konqueror, Opera, obscure browsers]\n// Many browsers do not split properly with regular expressions or they\n// do not perform the split correctly under obscure conditions.\n// See http://blog.stevenlevithan.com/archives/cross-browser-split\n// I've tested in many browsers and this seems to cover the deviant ones:\n//    'ab'.split(/(?:ab)*/) should be [\"\", \"\"], not [\"\"]\n//    '.'.split(/(.?)(.?)/) should be [\"\", \".\", \"\", \"\"], not [\"\", \"\"]\n//    'tesst'.split(/(s)*/) should be [\"t\", undefined, \"e\", \"s\", \"t\"], not\n//       [undefined, \"t\", undefined, \"e\", ...]\n//    ''.split(/.?/) should be [], not [\"\"]\n//    '.'.split(/()()/) should be [\".\"], not [\"\", \"\", \".\"]\n\nvar string_split = StringPrototype.split;\nif (\n    'ab'.split(/(?:ab)*/).length !== 2 ||\n    '.'.split(/(.?)(.?)/).length !== 4 ||\n    'tesst'.split(/(s)*/)[1] === 't' ||\n    'test'.split(/(?:)/, -1).length !== 4 ||\n    ''.split(/.?/).length ||\n    '.'.split(/()()/).length > 1\n) {\n    (function () {\n        var compliantExecNpcg = /()??/.exec('')[1] === void 0; // NPCG: nonparticipating capturing group\n\n        StringPrototype.split = function (separator, limit) {\n            var string = this;\n            if (separator === void 0 && limit === 0) {\n                return [];\n            }\n\n            // If `separator` is not a regex, use native split\n            if (_toString.call(separator) !== '[object RegExp]') {\n                return string_split.call(this, separator, limit);\n            }\n\n            var output = [],\n                flags = (separator.ignoreCase ? 'i' : '') +\n                        (separator.multiline  ? 'm' : '') +\n                        (separator.extended   ? 'x' : '') + // Proposed for ES6\n                        (separator.sticky     ? 'y' : ''), // Firefox 3+\n                lastLastIndex = 0,\n                // Make `global` and avoid `lastIndex` issues by working with a copy\n                separator2, match, lastIndex, lastLength;\n            separator = new RegExp(separator.source, flags + 'g');\n            string += ''; // Type-convert\n            if (!compliantExecNpcg) {\n                // Doesn't need flags gy, but they don't hurt\n                separator2 = new RegExp('^' + separator.source + '$(?!\\\\s)', flags);\n            }\n            /* Values for `limit`, per the spec:\n             * If undefined: 4294967295 // Math.pow(2, 32) - 1\n             * If 0, Infinity, or NaN: 0\n             * If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296;\n             * If negative number: 4294967296 - Math.floor(Math.abs(limit))\n             * If other: Type-convert, then use the above rules\n             */\n            limit = limit === void 0 ?\n                -1 >>> 0 : // Math.pow(2, 32) - 1\n                ToUint32(limit);\n            while (match = separator.exec(string)) {\n                // `separator.lastIndex` is not reliable cross-browser\n                lastIndex = match.index + match[0].length;\n                if (lastIndex > lastLastIndex) {\n                    output.push(string.slice(lastLastIndex, match.index));\n                    // Fix browsers whose `exec` methods don't consistently return `undefined` for\n                    // nonparticipating capturing groups\n                    if (!compliantExecNpcg && match.length > 1) {\n                        match[0].replace(separator2, function () {\n                            for (var i = 1; i < arguments.length - 2; i++) {\n                                if (arguments[i] === void 0) {\n                                    match[i] = void 0;\n                                }\n                            }\n                        });\n                    }\n                    if (match.length > 1 && match.index < string.length) {\n                        ArrayPrototype.push.apply(output, match.slice(1));\n                    }\n                    lastLength = match[0].length;\n                    lastLastIndex = lastIndex;\n                    if (output.length >= limit) {\n                        break;\n                    }\n                }\n                if (separator.lastIndex === match.index) {\n                    separator.lastIndex++; // Avoid an infinite loop\n                }\n            }\n            if (lastLastIndex === string.length) {\n                if (lastLength || !separator.test('')) {\n                    output.push('');\n                }\n            } else {\n                output.push(string.slice(lastLastIndex));\n            }\n            return output.length > limit ? output.slice(0, limit) : output;\n        };\n    }());\n\n// [bugfix, chrome]\n// If separator is undefined, then the result array contains just one String,\n// which is the this value (converted to a String). If limit is not undefined,\n// then the output array is truncated so that it contains no more than limit\n// elements.\n// \"0\".split(undefined, 0) -> []\n} else if ('0'.split(void 0, 0).length) {\n    StringPrototype.split = function split(separator, limit) {\n        if (separator === void 0 && limit === 0) { return []; }\n        return string_split.call(this, separator, limit);\n    };\n}\n\n// ECMA-262, 3rd B.2.3\n// Not an ECMAScript standard, although ECMAScript 3rd Edition has a\n// non-normative section suggesting uniform semantics and it should be\n// normalized across all browsers\n// [bugfix, IE lt 9] IE < 9 substr() with negative value not working in IE\nvar string_substr = StringPrototype.substr;\nvar hasNegativeSubstrBug = ''.substr && '0b'.substr(-1) !== 'b';\ndefineProperties(StringPrototype, {\n    substr: function substr(start, length) {\n        return string_substr.call(\n            this,\n            start < 0 ? ((start = this.length + start) < 0 ? 0 : start) : start,\n            length\n        );\n    }\n}, hasNegativeSubstrBug);\n",
+    "'use strict';\n\nmodule.exports = [\n  // streaming transports\n  require('./transport/websocket')\n, require('./transport/xhr-streaming')\n, require('./transport/xdr-streaming')\n, require('./transport/eventsource')\n, require('./transport/lib/iframe-wrap')(require('./transport/eventsource'))\n\n  // polling transports\n, require('./transport/htmlfile')\n, require('./transport/lib/iframe-wrap')(require('./transport/htmlfile'))\n, require('./transport/xhr-polling')\n, require('./transport/xdr-polling')\n, require('./transport/lib/iframe-wrap')(require('./transport/xhr-polling'))\n, require('./transport/jsonp-polling')\n];\n",
+    "'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , utils = require('../../utils/event')\n  , urlUtils = require('../../utils/url')\n  , XHR = global.XMLHttpRequest\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:browser:xhr');\n}\n\nfunction AbstractXHRObject(method, url, payload, opts) {\n  debug(method, url);\n  var self = this;\n  EventEmitter.call(this);\n\n  setTimeout(function () {\n    self._start(method, url, payload, opts);\n  }, 0);\n}\n\ninherits(AbstractXHRObject, EventEmitter);\n\nAbstractXHRObject.prototype._start = function(method, url, payload, opts) {\n  var self = this;\n\n  try {\n    this.xhr = new XHR();\n  } catch (x) {\n    // intentionally empty\n  }\n\n  if (!this.xhr) {\n    debug('no xhr');\n    this.emit('finish', 0, 'no xhr support');\n    this._cleanup();\n    return;\n  }\n\n  // several browsers cache POSTs\n  url = urlUtils.addQuery(url, 't=' + (+new Date()));\n\n  // Explorer tends to keep connection open, even after the\n  // tab gets closed: http://bugs.jquery.com/ticket/5280\n  this.unloadRef = utils.unloadAdd(function() {\n    debug('unload cleanup');\n    self._cleanup(true);\n  });\n  try {\n    this.xhr.open(method, url, true);\n    if (this.timeout && 'timeout' in this.xhr) {\n      this.xhr.timeout = this.timeout;\n      this.xhr.ontimeout = function() {\n        debug('xhr timeout');\n        self.emit('finish', 0, '');\n        self._cleanup(false);\n      };\n    }\n  } catch (e) {\n    debug('exception', e);\n    // IE raises an exception on wrong port.\n    this.emit('finish', 0, '');\n    this._cleanup(false);\n    return;\n  }\n\n  if ((!opts || !opts.noCredentials) && AbstractXHRObject.supportsCORS) {\n    debug('withCredentials');\n    // Mozilla docs says https://developer.mozilla.org/en/XMLHttpRequest :\n    // \"This never affects same-site requests.\"\n\n    this.xhr.withCredentials = true;\n  }\n  if (opts && opts.headers) {\n    for (var key in opts.headers) {\n      this.xhr.setRequestHeader(key, opts.headers[key]);\n    }\n  }\n\n  this.xhr.onreadystatechange = function() {\n    if (self.xhr) {\n      var x = self.xhr;\n      var text, status;\n      debug('readyState', x.readyState);\n      switch (x.readyState) {\n      case 3:\n        // IE doesn't like peeking into responseText or status\n        // on Microsoft.XMLHTTP and readystate=3\n        try {\n          status = x.status;\n          text = x.responseText;\n        } catch (e) {\n          // intentionally empty\n        }\n        debug('status', status);\n        // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450\n        if (status === 1223) {\n          status = 204;\n        }\n\n        // IE does return readystate == 3 for 404 answers.\n        if (status === 200 && text && text.length > 0) {\n          debug('chunk');\n          self.emit('chunk', status, text);\n        }\n        break;\n      case 4:\n        status = x.status;\n        debug('status', status);\n        // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450\n        if (status === 1223) {\n          status = 204;\n        }\n        // IE returns this for a bad port\n        // http://msdn.microsoft.com/en-us/library/windows/desktop/aa383770(v=vs.85).aspx\n        if (status === 12005 || status === 12029) {\n          status = 0;\n        }\n\n        debug('finish', status, x.responseText);\n        self.emit('finish', status, x.responseText);\n        self._cleanup(false);\n        break;\n      }\n    }\n  };\n\n  try {\n    self.xhr.send(payload);\n  } catch (e) {\n    self.emit('finish', 0, '');\n    self._cleanup(false);\n  }\n};\n\nAbstractXHRObject.prototype._cleanup = function(abort) {\n  debug('cleanup');\n  if (!this.xhr) {\n    return;\n  }\n  this.removeAllListeners();\n  utils.unloadDel(this.unloadRef);\n\n  // IE needs this field to be a function\n  this.xhr.onreadystatechange = function() {};\n  if (this.xhr.ontimeout) {\n    this.xhr.ontimeout = null;\n  }\n\n  if (abort) {\n    try {\n      this.xhr.abort();\n    } catch (x) {\n      // intentionally empty\n    }\n  }\n  this.unloadRef = this.xhr = null;\n};\n\nAbstractXHRObject.prototype.close = function() {\n  debug('close');\n  this._cleanup(true);\n};\n\nAbstractXHRObject.enabled = !!XHR;\n// override XMLHttpRequest for IE6/7\n// obfuscate to avoid firewalls\nvar axo = ['Active'].concat('Object').join('X');\nif (!AbstractXHRObject.enabled && (axo in global)) {\n  debug('overriding xmlhttprequest');\n  XHR = function() {\n    try {\n      return new global[axo]('Microsoft.XMLHTTP');\n    } catch (e) {\n      return null;\n    }\n  };\n  AbstractXHRObject.enabled = !!new XHR();\n}\n\nvar cors = false;\ntry {\n  cors = 'withCredentials' in new XHR();\n} catch (ignored) {\n  // intentionally empty\n}\n\nAbstractXHRObject.supportsCORS = cors;\n\nmodule.exports = AbstractXHRObject;\n",
+    "module.exports = global.EventSource;\n",
+    "'use strict';\n\nvar Driver = global.WebSocket || global.MozWebSocket;\nif (Driver) {\n\tmodule.exports = function WebSocketBrowserDriver(url) {\n\t\treturn new Driver(url);\n\t};\n} else {\n\tmodule.exports = undefined;\n}\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , EventSourceReceiver = require('./receiver/eventsource')\n  , XHRCorsObject = require('./sender/xhr-cors')\n  , EventSourceDriver = require('eventsource')\n  ;\n\nfunction EventSourceTransport(transUrl) {\n  if (!EventSourceTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n\n  AjaxBasedTransport.call(this, transUrl, '/eventsource', EventSourceReceiver, XHRCorsObject);\n}\n\ninherits(EventSourceTransport, AjaxBasedTransport);\n\nEventSourceTransport.enabled = function() {\n  return !!EventSourceDriver;\n};\n\nEventSourceTransport.transportName = 'eventsource';\nEventSourceTransport.roundTrips = 2;\n\nmodule.exports = EventSourceTransport;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , HtmlfileReceiver = require('./receiver/htmlfile')\n  , XHRLocalObject = require('./sender/xhr-local')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  ;\n\nfunction HtmlFileTransport(transUrl) {\n  if (!HtmlfileReceiver.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/htmlfile', HtmlfileReceiver, XHRLocalObject);\n}\n\ninherits(HtmlFileTransport, AjaxBasedTransport);\n\nHtmlFileTransport.enabled = function(info) {\n  return HtmlfileReceiver.enabled && info.sameOrigin;\n};\n\nHtmlFileTransport.transportName = 'htmlfile';\nHtmlFileTransport.roundTrips = 2;\n\nmodule.exports = HtmlFileTransport;\n",
+    "'use strict';\n\n// Few cool transports do work only for same-origin. In order to make\n// them work cross-domain we shall use iframe, served from the\n// remote domain. New browsers have capabilities to communicate with\n// cross domain iframe using postMessage(). In IE it was implemented\n// from IE 8+, but of course, IE got some details wrong:\n//    http://msdn.microsoft.com/en-us/library/cc197015(v=VS.85).aspx\n//    http://stevesouders.com/misc/test-postmessage.php\n\nvar inherits = require('inherits')\n  , JSON3 = require('json3')\n  , EventEmitter = require('events').EventEmitter\n  , version = require('../version')\n  , urlUtils = require('../utils/url')\n  , iframeUtils = require('../utils/iframe')\n  , eventUtils = require('../utils/event')\n  , random = require('../utils/random')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:transport:iframe');\n}\n\nfunction IframeTransport(transport, transUrl, baseUrl) {\n  if (!IframeTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n  EventEmitter.call(this);\n\n  var self = this;\n  this.origin = urlUtils.getOrigin(baseUrl);\n  this.baseUrl = baseUrl;\n  this.transUrl = transUrl;\n  this.transport = transport;\n  this.windowId = random.string(8);\n\n  var iframeUrl = urlUtils.addPath(baseUrl, '/iframe.html') + '#' + this.windowId;\n  debug(transport, transUrl, iframeUrl);\n\n  this.iframeObj = iframeUtils.createIframe(iframeUrl, function(r) {\n    debug('err callback');\n    self.emit('close', 1006, 'Unable to load an iframe (' + r + ')');\n    self.close();\n  });\n\n  this.onmessageCallback = this._message.bind(this);\n  eventUtils.attachEvent('message', this.onmessageCallback);\n}\n\ninherits(IframeTransport, EventEmitter);\n\nIframeTransport.prototype.close = function() {\n  debug('close');\n  this.removeAllListeners();\n  if (this.iframeObj) {\n    eventUtils.detachEvent('message', this.onmessageCallback);\n    try {\n      // When the iframe is not loaded, IE raises an exception\n      // on 'contentWindow'.\n      this.postMessage('c');\n    } catch (x) {\n      // intentionally empty\n    }\n    this.iframeObj.cleanup();\n    this.iframeObj = null;\n    this.onmessageCallback = this.iframeObj = null;\n  }\n};\n\nIframeTransport.prototype._message = function(e) {\n  debug('message', e.data);\n  if (!urlUtils.isOriginEqual(e.origin, this.origin)) {\n    debug('not same origin', e.origin, this.origin);\n    return;\n  }\n\n  var iframeMessage;\n  try {\n    iframeMessage = JSON3.parse(e.data);\n  } catch (ignored) {\n    debug('bad json', e.data);\n    return;\n  }\n\n  if (iframeMessage.windowId !== this.windowId) {\n    debug('mismatched window id', iframeMessage.windowId, this.windowId);\n    return;\n  }\n\n  switch (iframeMessage.type) {\n  case 's':\n    this.iframeObj.loaded();\n    // window global dependency\n    this.postMessage('s', JSON3.stringify([\n      version\n    , this.transport\n    , this.transUrl\n    , this.baseUrl\n    ]));\n    break;\n  case 't':\n    this.emit('message', iframeMessage.data);\n    break;\n  case 'c':\n    var cdata;\n    try {\n      cdata = JSON3.parse(iframeMessage.data);\n    } catch (ignored) {\n      debug('bad json', iframeMessage.data);\n      return;\n    }\n    this.emit('close', cdata[0], cdata[1]);\n    this.close();\n    break;\n  }\n};\n\nIframeTransport.prototype.postMessage = function(type, data) {\n  debug('postMessage', type, data);\n  this.iframeObj.post(JSON3.stringify({\n    windowId: this.windowId\n  , type: type\n  , data: data || ''\n  }), this.origin);\n};\n\nIframeTransport.prototype.send = function(message) {\n  debug('send', message);\n  this.postMessage('m', message);\n};\n\nIframeTransport.enabled = function() {\n  return iframeUtils.iframeEnabled;\n};\n\nIframeTransport.transportName = 'iframe';\nIframeTransport.roundTrips = 2;\n\nmodule.exports = IframeTransport;\n",
+    "'use strict';\n\n// The simplest and most robust transport, using the well-know cross\n// domain hack - JSONP. This transport is quite inefficient - one\n// message could use up to one http request. But at least it works almost\n// everywhere.\n// Known limitations:\n//   o you will get a spinning cursor\n//   o for Konqueror a dumb timer is needed to detect errors\n\nvar inherits = require('inherits')\n  , SenderReceiver = require('./lib/sender-receiver')\n  , JsonpReceiver = require('./receiver/jsonp')\n  , jsonpSender = require('./sender/jsonp')\n  ;\n\nfunction JsonPTransport(transUrl) {\n  if (!JsonPTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n  SenderReceiver.call(this, transUrl, '/jsonp', jsonpSender, JsonpReceiver);\n}\n\ninherits(JsonPTransport, SenderReceiver);\n\nJsonPTransport.enabled = function() {\n  return !!global.document;\n};\n\nJsonPTransport.transportName = 'jsonp-polling';\nJsonPTransport.roundTrips = 1;\nJsonPTransport.needBody = true;\n\nmodule.exports = JsonPTransport;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , urlUtils = require('../../utils/url')\n  , SenderReceiver = require('./sender-receiver')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:ajax-based');\n}\n\nfunction createAjaxSender(AjaxObject) {\n  return function(url, payload, callback) {\n    debug('create ajax sender', url, payload);\n    var opt = {};\n    if (typeof payload === 'string') {\n      opt.headers = {'Content-type': 'text/plain'};\n    }\n    var ajaxUrl = urlUtils.addPath(url, '/xhr_send');\n    var xo = new AjaxObject('POST', ajaxUrl, payload, opt);\n    xo.once('finish', function(status) {\n      debug('finish', status);\n      xo = null;\n\n      if (status !== 200 && status !== 204) {\n        return callback(new Error('http status ' + status));\n      }\n      callback();\n    });\n    return function() {\n      debug('abort');\n      xo.close();\n      xo = null;\n\n      var err = new Error('Aborted');\n      err.code = 1000;\n      callback(err);\n    };\n  };\n}\n\nfunction AjaxBasedTransport(transUrl, urlSuffix, Receiver, AjaxObject) {\n  SenderReceiver.call(this, transUrl, urlSuffix, createAjaxSender(AjaxObject), Receiver, AjaxObject);\n}\n\ninherits(AjaxBasedTransport, SenderReceiver);\n\nmodule.exports = AjaxBasedTransport;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:buffered-sender');\n}\n\nfunction BufferedSender(url, sender) {\n  debug(url);\n  EventEmitter.call(this);\n  this.sendBuffer = [];\n  this.sender = sender;\n  this.url = url;\n}\n\ninherits(BufferedSender, EventEmitter);\n\nBufferedSender.prototype.send = function(message) {\n  debug('send', message);\n  this.sendBuffer.push(message);\n  if (!this.sendStop) {\n    this.sendSchedule();\n  }\n};\n\n// For polling transports in a situation when in the message callback,\n// new message is being send. If the sending connection was started\n// before receiving one, it is possible to saturate the network and\n// timeout due to the lack of receiving socket. To avoid that we delay\n// sending messages by some small time, in order to let receiving\n// connection be started beforehand. This is only a halfmeasure and\n// does not fix the big problem, but it does make the tests go more\n// stable on slow networks.\nBufferedSender.prototype.sendScheduleWait = function() {\n  debug('sendScheduleWait');\n  var self = this;\n  var tref;\n  this.sendStop = function() {\n    debug('sendStop');\n    self.sendStop = null;\n    clearTimeout(tref);\n  };\n  tref = setTimeout(function() {\n    debug('timeout');\n    self.sendStop = null;\n    self.sendSchedule();\n  }, 25);\n};\n\nBufferedSender.prototype.sendSchedule = function() {\n  debug('sendSchedule', this.sendBuffer.length);\n  var self = this;\n  if (this.sendBuffer.length > 0) {\n    var payload = '[' + this.sendBuffer.join(',') + ']';\n    this.sendStop = this.sender(this.url, payload, function(err) {\n      self.sendStop = null;\n      if (err) {\n        debug('error', err);\n        self.emit('close', err.code || 1006, 'Sending error: ' + err);\n        self.close();\n      } else {\n        self.sendScheduleWait();\n      }\n    });\n    this.sendBuffer = [];\n  }\n};\n\nBufferedSender.prototype._cleanup = function() {\n  debug('_cleanup');\n  this.removeAllListeners();\n};\n\nBufferedSender.prototype.close = function() {\n  debug('close');\n  this._cleanup();\n  if (this.sendStop) {\n    this.sendStop();\n    this.sendStop = null;\n  }\n};\n\nmodule.exports = BufferedSender;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , IframeTransport = require('../iframe')\n  , objectUtils = require('../../utils/object')\n  ;\n\nmodule.exports = function(transport) {\n\n  function IframeWrapTransport(transUrl, baseUrl) {\n    IframeTransport.call(this, transport.transportName, transUrl, baseUrl);\n  }\n\n  inherits(IframeWrapTransport, IframeTransport);\n\n  IframeWrapTransport.enabled = function(url, info) {\n    if (!global.document) {\n      return false;\n    }\n\n    var iframeInfo = objectUtils.extend({}, info);\n    iframeInfo.sameOrigin = true;\n    return transport.enabled(iframeInfo) && IframeTransport.enabled();\n  };\n\n  IframeWrapTransport.transportName = 'iframe-' + transport.transportName;\n  IframeWrapTransport.needBody = true;\n  IframeWrapTransport.roundTrips = IframeTransport.roundTrips + transport.roundTrips - 1; // html, javascript (2) + transport - no CORS (1)\n\n  IframeWrapTransport.facadeTransport = transport;\n\n  return IframeWrapTransport;\n};\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:polling');\n}\n\nfunction Polling(Receiver, receiveUrl, AjaxObject) {\n  debug(receiveUrl);\n  EventEmitter.call(this);\n  this.Receiver = Receiver;\n  this.receiveUrl = receiveUrl;\n  this.AjaxObject = AjaxObject;\n  this._scheduleReceiver();\n}\n\ninherits(Polling, EventEmitter);\n\nPolling.prototype._scheduleReceiver = function() {\n  debug('_scheduleReceiver');\n  var self = this;\n  var poll = this.poll = new this.Receiver(this.receiveUrl, this.AjaxObject);\n\n  poll.on('message', function(msg) {\n    debug('message', msg);\n    self.emit('message', msg);\n  });\n\n  poll.once('close', function(code, reason) {\n    debug('close', code, reason, self.pollIsClosing);\n    self.poll = poll = null;\n\n    if (!self.pollIsClosing) {\n      if (reason === 'network') {\n        self._scheduleReceiver();\n      } else {\n        self.emit('close', code || 1006, reason);\n        self.removeAllListeners();\n      }\n    }\n  });\n};\n\nPolling.prototype.abort = function() {\n  debug('abort');\n  this.removeAllListeners();\n  this.pollIsClosing = true;\n  if (this.poll) {\n    this.poll.abort();\n  }\n};\n\nmodule.exports = Polling;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , urlUtils = require('../../utils/url')\n  , BufferedSender = require('./buffered-sender')\n  , Polling = require('./polling')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:sender-receiver');\n}\n\nfunction SenderReceiver(transUrl, urlSuffix, senderFunc, Receiver, AjaxObject) {\n  var pollUrl = urlUtils.addPath(transUrl, urlSuffix);\n  debug(pollUrl);\n  var self = this;\n  BufferedSender.call(this, transUrl, senderFunc);\n\n  this.poll = new Polling(Receiver, pollUrl, AjaxObject);\n  this.poll.on('message', function(msg) {\n    debug('poll message', msg);\n    self.emit('message', msg);\n  });\n  this.poll.once('close', function(code, reason) {\n    debug('poll close', code, reason);\n    self.poll = null;\n    self.emit('close', code, reason);\n    self.close();\n  });\n}\n\ninherits(SenderReceiver, BufferedSender);\n\nSenderReceiver.prototype.close = function() {\n  BufferedSender.prototype.close.call(this);\n  debug('close');\n  this.removeAllListeners();\n  if (this.poll) {\n    this.poll.abort();\n    this.poll = null;\n  }\n};\n\nmodule.exports = SenderReceiver;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  , EventSourceDriver = require('eventsource')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:eventsource');\n}\n\nfunction EventSourceReceiver(url) {\n  debug(url);\n  EventEmitter.call(this);\n\n  var self = this;\n  var es = this.es = new EventSourceDriver(url);\n  es.onmessage = function(e) {\n    debug('message', e.data);\n    self.emit('message', decodeURI(e.data));\n  };\n  es.onerror = function(e) {\n    debug('error', es.readyState, e);\n    // ES on reconnection has readyState = 0 or 1.\n    // on network error it's CLOSED = 2\n    var reason = (es.readyState !== 2 ? 'network' : 'permanent');\n    self._cleanup();\n    self._close(reason);\n  };\n}\n\ninherits(EventSourceReceiver, EventEmitter);\n\nEventSourceReceiver.prototype.abort = function() {\n  debug('abort');\n  this._cleanup();\n  this._close('user');\n};\n\nEventSourceReceiver.prototype._cleanup = function() {\n  debug('cleanup');\n  var es = this.es;\n  if (es) {\n    es.onmessage = es.onerror = null;\n    es.close();\n    this.es = null;\n  }\n};\n\nEventSourceReceiver.prototype._close = function(reason) {\n  debug('close', reason);\n  var self = this;\n  // Safari and chrome < 15 crash if we close window before\n  // waiting for ES cleanup. See:\n  // https://code.google.com/p/chromium/issues/detail?id=89155\n  setTimeout(function() {\n    self.emit('close', null, reason);\n    self.removeAllListeners();\n  }, 200);\n};\n\nmodule.exports = EventSourceReceiver;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , iframeUtils = require('../../utils/iframe')\n  , urlUtils = require('../../utils/url')\n  , EventEmitter = require('events').EventEmitter\n  , random = require('../../utils/random')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:htmlfile');\n}\n\nfunction HtmlfileReceiver(url) {\n  debug(url);\n  EventEmitter.call(this);\n  var self = this;\n  iframeUtils.polluteGlobalNamespace();\n\n  this.id = 'a' + random.string(6);\n  url = urlUtils.addQuery(url, 'c=' + decodeURIComponent(iframeUtils.WPrefix + '.' + this.id));\n\n  debug('using htmlfile', HtmlfileReceiver.htmlfileEnabled);\n  var constructFunc = HtmlfileReceiver.htmlfileEnabled ?\n      iframeUtils.createHtmlfile : iframeUtils.createIframe;\n\n  global[iframeUtils.WPrefix][this.id] = {\n    start: function() {\n      debug('start');\n      self.iframeObj.loaded();\n    }\n  , message: function(data) {\n      debug('message', data);\n      self.emit('message', data);\n    }\n  , stop: function() {\n      debug('stop');\n      self._cleanup();\n      self._close('network');\n    }\n  };\n  this.iframeObj = constructFunc(url, function() {\n    debug('callback');\n    self._cleanup();\n    self._close('permanent');\n  });\n}\n\ninherits(HtmlfileReceiver, EventEmitter);\n\nHtmlfileReceiver.prototype.abort = function() {\n  debug('abort');\n  this._cleanup();\n  this._close('user');\n};\n\nHtmlfileReceiver.prototype._cleanup = function() {\n  debug('_cleanup');\n  if (this.iframeObj) {\n    this.iframeObj.cleanup();\n    this.iframeObj = null;\n  }\n  delete global[iframeUtils.WPrefix][this.id];\n};\n\nHtmlfileReceiver.prototype._close = function(reason) {\n  debug('_close', reason);\n  this.emit('close', null, reason);\n  this.removeAllListeners();\n};\n\nHtmlfileReceiver.htmlfileEnabled = false;\n\n// obfuscate to avoid firewalls\nvar axo = ['Active'].concat('Object').join('X');\nif (axo in global) {\n  try {\n    HtmlfileReceiver.htmlfileEnabled = !!new global[axo]('htmlfile');\n  } catch (x) {\n    // intentionally empty\n  }\n}\n\nHtmlfileReceiver.enabled = HtmlfileReceiver.htmlfileEnabled || iframeUtils.iframeEnabled;\n\nmodule.exports = HtmlfileReceiver;\n",
+    "'use strict';\n\nvar utils = require('../../utils/iframe')\n  , random = require('../../utils/random')\n  , browser = require('../../utils/browser')\n  , urlUtils = require('../../utils/url')\n  , inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:jsonp');\n}\n\nfunction JsonpReceiver(url) {\n  debug(url);\n  var self = this;\n  EventEmitter.call(this);\n\n  utils.polluteGlobalNamespace();\n\n  this.id = 'a' + random.string(6);\n  var urlWithId = urlUtils.addQuery(url, 'c=' + encodeURIComponent(utils.WPrefix + '.' + this.id));\n\n  global[utils.WPrefix][this.id] = this._callback.bind(this);\n  this._createScript(urlWithId);\n\n  // Fallback mostly for Konqueror - stupid timer, 35 seconds shall be plenty.\n  this.timeoutId = setTimeout(function() {\n    debug('timeout');\n    self._abort(new Error('JSONP script loaded abnormally (timeout)'));\n  }, JsonpReceiver.timeout);\n}\n\ninherits(JsonpReceiver, EventEmitter);\n\nJsonpReceiver.prototype.abort = function() {\n  debug('abort');\n  if (global[utils.WPrefix][this.id]) {\n    var err = new Error('JSONP user aborted read');\n    err.code = 1000;\n    this._abort(err);\n  }\n};\n\nJsonpReceiver.timeout = 35000;\nJsonpReceiver.scriptErrorTimeout = 1000;\n\nJsonpReceiver.prototype._callback = function(data) {\n  debug('_callback', data);\n  this._cleanup();\n\n  if (this.aborting) {\n    return;\n  }\n\n  if (data) {\n    debug('message', data);\n    this.emit('message', data);\n  }\n  this.emit('close', null, 'network');\n  this.removeAllListeners();\n};\n\nJsonpReceiver.prototype._abort = function(err) {\n  debug('_abort', err);\n  this._cleanup();\n  this.aborting = true;\n  this.emit('close', err.code, err.message);\n  this.removeAllListeners();\n};\n\nJsonpReceiver.prototype._cleanup = function() {\n  debug('_cleanup');\n  clearTimeout(this.timeoutId);\n  if (this.script2) {\n    this.script2.parentNode.removeChild(this.script2);\n    this.script2 = null;\n  }\n  if (this.script) {\n    var script = this.script;\n    // Unfortunately, you can't really abort script loading of\n    // the script.\n    script.parentNode.removeChild(script);\n    script.onreadystatechange = script.onerror =\n        script.onload = script.onclick = null;\n    this.script = null;\n  }\n  delete global[utils.WPrefix][this.id];\n};\n\nJsonpReceiver.prototype._scriptError = function() {\n  debug('_scriptError');\n  var self = this;\n  if (this.errorTimer) {\n    return;\n  }\n\n  this.errorTimer = setTimeout(function() {\n    if (!self.loadedOkay) {\n      self._abort(new Error('JSONP script loaded abnormally (onerror)'));\n    }\n  }, JsonpReceiver.scriptErrorTimeout);\n};\n\nJsonpReceiver.prototype._createScript = function(url) {\n  debug('_createScript', url);\n  var self = this;\n  var script = this.script = global.document.createElement('script');\n  var script2;  // Opera synchronous load trick.\n\n  script.id = 'a' + random.string(8);\n  script.src = url;\n  script.type = 'text/javascript';\n  script.charset = 'UTF-8';\n  script.onerror = this._scriptError.bind(this);\n  script.onload = function() {\n    debug('onload');\n    self._abort(new Error('JSONP script loaded abnormally (onload)'));\n  };\n\n  // IE9 fires 'error' event after onreadystatechange or before, in random order.\n  // Use loadedOkay to determine if actually errored\n  script.onreadystatechange = function() {\n    debug('onreadystatechange', script.readyState);\n    if (/loaded|closed/.test(script.readyState)) {\n      if (script && script.htmlFor && script.onclick) {\n        self.loadedOkay = true;\n        try {\n          // In IE, actually execute the script.\n          script.onclick();\n        } catch (x) {\n          // intentionally empty\n        }\n      }\n      if (script) {\n        self._abort(new Error('JSONP script loaded abnormally (onreadystatechange)'));\n      }\n    }\n  };\n  // IE: event/htmlFor/onclick trick.\n  // One can't rely on proper order for onreadystatechange. In order to\n  // make sure, set a 'htmlFor' and 'event' properties, so that\n  // script code will be installed as 'onclick' handler for the\n  // script object. Later, onreadystatechange, manually execute this\n  // code. FF and Chrome doesn't work with 'event' and 'htmlFor'\n  // set. For reference see:\n  //   http://jaubourg.net/2010/07/loading-script-as-onclick-handler-of.html\n  // Also, read on that about script ordering:\n  //   http://wiki.whatwg.org/wiki/Dynamic_Script_Execution_Order\n  if (typeof script.async === 'undefined' && global.document.attachEvent) {\n    // According to mozilla docs, in recent browsers script.async defaults\n    // to 'true', so we may use it to detect a good browser:\n    // https://developer.mozilla.org/en/HTML/Element/script\n    if (!browser.isOpera()) {\n      // Naively assume we're in IE\n      try {\n        script.htmlFor = script.id;\n        script.event = 'onclick';\n      } catch (x) {\n        // intentionally empty\n      }\n      script.async = true;\n    } else {\n      // Opera, second sync script hack\n      script2 = this.script2 = global.document.createElement('script');\n      script2.text = \"try{var a = document.getElementById('\" + script.id + \"'); if(a)a.onerror();}catch(x){};\";\n      script.async = script2.async = false;\n    }\n  }\n  if (typeof script.async !== 'undefined') {\n    script.async = true;\n  }\n\n  var head = global.document.getElementsByTagName('head')[0];\n  head.insertBefore(script, head.firstChild);\n  if (script2) {\n    head.insertBefore(script2, head.firstChild);\n  }\n};\n\nmodule.exports = JsonpReceiver;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:receiver:xhr');\n}\n\nfunction XhrReceiver(url, AjaxObject) {\n  debug(url);\n  EventEmitter.call(this);\n  var self = this;\n\n  this.bufferPosition = 0;\n\n  this.xo = new AjaxObject('POST', url, null);\n  this.xo.on('chunk', this._chunkHandler.bind(this));\n  this.xo.once('finish', function(status, text) {\n    debug('finish', status, text);\n    self._chunkHandler(status, text);\n    self.xo = null;\n    var reason = status === 200 ? 'network' : 'permanent';\n    debug('close', reason);\n    self.emit('close', null, reason);\n    self._cleanup();\n  });\n}\n\ninherits(XhrReceiver, EventEmitter);\n\nXhrReceiver.prototype._chunkHandler = function(status, text) {\n  debug('_chunkHandler', status);\n  if (status !== 200 || !text) {\n    return;\n  }\n\n  for (var idx = -1; ; this.bufferPosition += idx + 1) {\n    var buf = text.slice(this.bufferPosition);\n    idx = buf.indexOf('\\n');\n    if (idx === -1) {\n      break;\n    }\n    var msg = buf.slice(0, idx);\n    if (msg) {\n      debug('message', msg);\n      this.emit('message', msg);\n    }\n  }\n};\n\nXhrReceiver.prototype._cleanup = function() {\n  debug('_cleanup');\n  this.removeAllListeners();\n};\n\nXhrReceiver.prototype.abort = function() {\n  debug('abort');\n  if (this.xo) {\n    this.xo.close();\n    debug('close');\n    this.emit('close', null, 'user');\n    this.xo = null;\n  }\n  this._cleanup();\n};\n\nmodule.exports = XhrReceiver;\n",
+    "'use strict';\n\nvar random = require('../../utils/random')\n  , urlUtils = require('../../utils/url')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:sender:jsonp');\n}\n\nvar form, area;\n\nfunction createIframe(id) {\n  debug('createIframe', id);\n  try {\n    // ie6 dynamic iframes with target=\"\" support (thanks Chris Lambacher)\n    return global.document.createElement('<iframe name=\"' + id + '\">');\n  } catch (x) {\n    var iframe = global.document.createElement('iframe');\n    iframe.name = id;\n    return iframe;\n  }\n}\n\nfunction createForm() {\n  debug('createForm');\n  form = global.document.createElement('form');\n  form.style.display = 'none';\n  form.style.position = 'absolute';\n  form.method = 'POST';\n  form.enctype = 'application/x-www-form-urlencoded';\n  form.acceptCharset = 'UTF-8';\n\n  area = global.document.createElement('textarea');\n  area.name = 'd';\n  form.appendChild(area);\n\n  global.document.body.appendChild(form);\n}\n\nmodule.exports = function(url, payload, callback) {\n  debug(url, payload);\n  if (!form) {\n    createForm();\n  }\n  var id = 'a' + random.string(8);\n  form.target = id;\n  form.action = urlUtils.addQuery(urlUtils.addPath(url, '/jsonp_send'), 'i=' + id);\n\n  var iframe = createIframe(id);\n  iframe.id = id;\n  iframe.style.display = 'none';\n  form.appendChild(iframe);\n\n  try {\n    area.value = payload;\n  } catch (e) {\n    // seriously broken browsers get here\n  }\n  form.submit();\n\n  var completed = function(err) {\n    debug('completed', id, err);\n    if (!iframe.onerror) {\n      return;\n    }\n    iframe.onreadystatechange = iframe.onerror = iframe.onload = null;\n    // Opera mini doesn't like if we GC iframe\n    // immediately, thus this timeout.\n    setTimeout(function() {\n      debug('cleaning up', id);\n      iframe.parentNode.removeChild(iframe);\n      iframe = null;\n    }, 500);\n    area.value = '';\n    // It is not possible to detect if the iframe succeeded or\n    // failed to submit our form.\n    callback(err);\n  };\n  iframe.onerror = function() {\n    debug('onerror', id);\n    completed();\n  };\n  iframe.onload = function() {\n    debug('onload', id);\n    completed();\n  };\n  iframe.onreadystatechange = function(e) {\n    debug('onreadystatechange', id, iframe.readyState, e);\n    if (iframe.readyState === 'complete') {\n      completed();\n    }\n  };\n  return function() {\n    debug('aborted', id);\n    completed(new Error('Aborted'));\n  };\n};\n",
+    "'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  , eventUtils = require('../../utils/event')\n  , browser = require('../../utils/browser')\n  , urlUtils = require('../../utils/url')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:sender:xdr');\n}\n\n// References:\n//   http://ajaxian.com/archives/100-line-ajax-wrapper\n//   http://msdn.microsoft.com/en-us/library/cc288060(v=VS.85).aspx\n\nfunction XDRObject(method, url, payload) {\n  debug(method, url);\n  var self = this;\n  EventEmitter.call(this);\n\n  setTimeout(function() {\n    self._start(method, url, payload);\n  }, 0);\n}\n\ninherits(XDRObject, EventEmitter);\n\nXDRObject.prototype._start = function(method, url, payload) {\n  debug('_start');\n  var self = this;\n  var xdr = new global.XDomainRequest();\n  // IE caches even POSTs\n  url = urlUtils.addQuery(url, 't=' + (+new Date()));\n\n  xdr.onerror = function() {\n    debug('onerror');\n    self._error();\n  };\n  xdr.ontimeout = function() {\n    debug('ontimeout');\n    self._error();\n  };\n  xdr.onprogress = function() {\n    debug('progress', xdr.responseText);\n    self.emit('chunk', 200, xdr.responseText);\n  };\n  xdr.onload = function() {\n    debug('load');\n    self.emit('finish', 200, xdr.responseText);\n    self._cleanup(false);\n  };\n  this.xdr = xdr;\n  this.unloadRef = eventUtils.unloadAdd(function() {\n    self._cleanup(true);\n  });\n  try {\n    // Fails with AccessDenied if port number is bogus\n    this.xdr.open(method, url);\n    if (this.timeout) {\n      this.xdr.timeout = this.timeout;\n    }\n    this.xdr.send(payload);\n  } catch (x) {\n    this._error();\n  }\n};\n\nXDRObject.prototype._error = function() {\n  this.emit('finish', 0, '');\n  this._cleanup(false);\n};\n\nXDRObject.prototype._cleanup = function(abort) {\n  debug('cleanup', abort);\n  if (!this.xdr) {\n    return;\n  }\n  this.removeAllListeners();\n  eventUtils.unloadDel(this.unloadRef);\n\n  this.xdr.ontimeout = this.xdr.onerror = this.xdr.onprogress = this.xdr.onload = null;\n  if (abort) {\n    try {\n      this.xdr.abort();\n    } catch (x) {\n      // intentionally empty\n    }\n  }\n  this.unloadRef = this.xdr = null;\n};\n\nXDRObject.prototype.close = function() {\n  debug('close');\n  this._cleanup(true);\n};\n\n// IE 8/9 if the request target uses the same scheme - #79\nXDRObject.enabled = !!(global.XDomainRequest && browser.hasDomain());\n\nmodule.exports = XDRObject;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , XhrDriver = require('../driver/xhr')\n  ;\n\nfunction XHRCorsObject(method, url, payload, opts) {\n  XhrDriver.call(this, method, url, payload, opts);\n}\n\ninherits(XHRCorsObject, XhrDriver);\n\nXHRCorsObject.enabled = XhrDriver.enabled && XhrDriver.supportsCORS;\n\nmodule.exports = XHRCorsObject;\n",
+    "'use strict';\n\nvar EventEmitter = require('events').EventEmitter\n  , inherits = require('inherits')\n  ;\n\nfunction XHRFake(/* method, url, payload, opts */) {\n  var self = this;\n  EventEmitter.call(this);\n\n  this.to = setTimeout(function() {\n    self.emit('finish', 200, '{}');\n  }, XHRFake.timeout);\n}\n\ninherits(XHRFake, EventEmitter);\n\nXHRFake.prototype.close = function() {\n  clearTimeout(this.to);\n};\n\nXHRFake.timeout = 2000;\n\nmodule.exports = XHRFake;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , XhrDriver = require('../driver/xhr')\n  ;\n\nfunction XHRLocalObject(method, url, payload /*, opts */) {\n  XhrDriver.call(this, method, url, payload, {\n    noCredentials: true\n  });\n}\n\ninherits(XHRLocalObject, XhrDriver);\n\nXHRLocalObject.enabled = XhrDriver.enabled;\n\nmodule.exports = XHRLocalObject;\n",
+    "'use strict';\n\nvar utils = require('../utils/event')\n  , urlUtils = require('../utils/url')\n  , inherits = require('inherits')\n  , EventEmitter = require('events').EventEmitter\n  , WebsocketDriver = require('./driver/websocket')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:websocket');\n}\n\nfunction WebSocketTransport(transUrl, ignore, options) {\n  if (!WebSocketTransport.enabled()) {\n    throw new Error('Transport created when disabled');\n  }\n\n  EventEmitter.call(this);\n  debug('constructor', transUrl);\n\n  var self = this;\n  var url = urlUtils.addPath(transUrl, '/websocket');\n  if (url.slice(0, 5) === 'https') {\n    url = 'wss' + url.slice(5);\n  } else {\n    url = 'ws' + url.slice(4);\n  }\n  this.url = url;\n\n  this.ws = new WebsocketDriver(this.url, [], options);\n  this.ws.onmessage = function(e) {\n    debug('message event', e.data);\n    self.emit('message', e.data);\n  };\n  // Firefox has an interesting bug. If a websocket connection is\n  // created after onunload, it stays alive even when user\n  // navigates away from the page. In such situation let's lie -\n  // let's not open the ws connection at all. See:\n  // https://github.com/sockjs/sockjs-client/issues/28\n  // https://bugzilla.mozilla.org/show_bug.cgi?id=696085\n  this.unloadRef = utils.unloadAdd(function() {\n    debug('unload');\n    self.ws.close();\n  });\n  this.ws.onclose = function(e) {\n    debug('close event', e.code, e.reason);\n    self.emit('close', e.code, e.reason);\n    self._cleanup();\n  };\n  this.ws.onerror = function(e) {\n    debug('error event', e);\n    self.emit('close', 1006, 'WebSocket connection broken');\n    self._cleanup();\n  };\n}\n\ninherits(WebSocketTransport, EventEmitter);\n\nWebSocketTransport.prototype.send = function(data) {\n  var msg = '[' + data + ']';\n  debug('send', msg);\n  this.ws.send(msg);\n};\n\nWebSocketTransport.prototype.close = function() {\n  debug('close');\n  var ws = this.ws;\n  this._cleanup();\n  if (ws) {\n    ws.close();\n  }\n};\n\nWebSocketTransport.prototype._cleanup = function() {\n  debug('_cleanup');\n  var ws = this.ws;\n  if (ws) {\n    ws.onmessage = ws.onclose = ws.onerror = null;\n  }\n  utils.unloadDel(this.unloadRef);\n  this.unloadRef = this.ws = null;\n  this.removeAllListeners();\n};\n\nWebSocketTransport.enabled = function() {\n  debug('enabled');\n  return !!WebsocketDriver;\n};\nWebSocketTransport.transportName = 'websocket';\n\n// In theory, ws should require 1 round trip. But in chrome, this is\n// not very stable over SSL. Most likely a ws connection requires a\n// separate SSL connection, in which case 2 round trips are an\n// absolute minumum.\nWebSocketTransport.roundTrips = 2;\n\nmodule.exports = WebSocketTransport;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XdrStreamingTransport = require('./xdr-streaming')\n  , XhrReceiver = require('./receiver/xhr')\n  , XDRObject = require('./sender/xdr')\n  ;\n\nfunction XdrPollingTransport(transUrl) {\n  if (!XDRObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XDRObject);\n}\n\ninherits(XdrPollingTransport, AjaxBasedTransport);\n\nXdrPollingTransport.enabled = XdrStreamingTransport.enabled;\nXdrPollingTransport.transportName = 'xdr-polling';\nXdrPollingTransport.roundTrips = 2; // preflight, ajax\n\nmodule.exports = XdrPollingTransport;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XhrReceiver = require('./receiver/xhr')\n  , XDRObject = require('./sender/xdr')\n  ;\n\n// According to:\n//   http://stackoverflow.com/questions/1641507/detect-browser-support-for-cross-domain-xmlhttprequests\n//   http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/\n\nfunction XdrStreamingTransport(transUrl) {\n  if (!XDRObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XDRObject);\n}\n\ninherits(XdrStreamingTransport, AjaxBasedTransport);\n\nXdrStreamingTransport.enabled = function(info) {\n  if (info.cookie_needed || info.nullOrigin) {\n    return false;\n  }\n  return XDRObject.enabled && info.sameScheme;\n};\n\nXdrStreamingTransport.transportName = 'xdr-streaming';\nXdrStreamingTransport.roundTrips = 2; // preflight, ajax\n\nmodule.exports = XdrStreamingTransport;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XhrReceiver = require('./receiver/xhr')\n  , XHRCorsObject = require('./sender/xhr-cors')\n  , XHRLocalObject = require('./sender/xhr-local')\n  ;\n\nfunction XhrPollingTransport(transUrl) {\n  if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XHRCorsObject);\n}\n\ninherits(XhrPollingTransport, AjaxBasedTransport);\n\nXhrPollingTransport.enabled = function(info) {\n  if (info.nullOrigin) {\n    return false;\n  }\n\n  if (XHRLocalObject.enabled && info.sameOrigin) {\n    return true;\n  }\n  return XHRCorsObject.enabled;\n};\n\nXhrPollingTransport.transportName = 'xhr-polling';\nXhrPollingTransport.roundTrips = 2; // preflight, ajax\n\nmodule.exports = XhrPollingTransport;\n",
+    "'use strict';\n\nvar inherits = require('inherits')\n  , AjaxBasedTransport = require('./lib/ajax-based')\n  , XhrReceiver = require('./receiver/xhr')\n  , XHRCorsObject = require('./sender/xhr-cors')\n  , XHRLocalObject = require('./sender/xhr-local')\n  , browser = require('../utils/browser')\n  ;\n\nfunction XhrStreamingTransport(transUrl) {\n  if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {\n    throw new Error('Transport created when disabled');\n  }\n  AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XHRCorsObject);\n}\n\ninherits(XhrStreamingTransport, AjaxBasedTransport);\n\nXhrStreamingTransport.enabled = function(info) {\n  if (info.nullOrigin) {\n    return false;\n  }\n  // Opera doesn't support xhr-streaming #60\n  // But it might be able to #92\n  if (browser.isOpera()) {\n    return false;\n  }\n\n  return XHRCorsObject.enabled;\n};\n\nXhrStreamingTransport.transportName = 'xhr-streaming';\nXhrStreamingTransport.roundTrips = 2; // preflight, ajax\n\n// Safari gets confused when a streaming ajax request is started\n// before onload. This causes the load indicator to spin indefinetely.\n// Only require body when used in a browser\nXhrStreamingTransport.needBody = !!global.document;\n\nmodule.exports = XhrStreamingTransport;\n",
+    "'use strict';\n\nif (global.crypto && global.crypto.getRandomValues) {\n  module.exports.randomBytes = function(length) {\n    var bytes = new Uint8Array(length);\n    global.crypto.getRandomValues(bytes);\n    return bytes;\n  };\n} else {\n  module.exports.randomBytes = function(length) {\n    var bytes = new Array(length);\n    for (var i = 0; i < length; i++) {\n      bytes[i] = Math.floor(Math.random() * 256);\n    }\n    return bytes;\n  };\n}\n",
+    "'use strict';\n\nmodule.exports = {\n  isOpera: function() {\n    return global.navigator &&\n      /opera/i.test(global.navigator.userAgent);\n  }\n\n, isKonqueror: function() {\n    return global.navigator &&\n      /konqueror/i.test(global.navigator.userAgent);\n  }\n\n  // #187 wrap document.domain in try/catch because of WP8 from file:///\n, hasDomain: function () {\n    // non-browser client always has a domain\n    if (!global.document) {\n      return true;\n    }\n\n    try {\n      return !!global.document.domain;\n    } catch (e) {\n      return false;\n    }\n  }\n};\n",
+    "'use strict';\n\nvar JSON3 = require('json3');\n\n// Some extra characters that Chrome gets wrong, and substitutes with\n// something else on the wire.\n// eslint-disable-next-line no-control-regex\nvar extraEscapable = /[\\x00-\\x1f\\ud800-\\udfff\\ufffe\\uffff\\u0300-\\u0333\\u033d-\\u0346\\u034a-\\u034c\\u0350-\\u0352\\u0357-\\u0358\\u035c-\\u0362\\u0374\\u037e\\u0387\\u0591-\\u05af\\u05c4\\u0610-\\u0617\\u0653-\\u0654\\u0657-\\u065b\\u065d-\\u065e\\u06df-\\u06e2\\u06eb-\\u06ec\\u0730\\u0732-\\u0733\\u0735-\\u0736\\u073a\\u073d\\u073f-\\u0741\\u0743\\u0745\\u0747\\u07eb-\\u07f1\\u0951\\u0958-\\u095f\\u09dc-\\u09dd\\u09df\\u0a33\\u0a36\\u0a59-\\u0a5b\\u0a5e\\u0b5c-\\u0b5d\\u0e38-\\u0e39\\u0f43\\u0f4d\\u0f52\\u0f57\\u0f5c\\u0f69\\u0f72-\\u0f76\\u0f78\\u0f80-\\u0f83\\u0f93\\u0f9d\\u0fa2\\u0fa7\\u0fac\\u0fb9\\u1939-\\u193a\\u1a17\\u1b6b\\u1cda-\\u1cdb\\u1dc0-\\u1dcf\\u1dfc\\u1dfe\\u1f71\\u1f73\\u1f75\\u1f77\\u1f79\\u1f7b\\u1f7d\\u1fbb\\u1fbe\\u1fc9\\u1fcb\\u1fd3\\u1fdb\\u1fe3\\u1feb\\u1fee-\\u1fef\\u1ff9\\u1ffb\\u1ffd\\u2000-\\u2001\\u20d0-\\u20d1\\u20d4-\\u20d7\\u20e7-\\u20e9\\u2126\\u212a-\\u212b\\u2329-\\u232a\\u2adc\\u302b-\\u302c\\uaab2-\\uaab3\\uf900-\\ufa0d\\ufa10\\ufa12\\ufa15-\\ufa1e\\ufa20\\ufa22\\ufa25-\\ufa26\\ufa2a-\\ufa2d\\ufa30-\\ufa6d\\ufa70-\\ufad9\\ufb1d\\ufb1f\\ufb2a-\\ufb36\\ufb38-\\ufb3c\\ufb3e\\ufb40-\\ufb41\\ufb43-\\ufb44\\ufb46-\\ufb4e\\ufff0-\\uffff]/g\n  , extraLookup;\n\n// This may be quite slow, so let's delay until user actually uses bad\n// characters.\nvar unrollLookup = function(escapable) {\n  var i;\n  var unrolled = {};\n  var c = [];\n  for (i = 0; i < 65536; i++) {\n    c.push( String.fromCharCode(i) );\n  }\n  escapable.lastIndex = 0;\n  c.join('').replace(escapable, function(a) {\n    unrolled[ a ] = '\\\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);\n    return '';\n  });\n  escapable.lastIndex = 0;\n  return unrolled;\n};\n\n// Quote string, also taking care of unicode characters that browsers\n// often break. Especially, take care of unicode surrogates:\n// http://en.wikipedia.org/wiki/Mapping_of_Unicode_characters#Surrogates\nmodule.exports = {\n  quote: function(string) {\n    var quoted = JSON3.stringify(string);\n\n    // In most cases this should be very fast and good enough.\n    extraEscapable.lastIndex = 0;\n    if (!extraEscapable.test(quoted)) {\n      return quoted;\n    }\n\n    if (!extraLookup) {\n      extraLookup = unrollLookup(extraEscapable);\n    }\n\n    return quoted.replace(extraEscapable, function(a) {\n      return extraLookup[a];\n    });\n  }\n};\n",
+    "'use strict';\n\nvar random = require('./random');\n\nvar onUnload = {}\n  , afterUnload = false\n    // detect google chrome packaged apps because they don't allow the 'unload' event\n  , isChromePackagedApp = global.chrome && global.chrome.app && global.chrome.app.runtime\n  ;\n\nmodule.exports = {\n  attachEvent: function(event, listener) {\n    if (typeof global.addEventListener !== 'undefined') {\n      global.addEventListener(event, listener, false);\n    } else if (global.document && global.attachEvent) {\n      // IE quirks.\n      // According to: http://stevesouders.com/misc/test-postmessage.php\n      // the message gets delivered only to 'document', not 'window'.\n      global.document.attachEvent('on' + event, listener);\n      // I get 'window' for ie8.\n      global.attachEvent('on' + event, listener);\n    }\n  }\n\n, detachEvent: function(event, listener) {\n    if (typeof global.addEventListener !== 'undefined') {\n      global.removeEventListener(event, listener, false);\n    } else if (global.document && global.detachEvent) {\n      global.document.detachEvent('on' + event, listener);\n      global.detachEvent('on' + event, listener);\n    }\n  }\n\n, unloadAdd: function(listener) {\n    if (isChromePackagedApp) {\n      return null;\n    }\n\n    var ref = random.string(8);\n    onUnload[ref] = listener;\n    if (afterUnload) {\n      setTimeout(this.triggerUnloadCallbacks, 0);\n    }\n    return ref;\n  }\n\n, unloadDel: function(ref) {\n    if (ref in onUnload) {\n      delete onUnload[ref];\n    }\n  }\n\n, triggerUnloadCallbacks: function() {\n    for (var ref in onUnload) {\n      onUnload[ref]();\n      delete onUnload[ref];\n    }\n  }\n};\n\nvar unloadTriggered = function() {\n  if (afterUnload) {\n    return;\n  }\n  afterUnload = true;\n  module.exports.triggerUnloadCallbacks();\n};\n\n// 'unload' alone is not reliable in opera within an iframe, but we\n// can't use `beforeunload` as IE fires it on javascript: links.\nif (!isChromePackagedApp) {\n  module.exports.attachEvent('unload', unloadTriggered);\n}\n",
+    "'use strict';\n\nvar eventUtils = require('./event')\n  , JSON3 = require('json3')\n  , browser = require('./browser')\n  ;\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:utils:iframe');\n}\n\nmodule.exports = {\n  WPrefix: '_jp'\n, currentWindowId: null\n\n, polluteGlobalNamespace: function() {\n    if (!(module.exports.WPrefix in global)) {\n      global[module.exports.WPrefix] = {};\n    }\n  }\n\n, postMessage: function(type, data) {\n    if (global.parent !== global) {\n      global.parent.postMessage(JSON3.stringify({\n        windowId: module.exports.currentWindowId\n      , type: type\n      , data: data || ''\n      }), '*');\n    } else {\n      debug('Cannot postMessage, no parent window.', type, data);\n    }\n  }\n\n, createIframe: function(iframeUrl, errorCallback) {\n    var iframe = global.document.createElement('iframe');\n    var tref, unloadRef;\n    var unattach = function() {\n      debug('unattach');\n      clearTimeout(tref);\n      // Explorer had problems with that.\n      try {\n        iframe.onload = null;\n      } catch (x) {\n        // intentionally empty\n      }\n      iframe.onerror = null;\n    };\n    var cleanup = function() {\n      debug('cleanup');\n      if (iframe) {\n        unattach();\n        // This timeout makes chrome fire onbeforeunload event\n        // within iframe. Without the timeout it goes straight to\n        // onunload.\n        setTimeout(function() {\n          if (iframe) {\n            iframe.parentNode.removeChild(iframe);\n          }\n          iframe = null;\n        }, 0);\n        eventUtils.unloadDel(unloadRef);\n      }\n    };\n    var onerror = function(err) {\n      debug('onerror', err);\n      if (iframe) {\n        cleanup();\n        errorCallback(err);\n      }\n    };\n    var post = function(msg, origin) {\n      debug('post', msg, origin);\n      setTimeout(function() {\n        try {\n          // When the iframe is not loaded, IE raises an exception\n          // on 'contentWindow'.\n          if (iframe && iframe.contentWindow) {\n            iframe.contentWindow.postMessage(msg, origin);\n          }\n        } catch (x) {\n          // intentionally empty\n        }\n      }, 0);\n    };\n\n    iframe.src = iframeUrl;\n    iframe.style.display = 'none';\n    iframe.style.position = 'absolute';\n    iframe.onerror = function() {\n      onerror('onerror');\n    };\n    iframe.onload = function() {\n      debug('onload');\n      // `onload` is triggered before scripts on the iframe are\n      // executed. Give it few seconds to actually load stuff.\n      clearTimeout(tref);\n      tref = setTimeout(function() {\n        onerror('onload timeout');\n      }, 2000);\n    };\n    global.document.body.appendChild(iframe);\n    tref = setTimeout(function() {\n      onerror('timeout');\n    }, 15000);\n    unloadRef = eventUtils.unloadAdd(cleanup);\n    return {\n      post: post\n    , cleanup: cleanup\n    , loaded: unattach\n    };\n  }\n\n/* eslint no-undef: \"off\", new-cap: \"off\" */\n, createHtmlfile: function(iframeUrl, errorCallback) {\n    var axo = ['Active'].concat('Object').join('X');\n    var doc = new global[axo]('htmlfile');\n    var tref, unloadRef;\n    var iframe;\n    var unattach = function() {\n      clearTimeout(tref);\n      iframe.onerror = null;\n    };\n    var cleanup = function() {\n      if (doc) {\n        unattach();\n        eventUtils.unloadDel(unloadRef);\n        iframe.parentNode.removeChild(iframe);\n        iframe = doc = null;\n        CollectGarbage();\n      }\n    };\n    var onerror = function(r) {\n      debug('onerror', r);\n      if (doc) {\n        cleanup();\n        errorCallback(r);\n      }\n    };\n    var post = function(msg, origin) {\n      try {\n        // When the iframe is not loaded, IE raises an exception\n        // on 'contentWindow'.\n        setTimeout(function() {\n          if (iframe && iframe.contentWindow) {\n              iframe.contentWindow.postMessage(msg, origin);\n          }\n        }, 0);\n      } catch (x) {\n        // intentionally empty\n      }\n    };\n\n    doc.open();\n    doc.write('<html><s' + 'cript>' +\n              'document.domain=\"' + global.document.domain + '\";' +\n              '</s' + 'cript></html>');\n    doc.close();\n    doc.parentWindow[module.exports.WPrefix] = global[module.exports.WPrefix];\n    var c = doc.createElement('div');\n    doc.body.appendChild(c);\n    iframe = doc.createElement('iframe');\n    c.appendChild(iframe);\n    iframe.src = iframeUrl;\n    iframe.onerror = function() {\n      onerror('onerror');\n    };\n    tref = setTimeout(function() {\n      onerror('timeout');\n    }, 15000);\n    unloadRef = eventUtils.unloadAdd(cleanup);\n    return {\n      post: post\n    , cleanup: cleanup\n    , loaded: unattach\n    };\n  }\n};\n\nmodule.exports.iframeEnabled = false;\nif (global.document) {\n  // postMessage misbehaves in konqueror 4.6.5 - the messages are delivered with\n  // huge delay, or not at all.\n  module.exports.iframeEnabled = (typeof global.postMessage === 'function' ||\n    typeof global.postMessage === 'object') && (!browser.isKonqueror());\n}\n",
+    "'use strict';\n\nvar logObject = {};\n['log', 'debug', 'warn'].forEach(function (level) {\n  var levelExists;\n\n  try {\n    levelExists = global.console && global.console[level] && global.console[level].apply;\n  } catch(e) {\n    // do nothing\n  }\n\n  logObject[level] = levelExists ? function () {\n    return global.console[level].apply(global.console, arguments);\n  } : (level === 'log' ? function () {} : logObject.log);\n});\n\nmodule.exports = logObject;\n",
+    "'use strict';\n\nmodule.exports = {\n  isObject: function(obj) {\n    var type = typeof obj;\n    return type === 'function' || type === 'object' && !!obj;\n  }\n\n, extend: function(obj) {\n    if (!this.isObject(obj)) {\n      return obj;\n    }\n    var source, prop;\n    for (var i = 1, length = arguments.length; i < length; i++) {\n      source = arguments[i];\n      for (prop in source) {\n        if (Object.prototype.hasOwnProperty.call(source, prop)) {\n          obj[prop] = source[prop];\n        }\n      }\n    }\n    return obj;\n  }\n};\n",
+    "'use strict';\n\n/* global crypto:true */\nvar crypto = require('crypto');\n\n// This string has length 32, a power of 2, so the modulus doesn't introduce a\n// bias.\nvar _randomStringChars = 'abcdefghijklmnopqrstuvwxyz012345';\nmodule.exports = {\n  string: function(length) {\n    var max = _randomStringChars.length;\n    var bytes = crypto.randomBytes(length);\n    var ret = [];\n    for (var i = 0; i < length; i++) {\n      ret.push(_randomStringChars.substr(bytes[i] % max, 1));\n    }\n    return ret.join('');\n  }\n\n, number: function(max) {\n    return Math.floor(Math.random() * max);\n  }\n\n, numberString: function(max) {\n    var t = ('' + (max - 1)).length;\n    var p = new Array(t + 1).join('0');\n    return (p + this.number(max)).slice(-t);\n  }\n};\n",
+    "'use strict';\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:utils:transport');\n}\n\nmodule.exports = function(availableTransports) {\n  return {\n    filterToEnabled: function(transportsWhitelist, info) {\n      var transports = {\n        main: []\n      , facade: []\n      };\n      if (!transportsWhitelist) {\n        transportsWhitelist = [];\n      } else if (typeof transportsWhitelist === 'string') {\n        transportsWhitelist = [transportsWhitelist];\n      }\n\n      availableTransports.forEach(function(trans) {\n        if (!trans) {\n          return;\n        }\n\n        if (trans.transportName === 'websocket' && info.websocket === false) {\n          debug('disabled from server', 'websocket');\n          return;\n        }\n\n        if (transportsWhitelist.length &&\n            transportsWhitelist.indexOf(trans.transportName) === -1) {\n          debug('not in whitelist', trans.transportName);\n          return;\n        }\n\n        if (trans.enabled(info)) {\n          debug('enabled', trans.transportName);\n          transports.main.push(trans);\n          if (trans.facadeTransport) {\n            transports.facade.push(trans.facadeTransport);\n          }\n        } else {\n          debug('disabled', trans.transportName);\n        }\n      });\n      return transports;\n    }\n  };\n};\n",
+    "'use strict';\n\nvar URL = require('url-parse');\n\nvar debug = function() {};\nif (process.env.NODE_ENV !== 'production') {\n  debug = require('debug')('sockjs-client:utils:url');\n}\n\nmodule.exports = {\n  getOrigin: function(url) {\n    if (!url) {\n      return null;\n    }\n\n    var p = new URL(url);\n    if (p.protocol === 'file:') {\n      return null;\n    }\n\n    var port = p.port;\n    if (!port) {\n      port = (p.protocol === 'https:') ? '443' : '80';\n    }\n\n    return p.protocol + '//' + p.hostname + ':' + port;\n  }\n\n, isOriginEqual: function(a, b) {\n    var res = this.getOrigin(a) === this.getOrigin(b);\n    debug('same', a, b, res);\n    return res;\n  }\n\n, isSchemeEqual: function(a, b) {\n    return (a.split(':')[0] === b.split(':')[0]);\n  }\n\n, addPath: function (url, path) {\n    var qs = url.split('?');\n    return qs[0] + path + (qs[1] ? '?' + qs[1] : '');\n  }\n\n, addQuery: function (url, q) {\n    return url + (url.indexOf('?') === -1 ? ('?' + q) : ('&' + q));\n  }\n};\n",
+    "module.exports = '1.4.0';\n",
+    "/**\n * Helpers.\n */\n\nvar s = 1000;\nvar m = s * 60;\nvar h = m * 60;\nvar d = h * 24;\nvar w = d * 7;\nvar y = d * 365.25;\n\n/**\n * Parse or format the given `val`.\n *\n * Options:\n *\n *  - `long` verbose formatting [false]\n *\n * @param {String|Number} val\n * @param {Object} [options]\n * @throws {Error} throw an error if val is not a non-empty string or a number\n * @return {String|Number}\n * @api public\n */\n\nmodule.exports = function(val, options) {\n  options = options || {};\n  var type = typeof val;\n  if (type === 'string' && val.length > 0) {\n    return parse(val);\n  } else if (type === 'number' && isNaN(val) === false) {\n    return options.long ? fmtLong(val) : fmtShort(val);\n  }\n  throw new Error(\n    'val is not a non-empty string or a valid number. val=' +\n      JSON.stringify(val)\n  );\n};\n\n/**\n * Parse the given `str` and return milliseconds.\n *\n * @param {String} str\n * @return {Number}\n * @api private\n */\n\nfunction parse(str) {\n  str = String(str);\n  if (str.length > 100) {\n    return;\n  }\n  var match = /^((?:\\d+)?\\-?\\d?\\.?\\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(\n    str\n  );\n  if (!match) {\n    return;\n  }\n  var n = parseFloat(match[1]);\n  var type = (match[2] || 'ms').toLowerCase();\n  switch (type) {\n    case 'years':\n    case 'year':\n    case 'yrs':\n    case 'yr':\n    case 'y':\n      return n * y;\n    case 'weeks':\n    case 'week':\n    case 'w':\n      return n * w;\n    case 'days':\n    case 'day':\n    case 'd':\n      return n * d;\n    case 'hours':\n    case 'hour':\n    case 'hrs':\n    case 'hr':\n    case 'h':\n      return n * h;\n    case 'minutes':\n    case 'minute':\n    case 'mins':\n    case 'min':\n    case 'm':\n      return n * m;\n    case 'seconds':\n    case 'second':\n    case 'secs':\n    case 'sec':\n    case 's':\n      return n * s;\n    case 'milliseconds':\n    case 'millisecond':\n    case 'msecs':\n    case 'msec':\n    case 'ms':\n      return n;\n    default:\n      return undefined;\n  }\n}\n\n/**\n * Short format for `ms`.\n *\n * @param {Number} ms\n * @return {String}\n * @api private\n */\n\nfunction fmtShort(ms) {\n  var msAbs = Math.abs(ms);\n  if (msAbs >= d) {\n    return Math.round(ms / d) + 'd';\n  }\n  if (msAbs >= h) {\n    return Math.round(ms / h) + 'h';\n  }\n  if (msAbs >= m) {\n    return Math.round(ms / m) + 'm';\n  }\n  if (msAbs >= s) {\n    return Math.round(ms / s) + 's';\n  }\n  return ms + 'ms';\n}\n\n/**\n * Long format for `ms`.\n *\n * @param {Number} ms\n * @return {String}\n * @api private\n */\n\nfunction fmtLong(ms) {\n  var msAbs = Math.abs(ms);\n  if (msAbs >= d) {\n    return plural(ms, msAbs, d, 'day');\n  }\n  if (msAbs >= h) {\n    return plural(ms, msAbs, h, 'hour');\n  }\n  if (msAbs >= m) {\n    return plural(ms, msAbs, m, 'minute');\n  }\n  if (msAbs >= s) {\n    return plural(ms, msAbs, s, 'second');\n  }\n  return ms + ' ms';\n}\n\n/**\n * Pluralization helper.\n */\n\nfunction plural(ms, msAbs, n, name) {\n  var isPlural = msAbs >= n * 1.5;\n  return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');\n}\n",
+    "\"use strict\";\n\nfunction _typeof(obj) { if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof(obj); }\n\n/* eslint-env browser */\n\n/**\n * This is the web browser implementation of `debug()`.\n */\nexports.log = log;\nexports.formatArgs = formatArgs;\nexports.save = save;\nexports.load = load;\nexports.useColors = useColors;\nexports.storage = localstorage();\n/**\n * Colors.\n */\n\nexports.colors = ['#0000CC', '#0000FF', '#0033CC', '#0033FF', '#0066CC', '#0066FF', '#0099CC', '#0099FF', '#00CC00', '#00CC33', '#00CC66', '#00CC99', '#00CCCC', '#00CCFF', '#3300CC', '#3300FF', '#3333CC', '#3333FF', '#3366CC', '#3366FF', '#3399CC', '#3399FF', '#33CC00', '#33CC33', '#33CC66', '#33CC99', '#33CCCC', '#33CCFF', '#6600CC', '#6600FF', '#6633CC', '#6633FF', '#66CC00', '#66CC33', '#9900CC', '#9900FF', '#9933CC', '#9933FF', '#99CC00', '#99CC33', '#CC0000', '#CC0033', '#CC0066', '#CC0099', '#CC00CC', '#CC00FF', '#CC3300', '#CC3333', '#CC3366', '#CC3399', '#CC33CC', '#CC33FF', '#CC6600', '#CC6633', '#CC9900', '#CC9933', '#CCCC00', '#CCCC33', '#FF0000', '#FF0033', '#FF0066', '#FF0099', '#FF00CC', '#FF00FF', '#FF3300', '#FF3333', '#FF3366', '#FF3399', '#FF33CC', '#FF33FF', '#FF6600', '#FF6633', '#FF9900', '#FF9933', '#FFCC00', '#FFCC33'];\n/**\n * Currently only WebKit-based Web Inspectors, Firefox >= v31,\n * and the Firebug extension (any Firefox version) are known\n * to support \"%c\" CSS customizations.\n *\n * TODO: add a `localStorage` variable to explicitly enable/disable colors\n */\n// eslint-disable-next-line complexity\n\nfunction useColors() {\n  // NB: In an Electron preload script, document will be defined but not fully\n  // initialized. Since we know we're in Chrome, we'll just detect this case\n  // explicitly\n  if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {\n    return true;\n  } // Internet Explorer and Edge do not support colors.\n\n\n  if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\\/(\\d+)/)) {\n    return false;\n  } // Is webkit? http://stackoverflow.com/a/16459606/376773\n  // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632\n\n\n  return typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance || // Is firebug? http://stackoverflow.com/a/398120/376773\n  typeof window !== 'undefined' && window.console && (window.console.firebug || window.console.exception && window.console.table) || // Is firefox >= v31?\n  // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages\n  typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\\/(\\d+)/) && parseInt(RegExp.$1, 10) >= 31 || // Double check webkit in userAgent just in case we are in a worker\n  typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\\/(\\d+)/);\n}\n/**\n * Colorize log arguments if enabled.\n *\n * @api public\n */\n\n\nfunction formatArgs(args) {\n  args[0] = (this.useColors ? '%c' : '') + this.namespace + (this.useColors ? ' %c' : ' ') + args[0] + (this.useColors ? '%c ' : ' ') + '+' + module.exports.humanize(this.diff);\n\n  if (!this.useColors) {\n    return;\n  }\n\n  var c = 'color: ' + this.color;\n  args.splice(1, 0, c, 'color: inherit'); // The final \"%c\" is somewhat tricky, because there could be other\n  // arguments passed either before or after the %c, so we need to\n  // figure out the correct index to insert the CSS into\n\n  var index = 0;\n  var lastC = 0;\n  args[0].replace(/%[a-zA-Z%]/g, function (match) {\n    if (match === '%%') {\n      return;\n    }\n\n    index++;\n\n    if (match === '%c') {\n      // We only are interested in the *last* %c\n      // (the user may have provided their own)\n      lastC = index;\n    }\n  });\n  args.splice(lastC, 0, c);\n}\n/**\n * Invokes `console.log()` when available.\n * No-op when `console.log` is not a \"function\".\n *\n * @api public\n */\n\n\nfunction log() {\n  var _console;\n\n  // This hackery is required for IE8/9, where\n  // the `console.log` function doesn't have 'apply'\n  return (typeof console === \"undefined\" ? \"undefined\" : _typeof(console)) === 'object' && console.log && (_console = console).log.apply(_console, arguments);\n}\n/**\n * Save `namespaces`.\n *\n * @param {String} namespaces\n * @api private\n */\n\n\nfunction save(namespaces) {\n  try {\n    if (namespaces) {\n      exports.storage.setItem('debug', namespaces);\n    } else {\n      exports.storage.removeItem('debug');\n    }\n  } catch (error) {// Swallow\n    // XXX (@Qix-) should we be logging these?\n  }\n}\n/**\n * Load `namespaces`.\n *\n * @return {String} returns the previously persisted debug modes\n * @api private\n */\n\n\nfunction load() {\n  var r;\n\n  try {\n    r = exports.storage.getItem('debug');\n  } catch (error) {} // Swallow\n  // XXX (@Qix-) should we be logging these?\n  // If debug isn't set in LS, and we're in Electron, try to load $DEBUG\n\n\n  if (!r && typeof process !== 'undefined' && 'env' in process) {\n    r = process.env.DEBUG;\n  }\n\n  return r;\n}\n/**\n * Localstorage attempts to return the localstorage.\n *\n * This is necessary because safari throws\n * when a user disables cookies/localstorage\n * and you attempt to access it.\n *\n * @return {LocalStorage}\n * @api private\n */\n\n\nfunction localstorage() {\n  try {\n    // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context\n    // The Browser also has localStorage in the global context.\n    return localStorage;\n  } catch (error) {// Swallow\n    // XXX (@Qix-) should we be logging these?\n  }\n}\n\nmodule.exports = require('./common')(exports);\nvar formatters = module.exports.formatters;\n/**\n * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.\n */\n\nformatters.j = function (v) {\n  try {\n    return JSON.stringify(v);\n  } catch (error) {\n    return '[UnexpectedJSONParseError]: ' + error.message;\n  }\n};\n\n",
+    "\"use strict\";\n\n/**\n * This is the common logic for both the Node.js and web browser\n * implementations of `debug()`.\n */\nfunction setup(env) {\n  createDebug.debug = createDebug;\n  createDebug.default = createDebug;\n  createDebug.coerce = coerce;\n  createDebug.disable = disable;\n  createDebug.enable = enable;\n  createDebug.enabled = enabled;\n  createDebug.humanize = require('ms');\n  Object.keys(env).forEach(function (key) {\n    createDebug[key] = env[key];\n  });\n  /**\n  * Active `debug` instances.\n  */\n\n  createDebug.instances = [];\n  /**\n  * The currently active debug mode names, and names to skip.\n  */\n\n  createDebug.names = [];\n  createDebug.skips = [];\n  /**\n  * Map of special \"%n\" handling functions, for the debug \"format\" argument.\n  *\n  * Valid key names are a single, lower or upper-case letter, i.e. \"n\" and \"N\".\n  */\n\n  createDebug.formatters = {};\n  /**\n  * Selects a color for a debug namespace\n  * @param {String} namespace The namespace string for the for the debug instance to be colored\n  * @return {Number|String} An ANSI color code for the given namespace\n  * @api private\n  */\n\n  function selectColor(namespace) {\n    var hash = 0;\n\n    for (var i = 0; i < namespace.length; i++) {\n      hash = (hash << 5) - hash + namespace.charCodeAt(i);\n      hash |= 0; // Convert to 32bit integer\n    }\n\n    return createDebug.colors[Math.abs(hash) % createDebug.colors.length];\n  }\n\n  createDebug.selectColor = selectColor;\n  /**\n  * Create a debugger with the given `namespace`.\n  *\n  * @param {String} namespace\n  * @return {Function}\n  * @api public\n  */\n\n  function createDebug(namespace) {\n    var prevTime;\n\n    function debug() {\n      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {\n        args[_key] = arguments[_key];\n      }\n\n      // Disabled?\n      if (!debug.enabled) {\n        return;\n      }\n\n      var self = debug; // Set `diff` timestamp\n\n      var curr = Number(new Date());\n      var ms = curr - (prevTime || curr);\n      self.diff = ms;\n      self.prev = prevTime;\n      self.curr = curr;\n      prevTime = curr;\n      args[0] = createDebug.coerce(args[0]);\n\n      if (typeof args[0] !== 'string') {\n        // Anything else let's inspect with %O\n        args.unshift('%O');\n      } // Apply any `formatters` transformations\n\n\n      var index = 0;\n      args[0] = args[0].replace(/%([a-zA-Z%])/g, function (match, format) {\n        // If we encounter an escaped % then don't increase the array index\n        if (match === '%%') {\n          return match;\n        }\n\n        index++;\n        var formatter = createDebug.formatters[format];\n\n        if (typeof formatter === 'function') {\n          var val = args[index];\n          match = formatter.call(self, val); // Now we need to remove `args[index]` since it's inlined in the `format`\n\n          args.splice(index, 1);\n          index--;\n        }\n\n        return match;\n      }); // Apply env-specific formatting (colors, etc.)\n\n      createDebug.formatArgs.call(self, args);\n      var logFn = self.log || createDebug.log;\n      logFn.apply(self, args);\n    }\n\n    debug.namespace = namespace;\n    debug.enabled = createDebug.enabled(namespace);\n    debug.useColors = createDebug.useColors();\n    debug.color = selectColor(namespace);\n    debug.destroy = destroy;\n    debug.extend = extend; // Debug.formatArgs = formatArgs;\n    // debug.rawLog = rawLog;\n    // env-specific initialization logic for debug instances\n\n    if (typeof createDebug.init === 'function') {\n      createDebug.init(debug);\n    }\n\n    createDebug.instances.push(debug);\n    return debug;\n  }\n\n  function destroy() {\n    var index = createDebug.instances.indexOf(this);\n\n    if (index !== -1) {\n      createDebug.instances.splice(index, 1);\n      return true;\n    }\n\n    return false;\n  }\n\n  function extend(namespace, delimiter) {\n    return createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);\n  }\n  /**\n  * Enables a debug mode by namespaces. This can include modes\n  * separated by a colon and wildcards.\n  *\n  * @param {String} namespaces\n  * @api public\n  */\n\n\n  function enable(namespaces) {\n    createDebug.save(namespaces);\n    createDebug.names = [];\n    createDebug.skips = [];\n    var i;\n    var split = (typeof namespaces === 'string' ? namespaces : '').split(/[\\s,]+/);\n    var len = split.length;\n\n    for (i = 0; i < len; i++) {\n      if (!split[i]) {\n        // ignore empty strings\n        continue;\n      }\n\n      namespaces = split[i].replace(/\\*/g, '.*?');\n\n      if (namespaces[0] === '-') {\n        createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));\n      } else {\n        createDebug.names.push(new RegExp('^' + namespaces + '$'));\n      }\n    }\n\n    for (i = 0; i < createDebug.instances.length; i++) {\n      var instance = createDebug.instances[i];\n      instance.enabled = createDebug.enabled(instance.namespace);\n    }\n  }\n  /**\n  * Disable debug output.\n  *\n  * @api public\n  */\n\n\n  function disable() {\n    createDebug.enable('');\n  }\n  /**\n  * Returns true if the given mode name is enabled, false otherwise.\n  *\n  * @param {String} name\n  * @return {Boolean}\n  * @api public\n  */\n\n\n  function enabled(name) {\n    if (name[name.length - 1] === '*') {\n      return true;\n    }\n\n    var i;\n    var len;\n\n    for (i = 0, len = createDebug.skips.length; i < len; i++) {\n      if (createDebug.skips[i].test(name)) {\n        return false;\n      }\n    }\n\n    for (i = 0, len = createDebug.names.length; i < len; i++) {\n      if (createDebug.names[i].test(name)) {\n        return true;\n      }\n    }\n\n    return false;\n  }\n  /**\n  * Coerce `val`.\n  *\n  * @param {Mixed} val\n  * @return {Mixed}\n  * @api private\n  */\n\n\n  function coerce(val) {\n    if (val instanceof Error) {\n      return val.stack || val.message;\n    }\n\n    return val;\n  }\n\n  createDebug.enable(createDebug.load());\n  return createDebug;\n}\n\nmodule.exports = setup;\n\n",
+    "if (typeof Object.create === 'function') {\n  // implementation from standard node.js 'util' module\n  module.exports = function inherits(ctor, superCtor) {\n    ctor.super_ = superCtor\n    ctor.prototype = Object.create(superCtor.prototype, {\n      constructor: {\n        value: ctor,\n        enumerable: false,\n        writable: true,\n        configurable: true\n      }\n    });\n  };\n} else {\n  // old school shim for old browsers\n  module.exports = function inherits(ctor, superCtor) {\n    ctor.super_ = superCtor\n    var TempCtor = function () {}\n    TempCtor.prototype = superCtor.prototype\n    ctor.prototype = new TempCtor()\n    ctor.prototype.constructor = ctor\n  }\n}\n",
+    "/*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */\n;(function () {\n  // Detect the `define` function exposed by asynchronous module loaders. The\n  // strict `define` check is necessary for compatibility with `r.js`.\n  var isLoader = typeof define === \"function\" && define.amd;\n\n  // A set of types used to distinguish objects from primitives.\n  var objectTypes = {\n    \"function\": true,\n    \"object\": true\n  };\n\n  // Detect the `exports` object exposed by CommonJS implementations.\n  var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;\n\n  // Use the `global` object exposed by Node (including Browserify via\n  // `insert-module-globals`), Narwhal, and Ringo as the default context,\n  // and the `window` object in browsers. Rhino exports a `global` function\n  // instead.\n  var root = objectTypes[typeof window] && window || this,\n      freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == \"object\" && global;\n\n  if (freeGlobal && (freeGlobal[\"global\"] === freeGlobal || freeGlobal[\"window\"] === freeGlobal || freeGlobal[\"self\"] === freeGlobal)) {\n    root = freeGlobal;\n  }\n\n  // Public: Initializes JSON 3 using the given `context` object, attaching the\n  // `stringify` and `parse` functions to the specified `exports` object.\n  function runInContext(context, exports) {\n    context || (context = root[\"Object\"]());\n    exports || (exports = root[\"Object\"]());\n\n    // Native constructor aliases.\n    var Number = context[\"Number\"] || root[\"Number\"],\n        String = context[\"String\"] || root[\"String\"],\n        Object = context[\"Object\"] || root[\"Object\"],\n        Date = context[\"Date\"] || root[\"Date\"],\n        SyntaxError = context[\"SyntaxError\"] || root[\"SyntaxError\"],\n        TypeError = context[\"TypeError\"] || root[\"TypeError\"],\n        Math = context[\"Math\"] || root[\"Math\"],\n        nativeJSON = context[\"JSON\"] || root[\"JSON\"];\n\n    // Delegate to the native `stringify` and `parse` implementations.\n    if (typeof nativeJSON == \"object\" && nativeJSON) {\n      exports.stringify = nativeJSON.stringify;\n      exports.parse = nativeJSON.parse;\n    }\n\n    // Convenience aliases.\n    var objectProto = Object.prototype,\n        getClass = objectProto.toString,\n        isProperty, forEach, undef;\n\n    // Test the `Date#getUTC*` methods. Based on work by @Yaffle.\n    var isExtended = new Date(-3509827334573292);\n    try {\n      // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical\n      // results for certain dates in Opera >= 10.53.\n      isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&\n        // Safari < 2.0.2 stores the internal millisecond time value correctly,\n        // but clips the values returned by the date methods to the range of\n        // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).\n        isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;\n    } catch (exception) {}\n\n    // Internal: Determines whether the native `JSON.stringify` and `parse`\n    // implementations are spec-compliant. Based on work by Ken Snyder.\n    function has(name) {\n      if (has[name] !== undef) {\n        // Return cached feature test result.\n        return has[name];\n      }\n      var isSupported;\n      if (name == \"bug-string-char-index\") {\n        // IE <= 7 doesn't support accessing string characters using square\n        // bracket notation. IE 8 only supports this for primitives.\n        isSupported = \"a\"[0] != \"a\";\n      } else if (name == \"json\") {\n        // Indicates whether both `JSON.stringify` and `JSON.parse` are\n        // supported.\n        isSupported = has(\"json-stringify\") && has(\"json-parse\");\n      } else {\n        var value, serialized = '{\"a\":[1,true,false,null,\"\\\\u0000\\\\b\\\\n\\\\f\\\\r\\\\t\"]}';\n        // Test `JSON.stringify`.\n        if (name == \"json-stringify\") {\n          var stringify = exports.stringify, stringifySupported = typeof stringify == \"function\" && isExtended;\n          if (stringifySupported) {\n            // A test function object with a custom `toJSON` method.\n            (value = function () {\n              return 1;\n            }).toJSON = value;\n            try {\n              stringifySupported =\n                // Firefox 3.1b1 and b2 serialize string, number, and boolean\n                // primitives as object literals.\n                stringify(0) === \"0\" &&\n                // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object\n                // literals.\n                stringify(new Number()) === \"0\" &&\n                stringify(new String()) == '\"\"' &&\n                // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or\n                // does not define a canonical JSON representation (this applies to\n                // objects with `toJSON` properties as well, *unless* they are nested\n                // within an object or array).\n                stringify(getClass) === undef &&\n                // IE 8 serializes `undefined` as `\"undefined\"`. Safari <= 5.1.7 and\n                // FF 3.1b3 pass this test.\n                stringify(undef) === undef &&\n                // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,\n                // respectively, if the value is omitted entirely.\n                stringify() === undef &&\n                // FF 3.1b1, 2 throw an error if the given value is not a number,\n                // string, array, object, Boolean, or `null` literal. This applies to\n                // objects with custom `toJSON` methods as well, unless they are nested\n                // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`\n                // methods entirely.\n                stringify(value) === \"1\" &&\n                stringify([value]) == \"[1]\" &&\n                // Prototype <= 1.6.1 serializes `[undefined]` as `\"[]\"` instead of\n                // `\"[null]\"`.\n                stringify([undef]) == \"[null]\" &&\n                // YUI 3.0.0b1 fails to serialize `null` literals.\n                stringify(null) == \"null\" &&\n                // FF 3.1b1, 2 halts serialization if an array contains a function:\n                // `[1, true, getClass, 1]` serializes as \"[1,true,],\". FF 3.1b3\n                // elides non-JSON values from objects and arrays, unless they\n                // define custom `toJSON` methods.\n                stringify([undef, getClass, null]) == \"[null,null,null]\" &&\n                // Simple serialization test. FF 3.1b1 uses Unicode escape sequences\n                // where character escape codes are expected (e.g., `\\b` => `\\u0008`).\n                stringify({ \"a\": [value, true, false, null, \"\\x00\\b\\n\\f\\r\\t\"] }) == serialized &&\n                // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.\n                stringify(null, value) === \"1\" &&\n                stringify([1, 2], null, 1) == \"[\\n 1,\\n 2\\n]\" &&\n                // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly\n                // serialize extended years.\n                stringify(new Date(-8.64e15)) == '\"-271821-04-20T00:00:00.000Z\"' &&\n                // The milliseconds are optional in ES 5, but required in 5.1.\n                stringify(new Date(8.64e15)) == '\"+275760-09-13T00:00:00.000Z\"' &&\n                // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative\n                // four-digit years instead of six-digit years. Credits: @Yaffle.\n                stringify(new Date(-621987552e5)) == '\"-000001-01-01T00:00:00.000Z\"' &&\n                // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond\n                // values less than 1000. Credits: @Yaffle.\n                stringify(new Date(-1)) == '\"1969-12-31T23:59:59.999Z\"';\n            } catch (exception) {\n              stringifySupported = false;\n            }\n          }\n          isSupported = stringifySupported;\n        }\n        // Test `JSON.parse`.\n        if (name == \"json-parse\") {\n          var parse = exports.parse;\n          if (typeof parse == \"function\") {\n            try {\n              // FF 3.1b1, b2 will throw an exception if a bare literal is provided.\n              // Conforming implementations should also coerce the initial argument to\n              // a string prior to parsing.\n              if (parse(\"0\") === 0 && !parse(false)) {\n                // Simple parsing test.\n                value = parse(serialized);\n                var parseSupported = value[\"a\"].length == 5 && value[\"a\"][0] === 1;\n                if (parseSupported) {\n                  try {\n                    // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.\n                    parseSupported = !parse('\"\\t\"');\n                  } catch (exception) {}\n                  if (parseSupported) {\n                    try {\n                      // FF 4.0 and 4.0.1 allow leading `+` signs and leading\n                      // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow\n                      // certain octal literals.\n                      parseSupported = parse(\"01\") !== 1;\n                    } catch (exception) {}\n                  }\n                  if (parseSupported) {\n                    try {\n                      // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal\n                      // points. These environments, along with FF 3.1b1 and 2,\n                      // also allow trailing commas in JSON objects and arrays.\n                      parseSupported = parse(\"1.\") !== 1;\n                    } catch (exception) {}\n                  }\n                }\n              }\n            } catch (exception) {\n              parseSupported = false;\n            }\n          }\n          isSupported = parseSupported;\n        }\n      }\n      return has[name] = !!isSupported;\n    }\n\n    if (!has(\"json\")) {\n      // Common `[[Class]]` name aliases.\n      var functionClass = \"[object Function]\",\n          dateClass = \"[object Date]\",\n          numberClass = \"[object Number]\",\n          stringClass = \"[object String]\",\n          arrayClass = \"[object Array]\",\n          booleanClass = \"[object Boolean]\";\n\n      // Detect incomplete support for accessing string characters by index.\n      var charIndexBuggy = has(\"bug-string-char-index\");\n\n      // Define additional utility methods if the `Date` methods are buggy.\n      if (!isExtended) {\n        var floor = Math.floor;\n        // A mapping between the months of the year and the number of days between\n        // January 1st and the first of the respective month.\n        var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];\n        // Internal: Calculates the number of days between the Unix epoch and the\n        // first day of the given month.\n        var getDay = function (year, month) {\n          return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);\n        };\n      }\n\n      // Internal: Determines if a property is a direct property of the given\n      // object. Delegates to the native `Object#hasOwnProperty` method.\n      if (!(isProperty = objectProto.hasOwnProperty)) {\n        isProperty = function (property) {\n          var members = {}, constructor;\n          if ((members.__proto__ = null, members.__proto__ = {\n            // The *proto* property cannot be set multiple times in recent\n            // versions of Firefox and SeaMonkey.\n            \"toString\": 1\n          }, members).toString != getClass) {\n            // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but\n            // supports the mutable *proto* property.\n            isProperty = function (property) {\n              // Capture and break the object's prototype chain (see section 8.6.2\n              // of the ES 5.1 spec). The parenthesized expression prevents an\n              // unsafe transformation by the Closure Compiler.\n              var original = this.__proto__, result = property in (this.__proto__ = null, this);\n              // Restore the original prototype chain.\n              this.__proto__ = original;\n              return result;\n            };\n          } else {\n            // Capture a reference to the top-level `Object` constructor.\n            constructor = members.constructor;\n            // Use the `constructor` property to simulate `Object#hasOwnProperty` in\n            // other environments.\n            isProperty = function (property) {\n              var parent = (this.constructor || constructor).prototype;\n              return property in this && !(property in parent && this[property] === parent[property]);\n            };\n          }\n          members = null;\n          return isProperty.call(this, property);\n        };\n      }\n\n      // Internal: Normalizes the `for...in` iteration algorithm across\n      // environments. Each enumerated key is yielded to a `callback` function.\n      forEach = function (object, callback) {\n        var size = 0, Properties, members, property;\n\n        // Tests for bugs in the current environment's `for...in` algorithm. The\n        // `valueOf` property inherits the non-enumerable flag from\n        // `Object.prototype` in older versions of IE, Netscape, and Mozilla.\n        (Properties = function () {\n          this.valueOf = 0;\n        }).prototype.valueOf = 0;\n\n        // Iterate over a new instance of the `Properties` class.\n        members = new Properties();\n        for (property in members) {\n          // Ignore all properties inherited from `Object.prototype`.\n          if (isProperty.call(members, property)) {\n            size++;\n          }\n        }\n        Properties = members = null;\n\n        // Normalize the iteration algorithm.\n        if (!size) {\n          // A list of non-enumerable properties inherited from `Object.prototype`.\n          members = [\"valueOf\", \"toString\", \"toLocaleString\", \"propertyIsEnumerable\", \"isPrototypeOf\", \"hasOwnProperty\", \"constructor\"];\n          // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable\n          // properties.\n          forEach = function (object, callback) {\n            var isFunction = getClass.call(object) == functionClass, property, length;\n            var hasProperty = !isFunction && typeof object.constructor != \"function\" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;\n            for (property in object) {\n              // Gecko <= 1.0 enumerates the `prototype` property of functions under\n              // certain conditions; IE does not.\n              if (!(isFunction && property == \"prototype\") && hasProperty.call(object, property)) {\n                callback(property);\n              }\n            }\n            // Manually invoke the callback for each non-enumerable property.\n            for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));\n          };\n        } else if (size == 2) {\n          // Safari <= 2.0.4 enumerates shadowed properties twice.\n          forEach = function (object, callback) {\n            // Create a set of iterated properties.\n            var members = {}, isFunction = getClass.call(object) == functionClass, property;\n            for (property in object) {\n              // Store each property name to prevent double enumeration. The\n              // `prototype` property of functions is not enumerated due to cross-\n              // environment inconsistencies.\n              if (!(isFunction && property == \"prototype\") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {\n                callback(property);\n              }\n            }\n          };\n        } else {\n          // No bugs detected; use the standard `for...in` algorithm.\n          forEach = function (object, callback) {\n            var isFunction = getClass.call(object) == functionClass, property, isConstructor;\n            for (property in object) {\n              if (!(isFunction && property == \"prototype\") && isProperty.call(object, property) && !(isConstructor = property === \"constructor\")) {\n                callback(property);\n              }\n            }\n            // Manually invoke the callback for the `constructor` property due to\n            // cross-environment inconsistencies.\n            if (isConstructor || isProperty.call(object, (property = \"constructor\"))) {\n              callback(property);\n            }\n          };\n        }\n        return forEach(object, callback);\n      };\n\n      // Public: Serializes a JavaScript `value` as a JSON string. The optional\n      // `filter` argument may specify either a function that alters how object and\n      // array members are serialized, or an array of strings and numbers that\n      // indicates which properties should be serialized. The optional `width`\n      // argument may be either a string or number that specifies the indentation\n      // level of the output.\n      if (!has(\"json-stringify\")) {\n        // Internal: A map of control characters and their escaped equivalents.\n        var Escapes = {\n          92: \"\\\\\\\\\",\n          34: '\\\\\"',\n          8: \"\\\\b\",\n          12: \"\\\\f\",\n          10: \"\\\\n\",\n          13: \"\\\\r\",\n          9: \"\\\\t\"\n        };\n\n        // Internal: Converts `value` into a zero-padded string such that its\n        // length is at least equal to `width`. The `width` must be <= 6.\n        var leadingZeroes = \"000000\";\n        var toPaddedString = function (width, value) {\n          // The `|| 0` expression is necessary to work around a bug in\n          // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== \"0\"`.\n          return (leadingZeroes + (value || 0)).slice(-width);\n        };\n\n        // Internal: Double-quotes a string `value`, replacing all ASCII control\n        // characters (characters with code unit values between 0 and 31) with\n        // their escaped equivalents. This is an implementation of the\n        // `Quote(value)` operation defined in ES 5.1 section 15.12.3.\n        var unicodePrefix = \"\\\\u00\";\n        var quote = function (value) {\n          var result = '\"', index = 0, length = value.length, useCharIndex = !charIndexBuggy || length > 10;\n          var symbols = useCharIndex && (charIndexBuggy ? value.split(\"\") : value);\n          for (; index < length; index++) {\n            var charCode = value.charCodeAt(index);\n            // If the character is a control character, append its Unicode or\n            // shorthand escape sequence; otherwise, append the character as-is.\n            switch (charCode) {\n              case 8: case 9: case 10: case 12: case 13: case 34: case 92:\n                result += Escapes[charCode];\n                break;\n              default:\n                if (charCode < 32) {\n                  result += unicodePrefix + toPaddedString(2, charCode.toString(16));\n                  break;\n                }\n                result += useCharIndex ? symbols[index] : value.charAt(index);\n            }\n          }\n          return result + '\"';\n        };\n\n        // Internal: Recursively serializes an object. Implements the\n        // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.\n        var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {\n          var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;\n          try {\n            // Necessary for host object support.\n            value = object[property];\n          } catch (exception) {}\n          if (typeof value == \"object\" && value) {\n            className = getClass.call(value);\n            if (className == dateClass && !isProperty.call(value, \"toJSON\")) {\n              if (value > -1 / 0 && value < 1 / 0) {\n                // Dates are serialized according to the `Date#toJSON` method\n                // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15\n                // for the ISO 8601 date time string format.\n                if (getDay) {\n                  // Manually compute the year, month, date, hours, minutes,\n                  // seconds, and milliseconds if the `getUTC*` methods are\n                  // buggy. Adapted from @Yaffle's `date-shim` project.\n                  date = floor(value / 864e5);\n                  for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);\n                  for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);\n                  date = 1 + date - getDay(year, month);\n                  // The `time` value specifies the time within the day (see ES\n                  // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used\n                  // to compute `A modulo B`, as the `%` operator does not\n                  // correspond to the `modulo` operation for negative numbers.\n                  time = (value % 864e5 + 864e5) % 864e5;\n                  // The hours, minutes, seconds, and milliseconds are obtained by\n                  // decomposing the time within the day. See section 15.9.1.10.\n                  hours = floor(time / 36e5) % 24;\n                  minutes = floor(time / 6e4) % 60;\n                  seconds = floor(time / 1e3) % 60;\n                  milliseconds = time % 1e3;\n                } else {\n                  year = value.getUTCFullYear();\n                  month = value.getUTCMonth();\n                  date = value.getUTCDate();\n                  hours = value.getUTCHours();\n                  minutes = value.getUTCMinutes();\n                  seconds = value.getUTCSeconds();\n                  milliseconds = value.getUTCMilliseconds();\n                }\n                // Serialize extended years correctly.\n                value = (year <= 0 || year >= 1e4 ? (year < 0 ? \"-\" : \"+\") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +\n                  \"-\" + toPaddedString(2, month + 1) + \"-\" + toPaddedString(2, date) +\n                  // Months, dates, hours, minutes, and seconds should have two\n                  // digits; milliseconds should have three.\n                  \"T\" + toPaddedString(2, hours) + \":\" + toPaddedString(2, minutes) + \":\" + toPaddedString(2, seconds) +\n                  // Milliseconds are optional in ES 5.0, but required in 5.1.\n                  \".\" + toPaddedString(3, milliseconds) + \"Z\";\n              } else {\n                value = null;\n              }\n            } else if (typeof value.toJSON == \"function\" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, \"toJSON\"))) {\n              // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the\n              // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3\n              // ignores all `toJSON` methods on these objects unless they are\n              // defined directly on an instance.\n              value = value.toJSON(property);\n            }\n          }\n          if (callback) {\n            // If a replacement function was provided, call it to obtain the value\n            // for serialization.\n            value = callback.call(object, property, value);\n          }\n          if (value === null) {\n            return \"null\";\n          }\n          className = getClass.call(value);\n          if (className == booleanClass) {\n            // Booleans are represented literally.\n            return \"\" + value;\n          } else if (className == numberClass) {\n            // JSON numbers must be finite. `Infinity` and `NaN` are serialized as\n            // `\"null\"`.\n            return value > -1 / 0 && value < 1 / 0 ? \"\" + value : \"null\";\n          } else if (className == stringClass) {\n            // Strings are double-quoted and escaped.\n            return quote(\"\" + value);\n          }\n          // Recursively serialize objects and arrays.\n          if (typeof value == \"object\") {\n            // Check for cyclic structures. This is a linear search; performance\n            // is inversely proportional to the number of unique nested objects.\n            for (length = stack.length; length--;) {\n              if (stack[length] === value) {\n                // Cyclic structures cannot be serialized by `JSON.stringify`.\n                throw TypeError();\n              }\n            }\n            // Add the object to the stack of traversed objects.\n            stack.push(value);\n            results = [];\n            // Save the current indentation level and indent one additional level.\n            prefix = indentation;\n            indentation += whitespace;\n            if (className == arrayClass) {\n              // Recursively serialize array elements.\n              for (index = 0, length = value.length; index < length; index++) {\n                element = serialize(index, value, callback, properties, whitespace, indentation, stack);\n                results.push(element === undef ? \"null\" : element);\n              }\n              result = results.length ? (whitespace ? \"[\\n\" + indentation + results.join(\",\\n\" + indentation) + \"\\n\" + prefix + \"]\" : (\"[\" + results.join(\",\") + \"]\")) : \"[]\";\n            } else {\n              // Recursively serialize object members. Members are selected from\n              // either a user-specified list of property names, or the object\n              // itself.\n              forEach(properties || value, function (property) {\n                var element = serialize(property, value, callback, properties, whitespace, indentation, stack);\n                if (element !== undef) {\n                  // According to ES 5.1 section 15.12.3: \"If `gap` {whitespace}\n                  // is not the empty string, let `member` {quote(property) + \":\"}\n                  // be the concatenation of `member` and the `space` character.\"\n                  // The \"`space` character\" refers to the literal space\n                  // character, not the `space` {width} argument provided to\n                  // `JSON.stringify`.\n                  results.push(quote(property) + \":\" + (whitespace ? \" \" : \"\") + element);\n                }\n              });\n              result = results.length ? (whitespace ? \"{\\n\" + indentation + results.join(\",\\n\" + indentation) + \"\\n\" + prefix + \"}\" : (\"{\" + results.join(\",\") + \"}\")) : \"{}\";\n            }\n            // Remove the object from the traversed object stack.\n            stack.pop();\n            return result;\n          }\n        };\n\n        // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.\n        exports.stringify = function (source, filter, width) {\n          var whitespace, callback, properties, className;\n          if (objectTypes[typeof filter] && filter) {\n            if ((className = getClass.call(filter)) == functionClass) {\n              callback = filter;\n            } else if (className == arrayClass) {\n              // Convert the property names array into a makeshift set.\n              properties = {};\n              for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1));\n            }\n          }\n          if (width) {\n            if ((className = getClass.call(width)) == numberClass) {\n              // Convert the `width` to an integer and create a string containing\n              // `width` number of space characters.\n              if ((width -= width % 1) > 0) {\n                for (whitespace = \"\", width > 10 && (width = 10); whitespace.length < width; whitespace += \" \");\n              }\n            } else if (className == stringClass) {\n              whitespace = width.length <= 10 ? width : width.slice(0, 10);\n            }\n          }\n          // Opera <= 7.54u2 discards the values associated with empty string keys\n          // (`\"\"`) only if they are used directly within an object member list\n          // (e.g., `!(\"\" in { \"\": 1})`).\n          return serialize(\"\", (value = {}, value[\"\"] = source, value), callback, properties, whitespace, \"\", []);\n        };\n      }\n\n      // Public: Parses a JSON source string.\n      if (!has(\"json-parse\")) {\n        var fromCharCode = String.fromCharCode;\n\n        // Internal: A map of escaped control characters and their unescaped\n        // equivalents.\n        var Unescapes = {\n          92: \"\\\\\",\n          34: '\"',\n          47: \"/\",\n          98: \"\\b\",\n          116: \"\\t\",\n          110: \"\\n\",\n          102: \"\\f\",\n          114: \"\\r\"\n        };\n\n        // Internal: Stores the parser state.\n        var Index, Source;\n\n        // Internal: Resets the parser state and throws a `SyntaxError`.\n        var abort = function () {\n          Index = Source = null;\n          throw SyntaxError();\n        };\n\n        // Internal: Returns the next token, or `\"$\"` if the parser has reached\n        // the end of the source string. A token may be a string, number, `null`\n        // literal, or Boolean literal.\n        var lex = function () {\n          var source = Source, length = source.length, value, begin, position, isSigned, charCode;\n          while (Index < length) {\n            charCode = source.charCodeAt(Index);\n            switch (charCode) {\n              case 9: case 10: case 13: case 32:\n                // Skip whitespace tokens, including tabs, carriage returns, line\n                // feeds, and space characters.\n                Index++;\n                break;\n              case 123: case 125: case 91: case 93: case 58: case 44:\n                // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at\n                // the current position.\n                value = charIndexBuggy ? source.charAt(Index) : source[Index];\n                Index++;\n                return value;\n              case 34:\n                // `\"` delimits a JSON string; advance to the next character and\n                // begin parsing the string. String tokens are prefixed with the\n                // sentinel `@` character to distinguish them from punctuators and\n                // end-of-string tokens.\n                for (value = \"@\", Index++; Index < length;) {\n                  charCode = source.charCodeAt(Index);\n                  if (charCode < 32) {\n                    // Unescaped ASCII control characters (those with a code unit\n                    // less than the space character) are not permitted.\n                    abort();\n                  } else if (charCode == 92) {\n                    // A reverse solidus (`\\`) marks the beginning of an escaped\n                    // control character (including `\"`, `\\`, and `/`) or Unicode\n                    // escape sequence.\n                    charCode = source.charCodeAt(++Index);\n                    switch (charCode) {\n                      case 92: case 34: case 47: case 98: case 116: case 110: case 102: case 114:\n                        // Revive escaped control characters.\n                        value += Unescapes[charCode];\n                        Index++;\n                        break;\n                      case 117:\n                        // `\\u` marks the beginning of a Unicode escape sequence.\n                        // Advance to the first character and validate the\n                        // four-digit code point.\n                        begin = ++Index;\n                        for (position = Index + 4; Index < position; Index++) {\n                          charCode = source.charCodeAt(Index);\n                          // A valid sequence comprises four hexdigits (case-\n                          // insensitive) that form a single hexadecimal value.\n                          if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {\n                            // Invalid Unicode escape sequence.\n                            abort();\n                          }\n                        }\n                        // Revive the escaped character.\n                        value += fromCharCode(\"0x\" + source.slice(begin, Index));\n                        break;\n                      default:\n                        // Invalid escape sequence.\n                        abort();\n                    }\n                  } else {\n                    if (charCode == 34) {\n                      // An unescaped double-quote character marks the end of the\n                      // string.\n                      break;\n                    }\n                    charCode = source.charCodeAt(Index);\n                    begin = Index;\n                    // Optimize for the common case where a string is valid.\n                    while (charCode >= 32 && charCode != 92 && charCode != 34) {\n                      charCode = source.charCodeAt(++Index);\n                    }\n                    // Append the string as-is.\n                    value += source.slice(begin, Index);\n                  }\n                }\n                if (source.charCodeAt(Index) == 34) {\n                  // Advance to the next character and return the revived string.\n                  Index++;\n                  return value;\n                }\n                // Unterminated string.\n                abort();\n              default:\n                // Parse numbers and literals.\n                begin = Index;\n                // Advance past the negative sign, if one is specified.\n                if (charCode == 45) {\n                  isSigned = true;\n                  charCode = source.charCodeAt(++Index);\n                }\n                // Parse an integer or floating-point value.\n                if (charCode >= 48 && charCode <= 57) {\n                  // Leading zeroes are interpreted as octal literals.\n                  if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {\n                    // Illegal octal literal.\n                    abort();\n                  }\n                  isSigned = false;\n                  // Parse the integer component.\n                  for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++);\n                  // Floats cannot contain a leading decimal point; however, this\n                  // case is already accounted for by the parser.\n                  if (source.charCodeAt(Index) == 46) {\n                    position = ++Index;\n                    // Parse the decimal component.\n                    for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);\n                    if (position == Index) {\n                      // Illegal trailing decimal.\n                      abort();\n                    }\n                    Index = position;\n                  }\n                  // Parse exponents. The `e` denoting the exponent is\n                  // case-insensitive.\n                  charCode = source.charCodeAt(Index);\n                  if (charCode == 101 || charCode == 69) {\n                    charCode = source.charCodeAt(++Index);\n                    // Skip past the sign following the exponent, if one is\n                    // specified.\n                    if (charCode == 43 || charCode == 45) {\n                      Index++;\n                    }\n                    // Parse the exponential component.\n                    for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);\n                    if (position == Index) {\n                      // Illegal empty exponent.\n                      abort();\n                    }\n                    Index = position;\n                  }\n                  // Coerce the parsed value to a JavaScript number.\n                  return +source.slice(begin, Index);\n                }\n                // A negative sign may only precede numbers.\n                if (isSigned) {\n                  abort();\n                }\n                // `true`, `false`, and `null` literals.\n                if (source.slice(Index, Index + 4) == \"true\") {\n                  Index += 4;\n                  return true;\n                } else if (source.slice(Index, Index + 5) == \"false\") {\n                  Index += 5;\n                  return false;\n                } else if (source.slice(Index, Index + 4) == \"null\") {\n                  Index += 4;\n                  return null;\n                }\n                // Unrecognized token.\n                abort();\n            }\n          }\n          // Return the sentinel `$` character if the parser has reached the end\n          // of the source string.\n          return \"$\";\n        };\n\n        // Internal: Parses a JSON `value` token.\n        var get = function (value) {\n          var results, hasMembers;\n          if (value == \"$\") {\n            // Unexpected end of input.\n            abort();\n          }\n          if (typeof value == \"string\") {\n            if ((charIndexBuggy ? value.charAt(0) : value[0]) == \"@\") {\n              // Remove the sentinel `@` character.\n              return value.slice(1);\n            }\n            // Parse object and array literals.\n            if (value == \"[\") {\n              // Parses a JSON array, returning a new JavaScript array.\n              results = [];\n              for (;; hasMembers || (hasMembers = true)) {\n                value = lex();\n                // A closing square bracket marks the end of the array literal.\n                if (value == \"]\") {\n                  break;\n                }\n                // If the array literal contains elements, the current token\n                // should be a comma separating the previous element from the\n                // next.\n                if (hasMembers) {\n                  if (value == \",\") {\n                    value = lex();\n                    if (value == \"]\") {\n                      // Unexpected trailing `,` in array literal.\n                      abort();\n                    }\n                  } else {\n                    // A `,` must separate each array element.\n                    abort();\n                  }\n                }\n                // Elisions and leading commas are not permitted.\n                if (value == \",\") {\n                  abort();\n                }\n                results.push(get(value));\n              }\n              return results;\n            } else if (value == \"{\") {\n              // Parses a JSON object, returning a new JavaScript object.\n              results = {};\n              for (;; hasMembers || (hasMembers = true)) {\n                value = lex();\n                // A closing curly brace marks the end of the object literal.\n                if (value == \"}\") {\n                  break;\n                }\n                // If the object literal contains members, the current token\n                // should be a comma separator.\n                if (hasMembers) {\n                  if (value == \",\") {\n                    value = lex();\n                    if (value == \"}\") {\n                      // Unexpected trailing `,` in object literal.\n                      abort();\n                    }\n                  } else {\n                    // A `,` must separate each object member.\n                    abort();\n                  }\n                }\n                // Leading commas are not permitted, object property names must be\n                // double-quoted strings, and a `:` must separate each property\n                // name and value.\n                if (value == \",\" || typeof value != \"string\" || (charIndexBuggy ? value.charAt(0) : value[0]) != \"@\" || lex() != \":\") {\n                  abort();\n                }\n                results[value.slice(1)] = get(lex());\n              }\n              return results;\n            }\n            // Unexpected token encountered.\n            abort();\n          }\n          return value;\n        };\n\n        // Internal: Updates a traversed object member.\n        var update = function (source, property, callback) {\n          var element = walk(source, property, callback);\n          if (element === undef) {\n            delete source[property];\n          } else {\n            source[property] = element;\n          }\n        };\n\n        // Internal: Recursively traverses a parsed JSON object, invoking the\n        // `callback` function for each value. This is an implementation of the\n        // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.\n        var walk = function (source, property, callback) {\n          var value = source[property], length;\n          if (typeof value == \"object\" && value) {\n            // `forEach` can't be used to traverse an array in Opera <= 8.54\n            // because its `Object#hasOwnProperty` implementation returns `false`\n            // for array indices (e.g., `![1, 2, 3].hasOwnProperty(\"0\")`).\n            if (getClass.call(value) == arrayClass) {\n              for (length = value.length; length--;) {\n                update(value, length, callback);\n              }\n            } else {\n              forEach(value, function (property) {\n                update(value, property, callback);\n              });\n            }\n          }\n          return callback.call(source, property, value);\n        };\n\n        // Public: `JSON.parse`. See ES 5.1 section 15.12.2.\n        exports.parse = function (source, callback) {\n          var result, value;\n          Index = 0;\n          Source = \"\" + source;\n          result = get(lex());\n          // If a JSON string contains multiple tokens, it is invalid.\n          if (lex() != \"$\") {\n            abort();\n          }\n          // Reset the parser state.\n          Index = Source = null;\n          return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[\"\"] = result, value), \"\", callback) : result;\n        };\n      }\n    }\n\n    exports[\"runInContext\"] = runInContext;\n    return exports;\n  }\n\n  if (freeExports && !isLoader) {\n    // Export for CommonJS environments.\n    runInContext(root, freeExports);\n  } else {\n    // Export for web browsers and JavaScript engines.\n    var nativeJSON = root.JSON,\n        previousJSON = root[\"JSON3\"],\n        isRestored = false;\n\n    var JSON3 = runInContext(root, (root[\"JSON3\"] = {\n      // Public: Restores the original value of the global `JSON` object and\n      // returns a reference to the `JSON3` object.\n      \"noConflict\": function () {\n        if (!isRestored) {\n          isRestored = true;\n          root.JSON = nativeJSON;\n          root[\"JSON3\"] = previousJSON;\n          nativeJSON = previousJSON = null;\n        }\n        return JSON3;\n      }\n    }));\n\n    root.JSON = {\n      \"parse\": JSON3.parse,\n      \"stringify\": JSON3.stringify\n    };\n  }\n\n  // Export for asynchronous module loaders.\n  if (isLoader) {\n    define(function () {\n      return JSON3;\n    });\n  }\n}).call(this);\n",
+    "'use strict';\n\nvar has = Object.prototype.hasOwnProperty;\n\n/**\n * Decode a URI encoded string.\n *\n * @param {String} input The URI encoded string.\n * @returns {String} The decoded string.\n * @api private\n */\nfunction decode(input) {\n  return decodeURIComponent(input.replace(/\\+/g, ' '));\n}\n\n/**\n * Simple query string parser.\n *\n * @param {String} query The query string that needs to be parsed.\n * @returns {Object}\n * @api public\n */\nfunction querystring(query) {\n  var parser = /([^=?&]+)=?([^&]*)/g\n    , result = {}\n    , part;\n\n  while (part = parser.exec(query)) {\n    var key = decode(part[1])\n      , value = decode(part[2]);\n\n    //\n    // Prevent overriding of existing properties. This ensures that build-in\n    // methods like `toString` or __proto__ are not overriden by malicious\n    // querystrings.\n    //\n    if (key in result) continue;\n    result[key] = value;\n  }\n\n  return result;\n}\n\n/**\n * Transform a query string to an object.\n *\n * @param {Object} obj Object that should be transformed.\n * @param {String} prefix Optional prefix.\n * @returns {String}\n * @api public\n */\nfunction querystringify(obj, prefix) {\n  prefix = prefix || '';\n\n  var pairs = [];\n\n  //\n  // Optionally prefix with a '?' if needed\n  //\n  if ('string' !== typeof prefix) prefix = '?';\n\n  for (var key in obj) {\n    if (has.call(obj, key)) {\n      pairs.push(encodeURIComponent(key) +'='+ encodeURIComponent(obj[key]));\n    }\n  }\n\n  return pairs.length ? prefix + pairs.join('&') : '';\n}\n\n//\n// Expose the module.\n//\nexports.stringify = querystringify;\nexports.parse = querystring;\n",
+    "'use strict';\n\n/**\n * Check if we're required to add a port number.\n *\n * @see https://url.spec.whatwg.org/#default-port\n * @param {Number|String} port Port number we need to check\n * @param {String} protocol Protocol we need to check against.\n * @returns {Boolean} Is it a default port for the given protocol\n * @api private\n */\nmodule.exports = function required(port, protocol) {\n  protocol = protocol.split(':')[0];\n  port = +port;\n\n  if (!port) return false;\n\n  switch (protocol) {\n    case 'http':\n    case 'ws':\n    return port !== 80;\n\n    case 'https':\n    case 'wss':\n    return port !== 443;\n\n    case 'ftp':\n    return port !== 21;\n\n    case 'gopher':\n    return port !== 70;\n\n    case 'file':\n    return false;\n  }\n\n  return port !== 0;\n};\n",
+    "'use strict';\n\nvar required = require('requires-port')\n  , qs = require('querystringify')\n  , protocolre = /^([a-z][a-z0-9.+-]*:)?(\\/\\/)?([\\S\\s]*)/i\n  , slashes = /^[A-Za-z][A-Za-z0-9+-.]*:\\/\\//;\n\n/**\n * These are the parse rules for the URL parser, it informs the parser\n * about:\n *\n * 0. The char it Needs to parse, if it's a string it should be done using\n *    indexOf, RegExp using exec and NaN means set as current value.\n * 1. The property we should set when parsing this value.\n * 2. Indication if it's backwards or forward parsing, when set as number it's\n *    the value of extra chars that should be split off.\n * 3. Inherit from location if non existing in the parser.\n * 4. `toLowerCase` the resulting value.\n */\nvar rules = [\n  ['#', 'hash'],                        // Extract from the back.\n  ['?', 'query'],                       // Extract from the back.\n  function sanitize(address) {          // Sanitize what is left of the address\n    return address.replace('\\\\', '/');\n  },\n  ['/', 'pathname'],                    // Extract from the back.\n  ['@', 'auth', 1],                     // Extract from the front.\n  [NaN, 'host', undefined, 1, 1],       // Set left over value.\n  [/:(\\d+)$/, 'port', undefined, 1],    // RegExp the back.\n  [NaN, 'hostname', undefined, 1, 1]    // Set left over.\n];\n\n/**\n * These properties should not be copied or inherited from. This is only needed\n * for all non blob URL's as a blob URL does not include a hash, only the\n * origin.\n *\n * @type {Object}\n * @private\n */\nvar ignore = { hash: 1, query: 1 };\n\n/**\n * The location object differs when your code is loaded through a normal page,\n * Worker or through a worker using a blob. And with the blobble begins the\n * trouble as the location object will contain the URL of the blob, not the\n * location of the page where our code is loaded in. The actual origin is\n * encoded in the `pathname` so we can thankfully generate a good \"default\"\n * location from it so we can generate proper relative URL's again.\n *\n * @param {Object|String} loc Optional default location object.\n * @returns {Object} lolcation object.\n * @public\n */\nfunction lolcation(loc) {\n  var location = global && global.location || {};\n  loc = loc || location;\n\n  var finaldestination = {}\n    , type = typeof loc\n    , key;\n\n  if ('blob:' === loc.protocol) {\n    finaldestination = new Url(unescape(loc.pathname), {});\n  } else if ('string' === type) {\n    finaldestination = new Url(loc, {});\n    for (key in ignore) delete finaldestination[key];\n  } else if ('object' === type) {\n    for (key in loc) {\n      if (key in ignore) continue;\n      finaldestination[key] = loc[key];\n    }\n\n    if (finaldestination.slashes === undefined) {\n      finaldestination.slashes = slashes.test(loc.href);\n    }\n  }\n\n  return finaldestination;\n}\n\n/**\n * @typedef ProtocolExtract\n * @type Object\n * @property {String} protocol Protocol matched in the URL, in lowercase.\n * @property {Boolean} slashes `true` if protocol is followed by \"//\", else `false`.\n * @property {String} rest Rest of the URL that is not part of the protocol.\n */\n\n/**\n * Extract protocol information from a URL with/without double slash (\"//\").\n *\n * @param {String} address URL we want to extract from.\n * @return {ProtocolExtract} Extracted information.\n * @private\n */\nfunction extractProtocol(address) {\n  var match = protocolre.exec(address);\n\n  return {\n    protocol: match[1] ? match[1].toLowerCase() : '',\n    slashes: !!match[2],\n    rest: match[3]\n  };\n}\n\n/**\n * Resolve a relative URL pathname against a base URL pathname.\n *\n * @param {String} relative Pathname of the relative URL.\n * @param {String} base Pathname of the base URL.\n * @return {String} Resolved pathname.\n * @private\n */\nfunction resolve(relative, base) {\n  var path = (base || '/').split('/').slice(0, -1).concat(relative.split('/'))\n    , i = path.length\n    , last = path[i - 1]\n    , unshift = false\n    , up = 0;\n\n  while (i--) {\n    if (path[i] === '.') {\n      path.splice(i, 1);\n    } else if (path[i] === '..') {\n      path.splice(i, 1);\n      up++;\n    } else if (up) {\n      if (i === 0) unshift = true;\n      path.splice(i, 1);\n      up--;\n    }\n  }\n\n  if (unshift) path.unshift('');\n  if (last === '.' || last === '..') path.push('');\n\n  return path.join('/');\n}\n\n/**\n * The actual URL instance. Instead of returning an object we've opted-in to\n * create an actual constructor as it's much more memory efficient and\n * faster and it pleases my OCD.\n *\n * It is worth noting that we should not use `URL` as class name to prevent\n * clashes with the global URL instance that got introduced in browsers.\n *\n * @constructor\n * @param {String} address URL we want to parse.\n * @param {Object|String} location Location defaults for relative paths.\n * @param {Boolean|Function} parser Parser for the query string.\n * @private\n */\nfunction Url(address, location, parser) {\n  if (!(this instanceof Url)) {\n    return new Url(address, location, parser);\n  }\n\n  var relative, extracted, parse, instruction, index, key\n    , instructions = rules.slice()\n    , type = typeof location\n    , url = this\n    , i = 0;\n\n  //\n  // The following if statements allows this module two have compatibility with\n  // 2 different API:\n  //\n  // 1. Node.js's `url.parse` api which accepts a URL, boolean as arguments\n  //    where the boolean indicates that the query string should also be parsed.\n  //\n  // 2. The `URL` interface of the browser which accepts a URL, object as\n  //    arguments. The supplied object will be used as default values / fall-back\n  //    for relative paths.\n  //\n  if ('object' !== type && 'string' !== type) {\n    parser = location;\n    location = null;\n  }\n\n  if (parser && 'function' !== typeof parser) parser = qs.parse;\n\n  location = lolcation(location);\n\n  //\n  // Extract protocol information before running the instructions.\n  //\n  extracted = extractProtocol(address || '');\n  relative = !extracted.protocol && !extracted.slashes;\n  url.slashes = extracted.slashes || relative && location.slashes;\n  url.protocol = extracted.protocol || location.protocol || '';\n  address = extracted.rest;\n\n  //\n  // When the authority component is absent the URL starts with a path\n  // component.\n  //\n  if (!extracted.slashes) instructions[3] = [/(.*)/, 'pathname'];\n\n  for (; i < instructions.length; i++) {\n    instruction = instructions[i];\n\n    if (typeof instruction === 'function') {\n      address = instruction(address);\n      continue;\n    }\n\n    parse = instruction[0];\n    key = instruction[1];\n\n    if (parse !== parse) {\n      url[key] = address;\n    } else if ('string' === typeof parse) {\n      if (~(index = address.indexOf(parse))) {\n        if ('number' === typeof instruction[2]) {\n          url[key] = address.slice(0, index);\n          address = address.slice(index + instruction[2]);\n        } else {\n          url[key] = address.slice(index);\n          address = address.slice(0, index);\n        }\n      }\n    } else if ((index = parse.exec(address))) {\n      url[key] = index[1];\n      address = address.slice(0, index.index);\n    }\n\n    url[key] = url[key] || (\n      relative && instruction[3] ? location[key] || '' : ''\n    );\n\n    //\n    // Hostname, host and protocol should be lowercased so they can be used to\n    // create a proper `origin`.\n    //\n    if (instruction[4]) url[key] = url[key].toLowerCase();\n  }\n\n  //\n  // Also parse the supplied query string in to an object. If we're supplied\n  // with a custom parser as function use that instead of the default build-in\n  // parser.\n  //\n  if (parser) url.query = parser(url.query);\n\n  //\n  // If the URL is relative, resolve the pathname against the base URL.\n  //\n  if (\n      relative\n    && location.slashes\n    && url.pathname.charAt(0) !== '/'\n    && (url.pathname !== '' || location.pathname !== '')\n  ) {\n    url.pathname = resolve(url.pathname, location.pathname);\n  }\n\n  //\n  // We should not add port numbers if they are already the default port number\n  // for a given protocol. As the host also contains the port number we're going\n  // override it with the hostname which contains no port number.\n  //\n  if (!required(url.port, url.protocol)) {\n    url.host = url.hostname;\n    url.port = '';\n  }\n\n  //\n  // Parse down the `auth` for the username and password.\n  //\n  url.username = url.password = '';\n  if (url.auth) {\n    instruction = url.auth.split(':');\n    url.username = instruction[0] || '';\n    url.password = instruction[1] || '';\n  }\n\n  url.origin = url.protocol && url.host && url.protocol !== 'file:'\n    ? url.protocol +'//'+ url.host\n    : 'null';\n\n  //\n  // The href is just the compiled result.\n  //\n  url.href = url.toString();\n}\n\n/**\n * This is convenience method for changing properties in the URL instance to\n * insure that they all propagate correctly.\n *\n * @param {String} part          Property we need to adjust.\n * @param {Mixed} value          The newly assigned value.\n * @param {Boolean|Function} fn  When setting the query, it will be the function\n *                               used to parse the query.\n *                               When setting the protocol, double slash will be\n *                               removed from the final url if it is true.\n * @returns {URL} URL instance for chaining.\n * @public\n */\nfunction set(part, value, fn) {\n  var url = this;\n\n  switch (part) {\n    case 'query':\n      if ('string' === typeof value && value.length) {\n        value = (fn || qs.parse)(value);\n      }\n\n      url[part] = value;\n      break;\n\n    case 'port':\n      url[part] = value;\n\n      if (!required(value, url.protocol)) {\n        url.host = url.hostname;\n        url[part] = '';\n      } else if (value) {\n        url.host = url.hostname +':'+ value;\n      }\n\n      break;\n\n    case 'hostname':\n      url[part] = value;\n\n      if (url.port) value += ':'+ url.port;\n      url.host = value;\n      break;\n\n    case 'host':\n      url[part] = value;\n\n      if (/:\\d+$/.test(value)) {\n        value = value.split(':');\n        url.port = value.pop();\n        url.hostname = value.join(':');\n      } else {\n        url.hostname = value;\n        url.port = '';\n      }\n\n      break;\n\n    case 'protocol':\n      url.protocol = value.toLowerCase();\n      url.slashes = !fn;\n      break;\n\n    case 'pathname':\n    case 'hash':\n      if (value) {\n        var char = part === 'pathname' ? '/' : '#';\n        url[part] = value.charAt(0) !== char ? char + value : value;\n      } else {\n        url[part] = value;\n      }\n      break;\n\n    default:\n      url[part] = value;\n  }\n\n  for (var i = 0; i < rules.length; i++) {\n    var ins = rules[i];\n\n    if (ins[4]) url[ins[1]] = url[ins[1]].toLowerCase();\n  }\n\n  url.origin = url.protocol && url.host && url.protocol !== 'file:'\n    ? url.protocol +'//'+ url.host\n    : 'null';\n\n  url.href = url.toString();\n\n  return url;\n}\n\n/**\n * Transform the properties back in to a valid and full URL string.\n *\n * @param {Function} stringify Optional query stringify function.\n * @returns {String} Compiled version of the URL.\n * @public\n */\nfunction toString(stringify) {\n  if (!stringify || 'function' !== typeof stringify) stringify = qs.stringify;\n\n  var query\n    , url = this\n    , protocol = url.protocol;\n\n  if (protocol && protocol.charAt(protocol.length - 1) !== ':') protocol += ':';\n\n  var result = protocol + (url.slashes ? '//' : '');\n\n  if (url.username) {\n    result += url.username;\n    if (url.password) result += ':'+ url.password;\n    result += '@';\n  }\n\n  result += url.host + url.pathname;\n\n  query = 'object' === typeof url.query ? stringify(url.query) : url.query;\n  if (query) result += '?' !== query.charAt(0) ? '?'+ query : query;\n\n  if (url.hash) result += url.hash;\n\n  return result;\n}\n\nUrl.prototype = { set: set, toString: toString };\n\n//\n// Expose the URL parser and some additional properties that might be useful for\n// others or testing.\n//\nUrl.extractProtocol = extractProtocol;\nUrl.location = lolcation;\nUrl.qs = qs;\n\nmodule.exports = Url;\n"
+  ]
+}
\ No newline at end of file
diff --git a/src/main/webapp/static/naranja/sockjs.min.js b/src/main/webapp/static/naranja/sockjs.min.js
new file mode 100644
index 00000000..0acda5a1
--- /dev/null
+++ b/src/main/webapp/static/naranja/sockjs.min.js
@@ -0,0 +1,2852 @@
+/* sockjs-client v1.1.4 | http://sockjs.org | MIT license */
+!
+function(t) {
+    if ("object" == typeof exports && "undefined" != typeof module) module.exports = t();
+    else if ("function" == typeof define && define.amd) define([], t);
+    else {
+        var e;
+        e = "undefined" != typeof window ? window: "undefined" != typeof global ? global: "undefined" != typeof self ? self: this,
+        e.SockJS = t()
+    }
+} (function() {
+    var t;
+    return function t(e, n, r) {
+        function i(s, a) {
+            if (!n[s]) {
+                if (!e[s]) {
+                    var l = "function" == typeof require && require;
+                    if (!a && l) return l(s, !0);
+                    if (o) return o(s, !0);
+                    var u = new Error("Cannot find module '" + s + "'");
+                    throw u.code = "MODULE_NOT_FOUND",
+                    u
+                }
+                var c = n[s] = {
+                    exports: {}
+                };
+                e[s][0].call(c.exports,
+                function(t) {
+                    var n = e[s][1][t];
+                    return i(n || t)
+                },
+                c, c.exports, t, e, n, r)
+            }
+            return n[s].exports
+        }
+        for (var o = "function" == typeof require && require,
+        s = 0; s < r.length; s++) i(r[s]);
+        return i
+    } ({
+        1 : [function(t, e, n) { (function(n) {
+                "use strict";
+                var r = t("./transport-list");
+                e.exports = t("./main")(r),
+                "_sockjs_onload" in n && setTimeout(n._sockjs_onload, 1)
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "./main": 14,
+            "./transport-list": 16
+        }],
+        2 : [function(t, e, n) {
+            "use strict";
+            function r() {
+                o.call(this),
+                this.initEvent("close", !1, !1),
+                this.wasClean = !1,
+                this.code = 0,
+                this.reason = ""
+            }
+            var i = t("inherits"),
+            o = t("./event");
+            i(r, o),
+            e.exports = r
+        },
+        {
+            "./event": 4,
+            "inherits": 54
+        }],
+        3 : [function(t, e, n) {
+            "use strict";
+            function r() {
+                o.call(this)
+            }
+            var i = t("inherits"),
+            o = t("./eventtarget");
+            i(r, o),
+            r.prototype.removeAllListeners = function(t) {
+                t ? delete this._listeners[t] : this._listeners = {}
+            },
+            r.prototype.once = function(t, e) {
+                function n() {
+                    r.removeListener(t, n),
+                    i || (i = !0, e.apply(this, arguments))
+                }
+                var r = this,
+                i = !1;
+                this.on(t, n)
+            },
+            r.prototype.emit = function() {
+                var t = arguments[0],
+                e = this._listeners[t];
+                if (e) {
+                    for (var n = arguments.length,
+                    r = new Array(n - 1), i = 1; i < n; i++) r[i - 1] = arguments[i];
+                    for (var o = 0; o < e.length; o++) e[o].apply(this, r)
+                }
+            },
+            r.prototype.on = r.prototype.addListener = o.prototype.addEventListener,
+            r.prototype.removeListener = o.prototype.removeEventListener,
+            e.exports.EventEmitter = r
+        },
+        {
+            "./eventtarget": 5,
+            "inherits": 54
+        }],
+        4 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                this.type = t
+            }
+            r.prototype.initEvent = function(t, e, n) {
+                return this.type = t,
+                this.bubbles = e,
+                this.cancelable = n,
+                this.timeStamp = +new Date,
+                this
+            },
+            r.prototype.stopPropagation = function() {},
+            r.prototype.preventDefault = function() {},
+            r.CAPTURING_PHASE = 1,
+            r.AT_TARGET = 2,
+            r.BUBBLING_PHASE = 3,
+            e.exports = r
+        },
+        {}],
+        5 : [function(t, e, n) {
+            "use strict";
+            function r() {
+                this._listeners = {}
+            }
+            r.prototype.addEventListener = function(t, e) {
+                t in this._listeners || (this._listeners[t] = []);
+                var n = this._listeners[t]; - 1 === n.indexOf(e) && (n = n.concat([e])),
+                this._listeners[t] = n
+            },
+            r.prototype.removeEventListener = function(t, e) {
+                var n = this._listeners[t];
+                if (n) {
+                    var r = n.indexOf(e);
+                    return - 1 !== r ? void(n.length > 1 ? this._listeners[t] = n.slice(0, r).concat(n.slice(r + 1)) : delete this._listeners[t]) : void 0
+                }
+            },
+            r.prototype.dispatchEvent = function() {
+                var t = arguments[0],
+                e = t.type,
+                n = 1 === arguments.length ? [t] : Array.apply(null, arguments);
+                if (this["on" + e] && this["on" + e].apply(this, n), e in this._listeners) for (var r = this._listeners[e], i = 0; i < r.length; i++) r[i].apply(this, n)
+            },
+            e.exports = r
+        },
+        {}],
+        6 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                o.call(this),
+                this.initEvent("message", !1, !1),
+                this.data = t
+            }
+            var i = t("inherits"),
+            o = t("./event");
+            i(r, o),
+            e.exports = r
+        },
+        {
+            "./event": 4,
+            "inherits": 54
+        }],
+        7 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                this._transport = t,
+                t.on("message", this._transportMessage.bind(this)),
+                t.on("close", this._transportClose.bind(this))
+            }
+            var i = t("json3"),
+            o = t("./utils/iframe");
+            r.prototype._transportClose = function(t, e) {
+                o.postMessage("c", i.stringify([t, e]))
+            },
+            r.prototype._transportMessage = function(t) {
+                o.postMessage("t", t)
+            },
+            r.prototype._send = function(t) {
+                this._transport.send(t)
+            },
+            r.prototype._close = function() {
+                this._transport.close(),
+                this._transport.removeAllListeners()
+            },
+            e.exports = r
+        },
+        {
+            "./utils/iframe": 47,
+            "json3": 55
+        }],
+        8 : [function(t, e, n) {
+            "use strict";
+            var r = t("./utils/url"),
+            i = t("./utils/event"),
+            o = t("json3"),
+            s = t("./facade"),
+            a = t("./info-iframe-receiver"),
+            l = t("./utils/iframe"),
+            u = t("./location");
+            e.exports = function(t, e) {
+                var n = {};
+                e.forEach(function(t) {
+                    t.facadeTransport && (n[t.facadeTransport.transportName] = t.facadeTransport)
+                }),
+                n[a.transportName] = a;
+                var c;
+                t.bootstrap_iframe = function() {
+                    var e;
+                    l.currentWindowId = u.hash.slice(1);
+                    var a = function(i) {
+                        if (i.source === parent && (void 0 === c && (c = i.origin), i.origin === c)) {
+                            var a;
+                            try {
+                                a = o.parse(i.data)
+                            } catch(t) {
+                                return void i.data
+                            }
+                            if (a.windowId === l.currentWindowId) switch (a.type) {
+                            case "s":
+                                var f;
+                                try {
+                                    f = o.parse(a.data)
+                                } catch(t) {
+                                    a.data;
+                                    break
+                                }
+                                var h = f[0],
+                                d = f[1],
+                                p = f[2],
+                                v = f[3];
+                                if (h !== t.version) throw new Error('Incompatible SockJS! Main site uses: "' + h + '", the iframe: "' + t.version + '".');
+                                if (!r.isOriginEqual(p, u.href) || !r.isOriginEqual(v, u.href)) throw new Error("Can't connect to different domain from within an iframe. (" + u.href + ", " + p + ", " + v + ")");
+                                e = new s(new n[d](p, v));
+                                break;
+                            case "m":
+                                e._send(a.data);
+                                break;
+                            case "c":
+                                e && e._close(),
+                                e = null
+                            }
+                        }
+                    };
+                    i.attachEvent("message", a),
+                    l.postMessage("s")
+                }
+            }
+        },
+        {
+            "./facade": 7,
+            "./info-iframe-receiver": 10,
+            "./location": 13,
+            "./utils/event": 46,
+            "./utils/iframe": 47,
+            "./utils/url": 52,
+            "debug": void 0,
+            "json3": 55
+        }],
+        9 : [function(t, e, n) {
+            "use strict";
+            function r(t, e) {
+                i.call(this);
+                var n = this,
+                r = +new Date;
+                this.xo = new e("GET", t),
+                this.xo.once("finish",
+                function(t, e) {
+                    var i, o;
+                    if (200 === t) {
+                        if (o = +new Date - r, e) try {
+                            i = s.parse(e)
+                        } catch(t) {}
+                        a.isObject(i) || (i = {})
+                    }
+                    n.emit("finish", i, o),
+                    n.removeAllListeners()
+                })
+            }
+            var i = t("events").EventEmitter,
+            o = t("inherits"),
+            s = t("json3"),
+            a = t("./utils/object");
+            o(r, i),
+            r.prototype.close = function() {
+                this.removeAllListeners(),
+                this.xo.close()
+            },
+            e.exports = r
+        },
+        {
+            "./utils/object": 49,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54,
+            "json3": 55
+        }],
+        10 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                var e = this;
+                o.call(this),
+                this.ir = new l(t, a),
+                this.ir.once("finish",
+                function(t, n) {
+                    e.ir = null,
+                    e.emit("message", s.stringify([t, n]))
+                })
+            }
+            var i = t("inherits"),
+            o = t("events").EventEmitter,
+            s = t("json3"),
+            a = t("./transport/sender/xhr-local"),
+            l = t("./info-ajax");
+            i(r, o),
+            r.transportName = "iframe-info-receiver",
+            r.prototype.close = function() {
+                this.ir && (this.ir.close(), this.ir = null),
+                this.removeAllListeners()
+            },
+            e.exports = r
+        },
+        {
+            "./info-ajax": 9,
+            "./transport/sender/xhr-local": 37,
+            "events": 3,
+            "inherits": 54,
+            "json3": 55
+        }],
+        11 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t, e) {
+                    var r = this;
+                    i.call(this);
+                    var o = function() {
+                        var n = r.ifr = new l(u.transportName, e, t);
+                        n.once("message",
+                        function(t) {
+                            if (t) {
+                                var e;
+                                try {
+                                    e = s.parse(t)
+                                } catch(t) {
+                                    return r.emit("finish"),
+                                    void r.close()
+                                }
+                                var n = e[0],
+                                i = e[1];
+                                r.emit("finish", n, i)
+                            }
+                            r.close()
+                        }),
+                        n.once("close",
+                        function() {
+                            r.emit("finish"),
+                            r.close()
+                        })
+                    };
+                    n.document.body ? o() : a.attachEvent("load", o)
+                }
+                var i = t("events").EventEmitter,
+                o = t("inherits"),
+                s = t("json3"),
+                a = t("./utils/event"),
+                l = t("./transport/iframe"),
+                u = t("./info-iframe-receiver");
+                o(r, i),
+                r.enabled = function() {
+                    return l.enabled()
+                },
+                r.prototype.close = function() {
+                    this.ifr && this.ifr.close(),
+                    this.removeAllListeners(),
+                    this.ifr = null
+                },
+                e.exports = r
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "./info-iframe-receiver": 10,
+            "./transport/iframe": 22,
+            "./utils/event": 46,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54,
+            "json3": 55
+        }],
+        12 : [function(t, e, n) {
+            "use strict";
+            function r(t, e) {
+                var n = this;
+                i.call(this),
+                setTimeout(function() {
+                    n.doXhr(t, e)
+                },
+                0)
+            }
+            var i = t("events").EventEmitter,
+            o = t("inherits"),
+            s = t("./utils/url"),
+            a = t("./transport/sender/xdr"),
+            l = t("./transport/sender/xhr-cors"),
+            u = t("./transport/sender/xhr-local"),
+            c = t("./transport/sender/xhr-fake"),
+            f = t("./info-iframe"),
+            h = t("./info-ajax");
+            o(r, i),
+            r._getReceiver = function(t, e, n) {
+                return n.sameOrigin ? new h(e, u) : l.enabled ? new h(e, l) : a.enabled && n.sameScheme ? new h(e, a) : f.enabled() ? new f(t, e) : new h(e, c)
+            },
+            r.prototype.doXhr = function(t, e) {
+                var n = this,
+                i = s.addPath(t, "/info");
+                this.xo = r._getReceiver(t, i, e),
+                this.timeoutRef = setTimeout(function() {
+                    n._cleanup(!1),
+                    n.emit("finish")
+                },
+                r.timeout),
+                this.xo.once("finish",
+                function(t, e) {
+                    n._cleanup(!0),
+                    n.emit("finish", t, e)
+                })
+            },
+            r.prototype._cleanup = function(t) {
+                clearTimeout(this.timeoutRef),
+                this.timeoutRef = null,
+                !t && this.xo && this.xo.close(),
+                this.xo = null
+            },
+            r.prototype.close = function() {
+                this.removeAllListeners(),
+                this._cleanup(!1)
+            },
+            r.timeout = 8e3,
+            e.exports = r
+        },
+        {
+            "./info-ajax": 9,
+            "./info-iframe": 11,
+            "./transport/sender/xdr": 34,
+            "./transport/sender/xhr-cors": 35,
+            "./transport/sender/xhr-fake": 36,
+            "./transport/sender/xhr-local": 37,
+            "./utils/url": 52,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        13 : [function(t, e, n) { (function(t) {
+                "use strict";
+                e.exports = t.location || {
+                    origin: "http://localhost:80",
+                    protocol: "http",
+                    host: "localhost",
+                    port: 80,
+                    href: "http://localhost/",
+                    hash: ""
+                }
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {}],
+        14 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t, e, n) {
+                    if (! (this instanceof r)) return new r(t, e, n);
+                    if (arguments.length < 1) throw new TypeError("Failed to construct 'SockJS: 1 argument required, but only 0 present");
+                    y.call(this),
+                    this.readyState = r.CONNECTING,
+                    this.extensions = "",
+                    this.protocol = "",
+                    n = n || {},
+                    n.protocols_whitelist && m.warn("'protocols_whitelist' is DEPRECATED. Use 'transports' instead."),
+                    this._transportsWhitelist = n.transports,
+                    this._transportOptions = n.transportOptions || {};
+                    var i = n.sessionId || 8;
+                    if ("function" == typeof i) this._generateSessionId = i;
+                    else {
+                        if ("number" != typeof i) throw new TypeError("If sessionId is used in the options, it needs to be a number or a function.");
+                        this._generateSessionId = function() {
+                            return u.string(i)
+                        }
+                    }
+                    this._server = n.server || u.numberString(1e3);
+                    var o = new s(t);
+                    if (!o.host || !o.protocol) throw new SyntaxError("The URL '" + t + "' is invalid");
+                    if (o.hash) throw new SyntaxError("The URL must not contain a fragment");
+                    if ("http:" !== o.protocol && "https:" !== o.protocol) throw new SyntaxError("The URL's scheme must be either 'http:' or 'https:'. '" + o.protocol + "' is not allowed.");
+                    var a = "https:" === o.protocol;
+                    if ("https" === g.protocol && !a) throw new Error("SecurityError: An insecure SockJS connection may not be initiated from a page loaded over HTTPS");
+                    e ? Array.isArray(e) || (e = [e]) : e = [];
+                    var l = e.sort();
+                    l.forEach(function(t, e) {
+                        if (!t) throw new SyntaxError("The protocols entry '" + t + "' is invalid.");
+                        if (e < l.length - 1 && t === l[e + 1]) throw new SyntaxError("The protocols entry '" + t + "' is duplicated.")
+                    });
+                    var c = f.getOrigin(g.href);
+                    this._origin = c ? c.toLowerCase() : null,
+                    o.set("pathname", o.pathname.replace(/\/+$/, "")),
+                    this.url = o.href,
+                    this.url,
+                    this._urlInfo = {
+                        nullOrigin: !v.hasDomain(),
+                        sameOrigin: f.isOriginEqual(this.url, g.href),
+                        sameScheme: f.isSchemeEqual(this.url, g.href)
+                    },
+                    this._ir = new _(this.url, this._urlInfo),
+                    this._ir.once("finish", this._receiveInfo.bind(this))
+                }
+                function i(t) {
+                    return 1e3 === t || t >= 3e3 && t <= 4999
+                }
+                t("./shims");
+                var o, s = t("url-parse"),
+                a = t("inherits"),
+                l = t("json3"),
+                u = t("./utils/random"),
+                c = t("./utils/escape"),
+                f = t("./utils/url"),
+                h = t("./utils/event"),
+                d = t("./utils/transport"),
+                p = t("./utils/object"),
+                v = t("./utils/browser"),
+                m = t("./utils/log"),
+                b = t("./event/event"),
+                y = t("./event/eventtarget"),
+                g = t("./location"),
+                w = t("./event/close"),
+                x = t("./event/trans-message"),
+                _ = t("./info-receiver");
+                a(r, y),
+                r.prototype.close = function(t, e) {
+                    if (t && !i(t)) throw new Error("InvalidAccessError: Invalid code");
+                    if (e && e.length > 123) throw new SyntaxError("reason argument has an invalid length");
+                    if (this.readyState !== r.CLOSING && this.readyState !== r.CLOSED) {
+                        this._close(t || 1e3, e || "Normal closure", !0)
+                    }
+                },
+                r.prototype.send = function(t) {
+                    if ("string" != typeof t && (t = "" + t), this.readyState === r.CONNECTING) throw new Error("InvalidStateError: The connection has not been established yet");
+                    this.readyState === r.OPEN && this._transport.send(c.quote(t))
+                },
+                r.version = t("./version"),
+                r.CONNECTING = 0,
+                r.OPEN = 1,
+                r.CLOSING = 2,
+                r.CLOSED = 3,
+                r.prototype._receiveInfo = function(t, e) {
+                    if (this._ir = null, !t) return void this._close(1002, "Cannot connect to server");
+                    this._rto = this.countRTO(e),
+                    this._transUrl = t.base_url ? t.base_url: this.url,
+                    t = p.extend(t, this._urlInfo);
+                    var n = o.filterToEnabled(this._transportsWhitelist, t);
+                    this._transports = n.main,
+                    this._transports.length,
+                    this._connect()
+                },
+                r.prototype._connect = function() {
+                    for (var t = this._transports.shift(); t; t = this._transports.shift()) {
+                        if (t.transportName, t.needBody && (!n.document.body || void 0 !== n.document.readyState && "complete" !== n.document.readyState && "interactive" !== n.document.readyState)) return this._transports.unshift(t),
+                        void h.attachEvent("load", this._connect.bind(this));
+                        var e = this._rto * t.roundTrips || 5e3;
+                        this._transportTimeoutId = setTimeout(this._transportTimeout.bind(this), e);
+                        var r = f.addPath(this._transUrl, "/" + this._server + "/" + this._generateSessionId()),
+                        i = this._transportOptions[t.transportName],
+                        o = new t(r, this._transUrl, i);
+                        return o.on("message", this._transportMessage.bind(this)),
+                        o.once("close", this._transportClose.bind(this)),
+                        o.transportName = t.transportName,
+                        void(this._transport = o)
+                    }
+                    this._close(2e3, "All transports failed", !1)
+                },
+                r.prototype._transportTimeout = function() {
+                    this.readyState === r.CONNECTING && this._transportClose(2007, "Transport timed out")
+                },
+                r.prototype._transportMessage = function(t) {
+                    var e, n = this,
+                    r = t.slice(0, 1),
+                    i = t.slice(1);
+                    switch (r) {
+                    case "o":
+                        return void this._open();
+                    case "h":
+                        return this.dispatchEvent(new b("heartbeat")),
+                        void this.transport
+                    }
+                    if (i) try {
+                        e = l.parse(i)
+                    } catch(t) {}
+                    if (void 0 !== e) switch (r) {
+                    case "a":
+                        Array.isArray(e) && e.forEach(function(t) {
+                            n.transport,
+                            n.dispatchEvent(new x(t))
+                        });
+                        break;
+                    case "m":
+                        this.transport,
+                        this.dispatchEvent(new x(e));
+                        break;
+                    case "c":
+                        Array.isArray(e) && 2 === e.length && this._close(e[0], e[1], !0)
+                    }
+                },
+                r.prototype._transportClose = function(t, e) {
+                    if (this.transport, this._transport && (this._transport.removeAllListeners(), this._transport = null, this.transport = null), !i(t) && 2e3 !== t && this.readyState === r.CONNECTING) return void this._connect();
+                    this._close(t, e)
+                },
+                r.prototype._open = function() {
+                    this._transport.transportName,
+                    this.readyState,
+                    this.readyState === r.CONNECTING ? (this._transportTimeoutId && (clearTimeout(this._transportTimeoutId), this._transportTimeoutId = null), this.readyState = r.OPEN, this.transport = this._transport.transportName, this.dispatchEvent(new b("open")), this.transport) : this._close(1006, "Server lost session")
+                },
+                r.prototype._close = function(t, e, n) {
+                    this.transport,
+                    this.readyState;
+                    var i = !1;
+                    if (this._ir && (i = !0, this._ir.close(), this._ir = null), this._transport && (this._transport.close(), this._transport = null, this.transport = null), this.readyState === r.CLOSED) throw new Error("InvalidStateError: SockJS has already been closed");
+                    this.readyState = r.CLOSING,
+                    setTimeout(function() {
+                        this.readyState = r.CLOSED,
+                        i && this.dispatchEvent(new b("error"));
+                        var o = new w("close");
+                        o.wasClean = n || !1,
+                        o.code = t || 1e3,
+                        o.reason = e,
+                        this.dispatchEvent(o),
+                        this.onmessage = this.onclose = this.onerror = null
+                    }.bind(this), 0)
+                },
+                r.prototype.countRTO = function(t) {
+                    return t > 100 ? 4 * t: 300 + t
+                },
+                e.exports = function(e) {
+                    return o = d(e),
+                    t("./iframe-bootstrap")(r, e),
+                    r
+                }
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "./event/close": 2,
+            "./event/event": 4,
+            "./event/eventtarget": 5,
+            "./event/trans-message": 6,
+            "./iframe-bootstrap": 8,
+            "./info-receiver": 12,
+            "./location": 13,
+            "./shims": 15,
+            "./utils/browser": 44,
+            "./utils/escape": 45,
+            "./utils/event": 46,
+            "./utils/log": 48,
+            "./utils/object": 49,
+            "./utils/random": 50,
+            "./utils/transport": 51,
+            "./utils/url": 52,
+            "./version": 53,
+            "debug": void 0,
+            "inherits": 54,
+            "json3": 55,
+            "url-parse": 58
+        }],
+        15 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                var e = +t;
+                return e !== e ? e = 0 : 0 !== e && e !== 1 / 0 && e !== -1 / 0 && (e = (e > 0 || -1) * Math.floor(Math.abs(e))),
+                e
+            }
+            function i(t) {
+                return t >>> 0
+            }
+            function o() {}
+            var s, a = Array.prototype,
+            l = Object.prototype,
+            u = Function.prototype,
+            c = String.prototype,
+            f = a.slice,
+            h = l.toString,
+            d = function(t) {
+                return "[object Function]" === l.toString.call(t)
+            },
+            p = function(t) {
+                return "[object Array]" === h.call(t)
+            },
+            v = function(t) {
+                return "[object String]" === h.call(t)
+            },
+            m = Object.defineProperty &&
+            function() {
+                try {
+                    return Object.defineProperty({},
+                    "x", {}),
+                    !0
+                } catch(t) {
+                    return ! 1
+                }
+            } ();
+            s = m ?
+            function(t, e, n, r) { ! r && e in t || Object.defineProperty(t, e, {
+                    configurable: !0,
+                    enumerable: !1,
+                    writable: !0,
+                    value: n
+                })
+            }: function(t, e, n, r) { ! r && e in t || (t[e] = n)
+            };
+            var b = function(t, e, n) {
+                for (var r in e) l.hasOwnProperty.call(e, r) && s(t, r, e[r], n)
+            },
+            y = function(t) {
+                if (null == t) throw new TypeError("can't convert " + t + " to object");
+                return Object(t)
+            };
+            b(u, {
+                bind: function(t) {
+                    var e = this;
+                    if (!d(e)) throw new TypeError("Function.prototype.bind called on incompatible " + e);
+                    for (var n = f.call(arguments, 1), r = function() {
+                        if (this instanceof l) {
+                            var r = e.apply(this, n.concat(f.call(arguments)));
+                            return Object(r) === r ? r: this
+                        }
+                        return e.apply(t, n.concat(f.call(arguments)))
+                    },
+                    i = Math.max(0, e.length - n.length), s = [], a = 0; a < i; a++) s.push("$" + a);
+                    var l = Function("binder", "return function (" + s.join(",") + "){ return binder.apply(this, arguments); }")(r);
+                    return e.prototype && (o.prototype = e.prototype, l.prototype = new o, o.prototype = null),
+                    l
+                }
+            }),
+            b(Array, {
+                isArray: p
+            });
+            var g = Object("a"),
+            w = "a" !== g[0] || !(0 in g);
+            b(a, {
+                forEach: function(t) {
+                    var e = y(this),
+                    n = w && v(this) ? this.split("") : e,
+                    r = arguments[1],
+                    i = -1,
+                    o = n.length >>> 0;
+                    if (!d(t)) throw new TypeError;
+                    for (; ++i < o;) i in n && t.call(r, n[i], i, e)
+                }
+            },
+            !
+            function(t) {
+                var e = !0,
+                n = !0;
+                return t && (t.call("foo",
+                function(t, n, r) {
+                    "object" != typeof r && (e = !1)
+                }), t.call([1],
+                function() {
+                    n = "string" == typeof this
+                },
+                "x")),
+                !!t && e && n
+            } (a.forEach));
+            var x = Array.prototype.indexOf && -1 !== [0, 1].indexOf(1, 2);
+            b(a, {
+                indexOf: function(t) {
+                    var e = w && v(this) ? this.split("") : y(this),
+                    n = e.length >>> 0;
+                    if (!n) return - 1;
+                    var i = 0;
+                    for (arguments.length > 1 && (i = r(arguments[1])), i = i >= 0 ? i: Math.max(0, n + i); i < n; i++) if (i in e && e[i] === t) return i;
+                    return - 1
+                }
+            },
+            x);
+            var _ = c.split;
+            2 !== "ab".split(/(?:ab)*/).length || 4 !== ".".split(/(.?)(.?)/).length || "t" === "tesst".split(/(s)*/)[1] || 4 !== "test".split(/(?:)/, -1).length || "".split(/.?/).length || ".".split(/()()/).length > 1 ?
+            function() {
+                var t = void 0 === /()??/.exec("")[1];
+                c.split = function(e, n) {
+                    var r = this;
+                    if (void 0 === e && 0 === n) return [];
+                    if ("[object RegExp]" !== h.call(e)) return _.call(this, e, n);
+                    var o, s, l, u, c = [],
+                    f = (e.ignoreCase ? "i": "") + (e.multiline ? "m": "") + (e.extended ? "x": "") + (e.sticky ? "y": ""),
+                    d = 0;
+                    for (e = new RegExp(e.source, f + "g"), r += "", t || (o = new RegExp("^" + e.source + "$(?!\\s)", f)), n = void 0 === n ? -1 >>> 0 : i(n); (s = e.exec(r)) && !((l = s.index + s[0].length) > d && (c.push(r.slice(d, s.index)), !t && s.length > 1 && s[0].replace(o,
+                    function() {
+                        for (var t = 1; t < arguments.length - 2; t++) void 0 === arguments[t] && (s[t] = void 0)
+                    }), s.length > 1 && s.index < r.length && a.push.apply(c, s.slice(1)), u = s[0].length, d = l, c.length >= n));) e.lastIndex === s.index && e.lastIndex++;
+                    return d === r.length ? !u && e.test("") || c.push("") : c.push(r.slice(d)),
+                    c.length > n ? c.slice(0, n) : c
+                }
+            } () : "0".split(void 0, 0).length && (c.split = function(t, e) {
+                return void 0 === t && 0 === e ? [] : _.call(this, t, e)
+            });
+            var E = c.substr,
+            j = "".substr && "b" !== "0b".substr( - 1);
+            b(c, {
+                substr: function(t, e) {
+                    return E.call(this, t < 0 && (t = this.length + t) < 0 ? 0 : t, e)
+                }
+            },
+            j)
+        },
+        {}],
+        16 : [function(t, e, n) {
+            "use strict";
+            e.exports = [t("./transport/websocket"), t("./transport/xhr-streaming"), t("./transport/xdr-streaming"), t("./transport/eventsource"), t("./transport/lib/iframe-wrap")(t("./transport/eventsource")), t("./transport/htmlfile"), t("./transport/lib/iframe-wrap")(t("./transport/htmlfile")), t("./transport/xhr-polling"), t("./transport/xdr-polling"), t("./transport/lib/iframe-wrap")(t("./transport/xhr-polling")), t("./transport/jsonp-polling")]
+        },
+        {
+            "./transport/eventsource": 20,
+            "./transport/htmlfile": 21,
+            "./transport/jsonp-polling": 23,
+            "./transport/lib/iframe-wrap": 26,
+            "./transport/websocket": 38,
+            "./transport/xdr-polling": 39,
+            "./transport/xdr-streaming": 40,
+            "./transport/xhr-polling": 41,
+            "./transport/xhr-streaming": 42
+        }],
+        17 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t, e, n, r) {
+                    var o = this;
+                    i.call(this),
+                    setTimeout(function() {
+                        o._start(t, e, n, r)
+                    },
+                    0)
+                }
+                var i = t("events").EventEmitter,
+                o = t("inherits"),
+                s = t("../../utils/event"),
+                a = t("../../utils/url"),
+                l = n.XMLHttpRequest;
+                o(r, i),
+                r.prototype._start = function(t, e, n, i) {
+                    var o = this;
+                    try {
+                        this.xhr = new l
+                    } catch(t) {}
+                    if (!this.xhr) return this.emit("finish", 0, "no xhr support"),
+                    void this._cleanup();
+                    e = a.addQuery(e, "t=" + +new Date),
+                    this.unloadRef = s.unloadAdd(function() {
+                        o._cleanup(!0)
+                    });
+                    try {
+                        this.xhr.open(t, e, !0),
+                        this.timeout && "timeout" in this.xhr && (this.xhr.timeout = this.timeout, this.xhr.ontimeout = function() {
+                            o.emit("finish", 0, ""),
+                            o._cleanup(!1)
+                        })
+                    } catch(t) {
+                        return this.emit("finish", 0, ""),
+                        void this._cleanup(!1)
+                    }
+                    if (i && i.noCredentials || !r.supportsCORS || (this.xhr.withCredentials = "true"), i && i.headers) for (var u in i.headers) this.xhr.setRequestHeader(u, i.headers[u]);
+                    this.xhr.onreadystatechange = function() {
+                        if (o.xhr) {
+                            var t, e, n = o.xhr;
+                            switch (n.readyState, n.readyState) {
+                            case 3:
+                                try {
+                                    e = n.status,
+                                    t = n.responseText
+                                } catch(t) {}
+                                1223 === e && (e = 204),
+                                200 === e && t && t.length > 0 && o.emit("chunk", e, t);
+                                break;
+                            case 4:
+                                e = n.status,
+                                1223 === e && (e = 204),
+                                12005 !== e && 12029 !== e || (e = 0),
+                                n.responseText,
+                                o.emit("finish", e, n.responseText),
+                                o._cleanup(!1)
+                            }
+                        }
+                    };
+                    try {
+                        o.xhr.send(n)
+                    } catch(t) {
+                        o.emit("finish", 0, ""),
+                        o._cleanup(!1)
+                    }
+                },
+                r.prototype._cleanup = function(t) {
+                    if (this.xhr) {
+                        if (this.removeAllListeners(), s.unloadDel(this.unloadRef), this.xhr.onreadystatechange = function() {},
+                        this.xhr.ontimeout && (this.xhr.ontimeout = null), t) try {
+                            this.xhr.abort()
+                        } catch(t) {}
+                        this.unloadRef = this.xhr = null
+                    }
+                },
+                r.prototype.close = function() {
+                    this._cleanup(!0)
+                },
+                r.enabled = !!l;
+                var u = ["Active"].concat("Object").join("X"); ! r.enabled && u in n && (l = function() {
+                    try {
+                        return new n[u]("Microsoft.XMLHTTP")
+                    } catch(t) {
+                        return null
+                    }
+                },
+                r.enabled = !!new l);
+                var c = !1;
+                try {
+                    c = "withCredentials" in new l
+                } catch(t) {}
+                r.supportsCORS = c,
+                e.exports = r
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "../../utils/event": 46,
+            "../../utils/url": 52,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        18 : [function(t, e, n) { (function(t) {
+                e.exports = t.EventSource
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {}],
+        19 : [function(t, e, n) { (function(t) {
+                "use strict";
+                var n = t.WebSocket || t.MozWebSocket;
+                e.exports = n ?
+                function(t) {
+                    return new n(t)
+                }: void 0
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {}],
+        20 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                if (!r.enabled()) throw new Error("Transport created when disabled");
+                o.call(this, t, "/eventsource", s, a)
+            }
+            var i = t("inherits"),
+            o = t("./lib/ajax-based"),
+            s = t("./receiver/eventsource"),
+            a = t("./sender/xhr-cors"),
+            l = t("eventsource");
+            i(r, o),
+            r.enabled = function() {
+                return !! l
+            },
+            r.transportName = "eventsource",
+            r.roundTrips = 2,
+            e.exports = r
+        },
+        {
+            "./lib/ajax-based": 24,
+            "./receiver/eventsource": 29,
+            "./sender/xhr-cors": 35,
+            "eventsource": 18,
+            "inherits": 54
+        }],
+        21 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                if (!o.enabled) throw new Error("Transport created when disabled");
+                a.call(this, t, "/htmlfile", o, s)
+            }
+            var i = t("inherits"),
+            o = t("./receiver/htmlfile"),
+            s = t("./sender/xhr-local"),
+            a = t("./lib/ajax-based");
+            i(r, a),
+            r.enabled = function(t) {
+                return o.enabled && t.sameOrigin
+            },
+            r.transportName = "htmlfile",
+            r.roundTrips = 2,
+            e.exports = r
+        },
+        {
+            "./lib/ajax-based": 24,
+            "./receiver/htmlfile": 30,
+            "./sender/xhr-local": 37,
+            "inherits": 54
+        }],
+        22 : [function(t, e, n) {
+            "use strict";
+            function r(t, e, n) {
+                if (!r.enabled()) throw new Error("Transport created when disabled");
+                s.call(this);
+                var i = this;
+                this.origin = l.getOrigin(n),
+                this.baseUrl = n,
+                this.transUrl = e,
+                this.transport = t,
+                this.windowId = f.string(8);
+                var o = l.addPath(n, "/iframe.html") + "#" + this.windowId;
+                this.iframeObj = u.createIframe(o,
+                function(t) {
+                    i.emit("close", 1006, "Unable to load an iframe (" + t + ")"),
+                    i.close()
+                }),
+                this.onmessageCallback = this._message.bind(this),
+                c.attachEvent("message", this.onmessageCallback)
+            }
+            var i = t("inherits"),
+            o = t("json3"),
+            s = t("events").EventEmitter,
+            a = t("../version"),
+            l = t("../utils/url"),
+            u = t("../utils/iframe"),
+            c = t("../utils/event"),
+            f = t("../utils/random");
+            i(r, s),
+            r.prototype.close = function() {
+                if (this.removeAllListeners(), this.iframeObj) {
+                    c.detachEvent("message", this.onmessageCallback);
+                    try {
+                        this.postMessage("c")
+                    } catch(t) {}
+                    this.iframeObj.cleanup(),
+                    this.iframeObj = null,
+                    this.onmessageCallback = this.iframeObj = null
+                }
+            },
+            r.prototype._message = function(t) {
+                if (t.data, !l.isOriginEqual(t.origin, this.origin)) return t.origin,
+                void this.origin;
+                var e;
+                try {
+                    e = o.parse(t.data)
+                } catch(e) {
+                    return void t.data
+                }
+                if (e.windowId !== this.windowId) return e.windowId,
+                void this.windowId;
+                switch (e.type) {
+                case "s":
+                    this.iframeObj.loaded(),
+                    this.postMessage("s", o.stringify([a, this.transport, this.transUrl, this.baseUrl]));
+                    break;
+                case "t":
+                    this.emit("message", e.data);
+                    break;
+                case "c":
+                    var n;
+                    try {
+                        n = o.parse(e.data)
+                    } catch(t) {
+                        return void e.data
+                    }
+                    this.emit("close", n[0], n[1]),
+                    this.close()
+                }
+            },
+            r.prototype.postMessage = function(t, e) {
+                this.iframeObj.post(o.stringify({
+                    windowId: this.windowId,
+                    type: t,
+                    data: e || ""
+                }), this.origin)
+            },
+            r.prototype.send = function(t) {
+                this.postMessage("m", t)
+            },
+            r.enabled = function() {
+                return u.iframeEnabled
+            },
+            r.transportName = "iframe",
+            r.roundTrips = 2,
+            e.exports = r
+        },
+        {
+            "../utils/event": 46,
+            "../utils/iframe": 47,
+            "../utils/random": 50,
+            "../utils/url": 52,
+            "../version": 53,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54,
+            "json3": 55
+        }],
+        23 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t) {
+                    if (!r.enabled()) throw new Error("Transport created when disabled");
+                    o.call(this, t, "/jsonp", a, s)
+                }
+                var i = t("inherits"),
+                o = t("./lib/sender-receiver"),
+                s = t("./receiver/jsonp"),
+                a = t("./sender/jsonp");
+                i(r, o),
+                r.enabled = function() {
+                    return !! n.document
+                },
+                r.transportName = "jsonp-polling",
+                r.roundTrips = 1,
+                r.needBody = !0,
+                e.exports = r
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "./lib/sender-receiver": 28,
+            "./receiver/jsonp": 31,
+            "./sender/jsonp": 33,
+            "inherits": 54
+        }],
+        24 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                return function(e, n, r) {
+                    var i = {};
+                    "string" == typeof n && (i.headers = {
+                        "Content-type": "text/plain"
+                    });
+                    var o = s.addPath(e, "/xhr_send"),
+                    a = new t("POST", o, n, i);
+                    return a.once("finish",
+                    function(t) {
+                        if (a = null, 200 !== t && 204 !== t) return r(new Error("http status " + t));
+                        r()
+                    }),
+                    function() {
+                        a.close(),
+                        a = null;
+                        var t = new Error("Aborted");
+                        t.code = 1e3,
+                        r(t)
+                    }
+                }
+            }
+            function i(t, e, n, i) {
+                a.call(this, t, e, r(i), n, i)
+            }
+            var o = t("inherits"),
+            s = t("../../utils/url"),
+            a = t("./sender-receiver");
+            o(i, a),
+            e.exports = i
+        },
+        {
+            "../../utils/url": 52,
+            "./sender-receiver": 28,
+            "debug": void 0,
+            "inherits": 54
+        }],
+        25 : [function(t, e, n) {
+            "use strict";
+            function r(t, e) {
+                o.call(this),
+                this.sendBuffer = [],
+                this.sender = e,
+                this.url = t
+            }
+            var i = t("inherits"),
+            o = t("events").EventEmitter;
+            i(r, o),
+            r.prototype.send = function(t) {
+                this.sendBuffer.push(t),
+                this.sendStop || this.sendSchedule()
+            },
+            r.prototype.sendScheduleWait = function() {
+                var t, e = this;
+                this.sendStop = function() {
+                    e.sendStop = null,
+                    clearTimeout(t)
+                },
+                t = setTimeout(function() {
+                    e.sendStop = null,
+                    e.sendSchedule()
+                },
+                25)
+            },
+            r.prototype.sendSchedule = function() {
+                this.sendBuffer.length;
+                var t = this;
+                if (this.sendBuffer.length > 0) {
+                    var e = "[" + this.sendBuffer.join(",") + "]";
+                    this.sendStop = this.sender(this.url, e,
+                    function(e) {
+                        t.sendStop = null,
+                        e ? (t.emit("close", e.code || 1006, "Sending error: " + e), t.close()) : t.sendScheduleWait()
+                    }),
+                    this.sendBuffer = []
+                }
+            },
+            r.prototype._cleanup = function() {
+                this.removeAllListeners()
+            },
+            r.prototype.close = function() {
+                this._cleanup(),
+                this.sendStop && (this.sendStop(), this.sendStop = null)
+            },
+            e.exports = r
+        },
+        {
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        26 : [function(t, e, n) { (function(n) {
+                "use strict";
+                var r = t("inherits"),
+                i = t("../iframe"),
+                o = t("../../utils/object");
+                e.exports = function(t) {
+                    function e(e, n) {
+                        i.call(this, t.transportName, e, n)
+                    }
+                    return r(e, i),
+                    e.enabled = function(e, r) {
+                        if (!n.document) return ! 1;
+                        var s = o.extend({},
+                        r);
+                        return s.sameOrigin = !0,
+                        t.enabled(s) && i.enabled()
+                    },
+                    e.transportName = "iframe-" + t.transportName,
+                    e.needBody = !0,
+                    e.roundTrips = i.roundTrips + t.roundTrips - 1,
+                    e.facadeTransport = t,
+                    e
+                }
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "../../utils/object": 49,
+            "../iframe": 22,
+            "inherits": 54
+        }],
+        27 : [function(t, e, n) {
+            "use strict";
+            function r(t, e, n) {
+                o.call(this),
+                this.Receiver = t,
+                this.receiveUrl = e,
+                this.AjaxObject = n,
+                this._scheduleReceiver()
+            }
+            var i = t("inherits"),
+            o = t("events").EventEmitter;
+            i(r, o),
+            r.prototype._scheduleReceiver = function() {
+                var t = this,
+                e = this.poll = new this.Receiver(this.receiveUrl, this.AjaxObject);
+                e.on("message",
+                function(e) {
+                    t.emit("message", e)
+                }),
+                e.once("close",
+                function(n, r) {
+                    t.pollIsClosing,
+                    t.poll = e = null,
+                    t.pollIsClosing || ("network" === r ? t._scheduleReceiver() : (t.emit("close", n || 1006, r), t.removeAllListeners()))
+                })
+            },
+            r.prototype.abort = function() {
+                this.removeAllListeners(),
+                this.pollIsClosing = !0,
+                this.poll && this.poll.abort()
+            },
+            e.exports = r
+        },
+        {
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        28 : [function(t, e, n) {
+            "use strict";
+            function r(t, e, n, r, i) {
+                var l = o.addPath(t, e),
+                u = this;
+                s.call(this, t, n),
+                this.poll = new a(r, l, i),
+                this.poll.on("message",
+                function(t) {
+                    u.emit("message", t)
+                }),
+                this.poll.once("close",
+                function(t, e) {
+                    u.poll = null,
+                    u.emit("close", t, e),
+                    u.close()
+                })
+            }
+            var i = t("inherits"),
+            o = t("../../utils/url"),
+            s = t("./buffered-sender"),
+            a = t("./polling");
+            i(r, s),
+            r.prototype.close = function() {
+                s.prototype.close.call(this),
+                this.removeAllListeners(),
+                this.poll && (this.poll.abort(), this.poll = null)
+            },
+            e.exports = r
+        },
+        {
+            "../../utils/url": 52,
+            "./buffered-sender": 25,
+            "./polling": 27,
+            "debug": void 0,
+            "inherits": 54
+        }],
+        29 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                o.call(this);
+                var e = this,
+                n = this.es = new s(t);
+                n.onmessage = function(t) {
+                    t.data,
+                    e.emit("message", decodeURI(t.data))
+                },
+                n.onerror = function(t) {
+                    n.readyState;
+                    var r = 2 !== n.readyState ? "network": "permanent";
+                    e._cleanup(),
+                    e._close(r)
+                }
+            }
+            var i = t("inherits"),
+            o = t("events").EventEmitter,
+            s = t("eventsource");
+            i(r, o),
+            r.prototype.abort = function() {
+                this._cleanup(),
+                this._close("user")
+            },
+            r.prototype._cleanup = function() {
+                var t = this.es;
+                t && (t.onmessage = t.onerror = null, t.close(), this.es = null)
+            },
+            r.prototype._close = function(t) {
+                var e = this;
+                setTimeout(function() {
+                    e.emit("close", null, t),
+                    e.removeAllListeners()
+                },
+                200)
+            },
+            e.exports = r
+        },
+        {
+            "debug": void 0,
+            "events": 3,
+            "eventsource": 18,
+            "inherits": 54
+        }],
+        30 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t) {
+                    a.call(this);
+                    var e = this;
+                    o.polluteGlobalNamespace(),
+                    this.id = "a" + l.string(6),
+                    t = s.addQuery(t, "c=" + decodeURIComponent(o.WPrefix + "." + this.id)),
+                    r.htmlfileEnabled;
+                    var i = r.htmlfileEnabled ? o.createHtmlfile: o.createIframe;
+                    n[o.WPrefix][this.id] = {
+                        start: function() {
+                            e.iframeObj.loaded()
+                        },
+                        message: function(t) {
+                            e.emit("message", t)
+                        },
+                        stop: function() {
+                            e._cleanup(),
+                            e._close("network")
+                        }
+                    },
+                    this.iframeObj = i(t,
+                    function() {
+                        e._cleanup(),
+                        e._close("permanent")
+                    })
+                }
+                var i = t("inherits"),
+                o = t("../../utils/iframe"),
+                s = t("../../utils/url"),
+                a = t("events").EventEmitter,
+                l = t("../../utils/random");
+                i(r, a),
+                r.prototype.abort = function() {
+                    this._cleanup(),
+                    this._close("user")
+                },
+                r.prototype._cleanup = function() {
+                    this.iframeObj && (this.iframeObj.cleanup(), this.iframeObj = null),
+                    delete n[o.WPrefix][this.id]
+                },
+                r.prototype._close = function(t) {
+                    this.emit("close", null, t),
+                    this.removeAllListeners()
+                },
+                r.htmlfileEnabled = !1;
+                var u = ["Active"].concat("Object").join("X");
+                if (u in n) try {
+                    r.htmlfileEnabled = !!new n[u]("htmlfile")
+                } catch(t) {}
+                r.enabled = r.htmlfileEnabled || o.iframeEnabled,
+                e.exports = r
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "../../utils/iframe": 47,
+            "../../utils/random": 50,
+            "../../utils/url": 52,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        31 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t) {
+                    var e = this;
+                    u.call(this),
+                    i.polluteGlobalNamespace(),
+                    this.id = "a" + o.string(6);
+                    var s = a.addQuery(t, "c=" + encodeURIComponent(i.WPrefix + "." + this.id));
+                    n[i.WPrefix][this.id] = this._callback.bind(this),
+                    this._createScript(s),
+                    this.timeoutId = setTimeout(function() {
+                        e._abort(new Error("JSONP script loaded abnormally (timeout)"))
+                    },
+                    r.timeout)
+                }
+                var i = t("../../utils/iframe"),
+                o = t("../../utils/random"),
+                s = t("../../utils/browser"),
+                a = t("../../utils/url"),
+                l = t("inherits"),
+                u = t("events").EventEmitter;
+                l(r, u),
+                r.prototype.abort = function() {
+                    if (n[i.WPrefix][this.id]) {
+                        var t = new Error("JSONP user aborted read");
+                        t.code = 1e3,
+                        this._abort(t)
+                    }
+                },
+                r.timeout = 35e3,
+                r.scriptErrorTimeout = 1e3,
+                r.prototype._callback = function(t) {
+                    this._cleanup(),
+                    this.aborting || (t && this.emit("message", t), this.emit("close", null, "network"), this.removeAllListeners())
+                },
+                r.prototype._abort = function(t) {
+                    this._cleanup(),
+                    this.aborting = !0,
+                    this.emit("close", t.code, t.message),
+                    this.removeAllListeners()
+                },
+                r.prototype._cleanup = function() {
+                    if (clearTimeout(this.timeoutId), this.script2 && (this.script2.parentNode.removeChild(this.script2), this.script2 = null), this.script) {
+                        var t = this.script;
+                        t.parentNode.removeChild(t),
+                        t.onreadystatechange = t.onerror = t.onload = t.onclick = null,
+                        this.script = null
+                    }
+                    delete n[i.WPrefix][this.id]
+                },
+                r.prototype._scriptError = function() {
+                    var t = this;
+                    this.errorTimer || (this.errorTimer = setTimeout(function() {
+                        t.loadedOkay || t._abort(new Error("JSONP script loaded abnormally (onerror)"))
+                    },
+                    r.scriptErrorTimeout))
+                },
+                r.prototype._createScript = function(t) {
+                    var e, r = this,
+                    i = this.script = n.document.createElement("script");
+                    if (i.id = "a" + o.string(8), i.src = t, i.type = "text/javascript", i.charset = "UTF-8", i.onerror = this._scriptError.bind(this), i.onload = function() {
+                        r._abort(new Error("JSONP script loaded abnormally (onload)"))
+                    },
+                    i.onreadystatechange = function() {
+                        if (i.readyState, /loaded|closed/.test(i.readyState)) {
+                            if (i && i.htmlFor && i.onclick) {
+                                r.loadedOkay = !0;
+                                try {
+                                    i.onclick()
+                                } catch(t) {}
+                            }
+                            i && r._abort(new Error("JSONP script loaded abnormally (onreadystatechange)"))
+                        }
+                    },
+                    void 0 === i.async && n.document.attachEvent) if (s.isOpera()) e = this.script2 = n.document.createElement("script"),
+                    e.text = "try{var a = document.getElementById('" + i.id + "'); if(a)a.onerror();}catch(x){};",
+                    i.async = e.async = !1;
+                    else {
+                        try {
+                            i.htmlFor = i.id,
+                            i.event = "onclick"
+                        } catch(t) {}
+                        i.async = !0
+                    }
+                    void 0 !== i.async && (i.async = !0);
+                    var a = n.document.getElementsByTagName("head")[0];
+                    a.insertBefore(i, a.firstChild),
+                    e && a.insertBefore(e, a.firstChild)
+                },
+                e.exports = r
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "../../utils/browser": 44,
+            "../../utils/iframe": 47,
+            "../../utils/random": 50,
+            "../../utils/url": 52,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        32 : [function(t, e, n) {
+            "use strict";
+            function r(t, e) {
+                o.call(this);
+                var n = this;
+                this.bufferPosition = 0,
+                this.xo = new e("POST", t, null),
+                this.xo.on("chunk", this._chunkHandler.bind(this)),
+                this.xo.once("finish",
+                function(t, e) {
+                    n._chunkHandler(t, e),
+                    n.xo = null;
+                    var r = 200 === t ? "network": "permanent";
+                    n.emit("close", null, r),
+                    n._cleanup()
+                })
+            }
+            var i = t("inherits"),
+            o = t("events").EventEmitter;
+            i(r, o),
+            r.prototype._chunkHandler = function(t, e) {
+                if (200 === t && e) for (var n = -1;; this.bufferPosition += n + 1) {
+                    var r = e.slice(this.bufferPosition);
+                    if ( - 1 === (n = r.indexOf("\n"))) break;
+                    var i = r.slice(0, n);
+                    i && this.emit("message", i)
+                }
+            },
+            r.prototype._cleanup = function() {
+                this.removeAllListeners()
+            },
+            r.prototype.abort = function() {
+                this.xo && (this.xo.close(), this.emit("close", null, "user"), this.xo = null),
+                this._cleanup()
+            },
+            e.exports = r
+        },
+        {
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        33 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t) {
+                    try {
+                        return n.document.createElement('<iframe name="' + t + '">')
+                    } catch(r) {
+                        var e = n.document.createElement("iframe");
+                        return e.name = t,
+                        e
+                    }
+                }
+                function i() {
+                    o = n.document.createElement("form"),
+                    o.style.display = "none",
+                    o.style.position = "absolute",
+                    o.method = "POST",
+                    o.enctype = "application/x-www-form-urlencoded",
+                    o.acceptCharset = "UTF-8",
+                    s = n.document.createElement("textarea"),
+                    s.name = "d",
+                    o.appendChild(s),
+                    n.document.body.appendChild(o)
+                }
+                var o, s, a = t("../../utils/random"),
+                l = t("../../utils/url");
+                e.exports = function(t, e, n) {
+                    o || i();
+                    var u = "a" + a.string(8);
+                    o.target = u,
+                    o.action = l.addQuery(l.addPath(t, "/jsonp_send"), "i=" + u);
+                    var c = r(u);
+                    c.id = u,
+                    c.style.display = "none",
+                    o.appendChild(c);
+                    try {
+                        s.value = e
+                    } catch(t) {}
+                    o.submit();
+                    var f = function(t) {
+                        c.onerror && (c.onreadystatechange = c.onerror = c.onload = null, setTimeout(function() {
+                            c.parentNode.removeChild(c),
+                            c = null
+                        },
+                        500), s.value = "", n(t))
+                    };
+                    return c.onerror = function() {
+                        f()
+                    },
+                    c.onload = function() {
+                        f()
+                    },
+                    c.onreadystatechange = function(t) {
+                        c.readyState,
+                        "complete" === c.readyState && f()
+                    },
+                    function() {
+                        f(new Error("Aborted"))
+                    }
+                }
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "../../utils/random": 50,
+            "../../utils/url": 52,
+            "debug": void 0
+        }],
+        34 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t, e, n) {
+                    var r = this;
+                    i.call(this),
+                    setTimeout(function() {
+                        r._start(t, e, n)
+                    },
+                    0)
+                }
+                var i = t("events").EventEmitter,
+                o = t("inherits"),
+                s = t("../../utils/event"),
+                a = t("../../utils/browser"),
+                l = t("../../utils/url");
+                o(r, i),
+                r.prototype._start = function(t, e, r) {
+                    var i = this,
+                    o = new n.XDomainRequest;
+                    e = l.addQuery(e, "t=" + +new Date),
+                    o.onerror = function() {
+                        i._error()
+                    },
+                    o.ontimeout = function() {
+                        i._error()
+                    },
+                    o.onprogress = function() {
+                        o.responseText,
+                        i.emit("chunk", 200, o.responseText)
+                    },
+                    o.onload = function() {
+                        i.emit("finish", 200, o.responseText),
+                        i._cleanup(!1)
+                    },
+                    this.xdr = o,
+                    this.unloadRef = s.unloadAdd(function() {
+                        i._cleanup(!0)
+                    });
+                    try {
+                        this.xdr.open(t, e),
+                        this.timeout && (this.xdr.timeout = this.timeout),
+                        this.xdr.send(r)
+                    } catch(t) {
+                        this._error()
+                    }
+                },
+                r.prototype._error = function() {
+                    this.emit("finish", 0, ""),
+                    this._cleanup(!1)
+                },
+                r.prototype._cleanup = function(t) {
+                    if (this.xdr) {
+                        if (this.removeAllListeners(), s.unloadDel(this.unloadRef), this.xdr.ontimeout = this.xdr.onerror = this.xdr.onprogress = this.xdr.onload = null, t) try {
+                            this.xdr.abort()
+                        } catch(t) {}
+                        this.unloadRef = this.xdr = null
+                    }
+                },
+                r.prototype.close = function() {
+                    this._cleanup(!0)
+                },
+                r.enabled = !(!n.XDomainRequest || !a.hasDomain()),
+                e.exports = r
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "../../utils/browser": 44,
+            "../../utils/event": 46,
+            "../../utils/url": 52,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        35 : [function(t, e, n) {
+            "use strict";
+            function r(t, e, n, r) {
+                o.call(this, t, e, n, r)
+            }
+            var i = t("inherits"),
+            o = t("../driver/xhr");
+            i(r, o),
+            r.enabled = o.enabled && o.supportsCORS,
+            e.exports = r
+        },
+        {
+            "../driver/xhr": 17,
+            "inherits": 54
+        }],
+        36 : [function(t, e, n) {
+            "use strict";
+            function r() {
+                var t = this;
+                i.call(this),
+                this.to = setTimeout(function() {
+                    t.emit("finish", 200, "{}")
+                },
+                r.timeout)
+            }
+            var i = t("events").EventEmitter;
+            t("inherits")(r, i),
+            r.prototype.close = function() {
+                clearTimeout(this.to)
+            },
+            r.timeout = 2e3,
+            e.exports = r
+        },
+        {
+            "events": 3,
+            "inherits": 54
+        }],
+        37 : [function(t, e, n) {
+            "use strict";
+            function r(t, e, n) {
+                o.call(this, t, e, n, {
+                    noCredentials: !0
+                })
+            }
+            var i = t("inherits"),
+            o = t("../driver/xhr");
+            i(r, o),
+            r.enabled = o.enabled,
+            e.exports = r
+        },
+        {
+            "../driver/xhr": 17,
+            "inherits": 54
+        }],
+        38 : [function(t, e, n) {
+            "use strict";
+            function r(t, e, n) {
+                if (!r.enabled()) throw new Error("Transport created when disabled");
+                a.call(this);
+                var s = this,
+                u = o.addPath(t, "/websocket");
+                u = "https" === u.slice(0, 5) ? "wss" + u.slice(5) : "ws" + u.slice(4),
+                this.url = u,
+                this.ws = new l(this.url, [], n),
+                this.ws.onmessage = function(t) {
+                    t.data,
+                    s.emit("message", t.data)
+                },
+                this.unloadRef = i.unloadAdd(function() {
+                    s.ws.close()
+                }),
+                this.ws.onclose = function(t) {
+                    t.code,
+                    t.reason,
+                    s.emit("close", t.code, t.reason),
+                    s._cleanup()
+                },
+                this.ws.onerror = function(t) {
+                    s.emit("close", 1006, "WebSocket connection broken"),
+                    s._cleanup()
+                }
+            }
+            var i = t("../utils/event"),
+            o = t("../utils/url"),
+            s = t("inherits"),
+            a = t("events").EventEmitter,
+            l = t("./driver/websocket");
+            s(r, a),
+            r.prototype.send = function(t) {
+                var e = "[" + t + "]";
+                this.ws.send(e)
+            },
+            r.prototype.close = function() {
+                var t = this.ws;
+                this._cleanup(),
+                t && t.close()
+            },
+            r.prototype._cleanup = function() {
+                var t = this.ws;
+                t && (t.onmessage = t.onclose = t.onerror = null),
+                i.unloadDel(this.unloadRef),
+                this.unloadRef = this.ws = null,
+                this.removeAllListeners()
+            },
+            r.enabled = function() {
+                return !! l
+            },
+            r.transportName = "websocket",
+            r.roundTrips = 2,
+            e.exports = r
+        },
+        {
+            "../utils/event": 46,
+            "../utils/url": 52,
+            "./driver/websocket": 19,
+            "debug": void 0,
+            "events": 3,
+            "inherits": 54
+        }],
+        39 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                if (!l.enabled) throw new Error("Transport created when disabled");
+                o.call(this, t, "/xhr", a, l)
+            }
+            var i = t("inherits"),
+            o = t("./lib/ajax-based"),
+            s = t("./xdr-streaming"),
+            a = t("./receiver/xhr"),
+            l = t("./sender/xdr");
+            i(r, o),
+            r.enabled = s.enabled,
+            r.transportName = "xdr-polling",
+            r.roundTrips = 2,
+            e.exports = r
+        },
+        {
+            "./lib/ajax-based": 24,
+            "./receiver/xhr": 32,
+            "./sender/xdr": 34,
+            "./xdr-streaming": 40,
+            "inherits": 54
+        }],
+        40 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                if (!a.enabled) throw new Error("Transport created when disabled");
+                o.call(this, t, "/xhr_streaming", s, a)
+            }
+            var i = t("inherits"),
+            o = t("./lib/ajax-based"),
+            s = t("./receiver/xhr"),
+            a = t("./sender/xdr");
+            i(r, o),
+            r.enabled = function(t) {
+                return ! t.cookie_needed && !t.nullOrigin && (a.enabled && t.sameScheme)
+            },
+            r.transportName = "xdr-streaming",
+            r.roundTrips = 2,
+            e.exports = r
+        },
+        {
+            "./lib/ajax-based": 24,
+            "./receiver/xhr": 32,
+            "./sender/xdr": 34,
+            "inherits": 54
+        }],
+        41 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                if (!l.enabled && !a.enabled) throw new Error("Transport created when disabled");
+                o.call(this, t, "/xhr", s, a)
+            }
+            var i = t("inherits"),
+            o = t("./lib/ajax-based"),
+            s = t("./receiver/xhr"),
+            a = t("./sender/xhr-cors"),
+            l = t("./sender/xhr-local");
+            i(r, o),
+            r.enabled = function(t) {
+                return ! t.nullOrigin && (!(!l.enabled || !t.sameOrigin) || a.enabled)
+            },
+            r.transportName = "xhr-polling",
+            r.roundTrips = 2,
+            e.exports = r
+        },
+        {
+            "./lib/ajax-based": 24,
+            "./receiver/xhr": 32,
+            "./sender/xhr-cors": 35,
+            "./sender/xhr-local": 37,
+            "inherits": 54
+        }],
+        42 : [function(t, e, n) { (function(n) {
+                "use strict";
+                function r(t) {
+                    if (!l.enabled && !a.enabled) throw new Error("Transport created when disabled");
+                    o.call(this, t, "/xhr_streaming", s, a)
+                }
+                var i = t("inherits"),
+                o = t("./lib/ajax-based"),
+                s = t("./receiver/xhr"),
+                a = t("./sender/xhr-cors"),
+                l = t("./sender/xhr-local"),
+                u = t("../utils/browser");
+                i(r, o),
+                r.enabled = function(t) {
+                    return ! t.nullOrigin && (!u.isOpera() && a.enabled)
+                },
+                r.transportName = "xhr-streaming",
+                r.roundTrips = 2,
+                r.needBody = !!n.document,
+                e.exports = r
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "../utils/browser": 44,
+            "./lib/ajax-based": 24,
+            "./receiver/xhr": 32,
+            "./sender/xhr-cors": 35,
+            "./sender/xhr-local": 37,
+            "inherits": 54
+        }],
+        43 : [function(t, e, n) { (function(t) {
+                "use strict";
+                t.crypto && t.crypto.getRandomValues ? e.exports.randomBytes = function(e) {
+                    var n = new Uint8Array(e);
+                    return t.crypto.getRandomValues(n),
+                    n
+                }: e.exports.randomBytes = function(t) {
+                    for (var e = new Array(t), n = 0; n < t; n++) e[n] = Math.floor(256 * Math.random());
+                    return e
+                }
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {}],
+        44 : [function(t, e, n) { (function(t) {
+                "use strict";
+                e.exports = {
+                    isOpera: function() {
+                        return t.navigator && /opera/i.test(t.navigator.userAgent)
+                    },
+                    isKonqueror: function() {
+                        return t.navigator && /konqueror/i.test(t.navigator.userAgent)
+                    },
+                    hasDomain: function() {
+                        if (!t.document) return ! 0;
+                        try {
+                            return !! t.document.domain
+                        } catch(t) {
+                            return ! 1
+                        }
+                    }
+                }
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {}],
+        45 : [function(t, e, n) {
+            "use strict";
+            var r, i = t("json3"),
+            o = /[\x00-\x1f\ud800-\udfff\ufffe\uffff\u0300-\u0333\u033d-\u0346\u034a-\u034c\u0350-\u0352\u0357-\u0358\u035c-\u0362\u0374\u037e\u0387\u0591-\u05af\u05c4\u0610-\u0617\u0653-\u0654\u0657-\u065b\u065d-\u065e\u06df-\u06e2\u06eb-\u06ec\u0730\u0732-\u0733\u0735-\u0736\u073a\u073d\u073f-\u0741\u0743\u0745\u0747\u07eb-\u07f1\u0951\u0958-\u095f\u09dc-\u09dd\u09df\u0a33\u0a36\u0a59-\u0a5b\u0a5e\u0b5c-\u0b5d\u0e38-\u0e39\u0f43\u0f4d\u0f52\u0f57\u0f5c\u0f69\u0f72-\u0f76\u0f78\u0f80-\u0f83\u0f93\u0f9d\u0fa2\u0fa7\u0fac\u0fb9\u1939-\u193a\u1a17\u1b6b\u1cda-\u1cdb\u1dc0-\u1dcf\u1dfc\u1dfe\u1f71\u1f73\u1f75\u1f77\u1f79\u1f7b\u1f7d\u1fbb\u1fbe\u1fc9\u1fcb\u1fd3\u1fdb\u1fe3\u1feb\u1fee-\u1fef\u1ff9\u1ffb\u1ffd\u2000-\u2001\u20d0-\u20d1\u20d4-\u20d7\u20e7-\u20e9\u2126\u212a-\u212b\u2329-\u232a\u2adc\u302b-\u302c\uaab2-\uaab3\uf900-\ufa0d\ufa10\ufa12\ufa15-\ufa1e\ufa20\ufa22\ufa25-\ufa26\ufa2a-\ufa2d\ufa30-\ufa6d\ufa70-\ufad9\ufb1d\ufb1f\ufb2a-\ufb36\ufb38-\ufb3c\ufb3e\ufb40-\ufb41\ufb43-\ufb44\ufb46-\ufb4e\ufff0-\uffff]/g,
+            s = function(t) {
+                var e, n = {},
+                r = [];
+                for (e = 0; e < 65536; e++) r.push(String.fromCharCode(e));
+                return t.lastIndex = 0,
+                r.join("").replace(t,
+                function(t) {
+                    return n[t] = "\\u" + ("0000" + t.charCodeAt(0).toString(16)).slice( - 4),
+                    ""
+                }),
+                t.lastIndex = 0,
+                n
+            };
+            e.exports = {
+                quote: function(t) {
+                    var e = i.stringify(t);
+                    return o.lastIndex = 0,
+                    o.test(e) ? (r || (r = s(o)), e.replace(o,
+                    function(t) {
+                        return r[t]
+                    })) : e
+                }
+            }
+        },
+        {
+            "json3": 55
+        }],
+        46 : [function(t, e, n) { (function(n) {
+                "use strict";
+                var r = t("./random"),
+                i = {},
+                o = !1,
+                s = n.chrome && n.chrome.app && n.chrome.app.runtime;
+                e.exports = {
+                    attachEvent: function(t, e) {
+                        void 0 !== n.addEventListener ? n.addEventListener(t, e, !1) : n.document && n.attachEvent && (n.document.attachEvent("on" + t, e), n.attachEvent("on" + t, e))
+                    },
+                    detachEvent: function(t, e) {
+                        void 0 !== n.addEventListener ? n.removeEventListener(t, e, !1) : n.document && n.detachEvent && (n.document.detachEvent("on" + t, e), n.detachEvent("on" + t, e))
+                    },
+                    unloadAdd: function(t) {
+                        if (s) return null;
+                        var e = r.string(8);
+                        return i[e] = t,
+                        o && setTimeout(this.triggerUnloadCallbacks, 0),
+                        e
+                    },
+                    unloadDel: function(t) {
+                        t in i && delete i[t]
+                    },
+                    triggerUnloadCallbacks: function() {
+                        for (var t in i) i[t](),
+                        delete i[t]
+                    }
+                };
+                var a = function() {
+                    o || (o = !0, e.exports.triggerUnloadCallbacks())
+                };
+                s || e.exports.attachEvent("unload", a)
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "./random": 50
+        }],
+        47 : [function(t, e, n) { (function(n) {
+                "use strict";
+                var r = t("./event"),
+                i = t("json3"),
+                o = t("./browser");
+                e.exports = {
+                    WPrefix: "_jp",
+                    currentWindowId: null,
+                    polluteGlobalNamespace: function() {
+                        e.exports.WPrefix in n || (n[e.exports.WPrefix] = {})
+                    },
+                    postMessage: function(t, r) {
+                        n.parent !== n && n.parent.postMessage(i.stringify({
+                            windowId: e.exports.currentWindowId,
+                            type: t,
+                            data: r || ""
+                        }), "*")
+                    },
+                    createIframe: function(t, e) {
+                        var i, o, s = n.document.createElement("iframe"),
+                        a = function() {
+                            clearTimeout(i);
+                            try {
+                                s.onload = null
+                            } catch(t) {}
+                            s.onerror = null
+                        },
+                        l = function() {
+                            s && (a(), setTimeout(function() {
+                                s && s.parentNode.removeChild(s),
+                                s = null
+                            },
+                            0), r.unloadDel(o))
+                        },
+                        u = function(t) {
+                            s && (l(), e(t))
+                        },
+                        c = function(t, e) {
+                            try {
+                                setTimeout(function() {
+                                    s && s.contentWindow && s.contentWindow.postMessage(t, e)
+                                },
+                                0)
+                            } catch(t) {}
+                        };
+                        return s.src = t,
+                        s.style.display = "none",
+                        s.style.position = "absolute",
+                        s.onerror = function() {
+                            u("onerror")
+                        },
+                        s.onload = function() {
+                            clearTimeout(i),
+                            i = setTimeout(function() {
+                                u("onload timeout")
+                            },
+                            2e3)
+                        },
+                        n.document.body.appendChild(s),
+                        i = setTimeout(function() {
+                            u("timeout")
+                        },
+                        15e3),
+                        o = r.unloadAdd(l),
+                        {
+                            post: c,
+                            cleanup: l,
+                            loaded: a
+                        }
+                    },
+                    createHtmlfile: function(t, i) {
+                        var o, s, a, l = ["Active"].concat("Object").join("X"),
+                        u = new n[l]("htmlfile"),
+                        c = function() {
+                            clearTimeout(o),
+                            a.onerror = null
+                        },
+                        f = function() {
+                            u && (c(), r.unloadDel(s), a.parentNode.removeChild(a), a = u = null, CollectGarbage())
+                        },
+                        h = function(t) {
+                            u && (f(), i(t))
+                        },
+                        d = function(t, e) {
+                            try {
+                                setTimeout(function() {
+                                    a && a.contentWindow && a.contentWindow.postMessage(t, e)
+                                },
+                                0)
+                            } catch(t) {}
+                        };
+                        u.open(),
+                        u.write('<html><script>document.domain="' + n.document.domain + '";<\/script></html>'),
+                        u.close(),
+                        u.parentWindow[e.exports.WPrefix] = n[e.exports.WPrefix];
+                        var p = u.createElement("div");
+                        return u.body.appendChild(p),
+                        a = u.createElement("iframe"),
+                        p.appendChild(a),
+                        a.src = t,
+                        a.onerror = function() {
+                            h("onerror")
+                        },
+                        o = setTimeout(function() {
+                            h("timeout")
+                        },
+                        15e3),
+                        s = r.unloadAdd(f),
+                        {
+                            post: d,
+                            cleanup: f,
+                            loaded: c
+                        }
+                    }
+                },
+                e.exports.iframeEnabled = !1,
+                n.document && (e.exports.iframeEnabled = ("function" == typeof n.postMessage || "object" == typeof n.postMessage) && !o.isKonqueror())
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "./browser": 44,
+            "./event": 46,
+            "debug": void 0,
+            "json3": 55
+        }],
+        48 : [function(t, e, n) { (function(t) {
+                "use strict";
+                var n = {}; ["log", "debug", "warn"].forEach(function(e) {
+                    var r;
+                    try {
+                        r = t.console && t.console[e] && t.console[e].apply
+                    } catch(t) {}
+                    n[e] = r ?
+                    function() {
+                        return t.console[e].apply(t.console, arguments)
+                    }: "log" === e ?
+                    function() {}: n.log
+                }),
+                e.exports = n
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {}],
+        49 : [function(t, e, n) {
+            "use strict";
+            e.exports = {
+                isObject: function(t) {
+                    var e = typeof t;
+                    return "function" === e || "object" === e && !!t
+                },
+                extend: function(t) {
+                    if (!this.isObject(t)) return t;
+                    for (var e, n, r = 1,
+                    i = arguments.length; r < i; r++) {
+                        e = arguments[r];
+                        for (n in e) Object.prototype.hasOwnProperty.call(e, n) && (t[n] = e[n])
+                    }
+                    return t
+                }
+            }
+        },
+        {}],
+        50 : [function(t, e, n) {
+            "use strict";
+            var r = t("crypto"),
+            i = "abcdefghijklmnopqrstuvwxyz012345";
+            e.exports = {
+                string: function(t) {
+                    for (var e = i.length,
+                    n = r.randomBytes(t), o = [], s = 0; s < t; s++) o.push(i.substr(n[s] % e, 1));
+                    return o.join("")
+                },
+                number: function(t) {
+                    return Math.floor(Math.random() * t)
+                },
+                numberString: function(t) {
+                    var e = ("" + (t - 1)).length;
+                    return (new Array(e + 1).join("0") + this.number(t)).slice( - e)
+                }
+            }
+        },
+        {
+            "crypto": 43
+        }],
+        51 : [function(t, e, n) {
+            "use strict";
+            e.exports = function(t) {
+                return {
+                    filterToEnabled: function(e, n) {
+                        var r = {
+                            main: [],
+                            facade: []
+                        };
+                        return e ? "string" == typeof e && (e = [e]) : e = [],
+                        t.forEach(function(t) {
+                            if (t && ("websocket" !== t.transportName || !1 !== n.websocket)) return e.length && -1 === e.indexOf(t.transportName) ? void t.transportName: void(t.enabled(n) ? (t.transportName, r.main.push(t), t.facadeTransport && r.facade.push(t.facadeTransport)) : t.transportName)
+                        }),
+                        r
+                    }
+                }
+            }
+        },
+        {
+            "debug": void 0
+        }],
+        52 : [function(t, e, n) {
+            "use strict";
+            var r = t("url-parse");
+            e.exports = {
+                getOrigin: function(t) {
+                    if (!t) return null;
+                    var e = new r(t);
+                    if ("file:" === e.protocol) return null;
+                    var n = e.port;
+                    return n || (n = "https:" === e.protocol ? "443": "80"),
+                    e.protocol + "//" + e.hostname + ":" + n
+                },
+                isOriginEqual: function(t, e) {
+                    var n = this.getOrigin(t) === this.getOrigin(e);
+                    return n
+                },
+                isSchemeEqual: function(t, e) {
+                    return t.split(":")[0] === e.split(":")[0]
+                },
+                addPath: function(t, e) {
+                    var n = t.split("?");
+                    return n[0] + e + (n[1] ? "?" + n[1] : "")
+                },
+                addQuery: function(t, e) {
+                    return t + ( - 1 === t.indexOf("?") ? "?" + e: "&" + e)
+                }
+            }
+        },
+        {
+            "debug": void 0,
+            "url-parse": 58
+        }],
+        53 : [function(t, e, n) {
+            e.exports = "1.1.4"
+        },
+        {}],
+        54 : [function(t, e, n) {
+            "function" == typeof Object.create ? e.exports = function(t, e) {
+                t.super_ = e,
+                t.prototype = Object.create(e.prototype, {
+                    constructor: {
+                        value: t,
+                        enumerable: !1,
+                        writable: !0,
+                        configurable: !0
+                    }
+                })
+            }: e.exports = function(t, e) {
+                t.super_ = e;
+                var n = function() {};
+                n.prototype = e.prototype,
+                t.prototype = new n,
+                t.prototype.constructor = t
+            }
+        },
+        {}],
+        55 : [function(e, n, r) { (function(e) { (function() {
+                    function i(t, e) {
+                        function n(t) {
+                            if (n[t] !== m) return n[t];
+                            var i;
+                            if ("bug-string-char-index" == t) i = "a" != "a" [0];
+                            else if ("json" == t) i = n("json-stringify") && n("json-parse");
+                            else {
+                                var s, a = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
+                                if ("json-stringify" == t) {
+                                    var l = e.stringify,
+                                    c = "function" == typeof l && g;
+                                    if (c) { (s = function() {
+                                            return 1
+                                        }).toJSON = s;
+                                        try {
+                                            c = "0" === l(0) && "0" === l(new r) && '""' == l(new o) && l(y) === m && l(m) === m && l() === m && "1" === l(s) && "[1]" == l([s]) && "[null]" == l([m]) && "null" == l(null) && "[null,null,null]" == l([m, y, null]) && l({
+                                                "a": [s, !0, !1, null, "\0\b\n\f\r\t"]
+                                            }) == a && "1" === l(null, s) && "[\n 1,\n 2\n]" == l([1, 2], null, 1) && '"-271821-04-20T00:00:00.000Z"' == l(new u( - 864e13)) && '"+275760-09-13T00:00:00.000Z"' == l(new u(864e13)) && '"-000001-01-01T00:00:00.000Z"' == l(new u( - 621987552e5)) && '"1969-12-31T23:59:59.999Z"' == l(new u( - 1))
+                                        } catch(t) {
+                                            c = !1
+                                        }
+                                    }
+                                    i = c
+                                }
+                                if ("json-parse" == t) {
+                                    var f = e.parse;
+                                    if ("function" == typeof f) try {
+                                        if (0 === f("0") && !f(!1)) {
+                                            s = f(a);
+                                            var h = 5 == s.a.length && 1 === s.a[0];
+                                            if (h) {
+                                                try {
+                                                    h = !f('"\t"')
+                                                } catch(t) {}
+                                                if (h) try {
+                                                    h = 1 !== f("01")
+                                                } catch(t) {}
+                                                if (h) try {
+                                                    h = 1 !== f("1.")
+                                                } catch(t) {}
+                                            }
+                                        }
+                                    } catch(t) {
+                                        h = !1
+                                    }
+                                    i = h
+                                }
+                            }
+                            return n[t] = !!i
+                        }
+                        t || (t = l.Object()),
+                        e || (e = l.Object());
+                        var r = t.Number || l.Number,
+                        o = t.String || l.String,
+                        a = t.Object || l.Object,
+                        u = t.Date || l.Date,
+                        c = t.SyntaxError || l.SyntaxError,
+                        f = t.TypeError || l.TypeError,
+                        h = t.Math || l.Math,
+                        d = t.JSON || l.JSON;
+                        "object" == typeof d && d && (e.stringify = d.stringify, e.parse = d.parse);
+                        var p, v, m, b = a.prototype,
+                        y = b.toString,
+                        g = new u( - 0xc782b5b800cec);
+                        try {
+                            g = -109252 == g.getUTCFullYear() && 0 === g.getUTCMonth() && 1 === g.getUTCDate() && 10 == g.getUTCHours() && 37 == g.getUTCMinutes() && 6 == g.getUTCSeconds() && 708 == g.getUTCMilliseconds()
+                        } catch(t) {}
+                        if (!n("json")) {
+                            var w = n("bug-string-char-index");
+                            if (!g) var x = h.floor,
+                            _ = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334],
+                            E = function(t, e) {
+                                return _[e] + 365 * (t - 1970) + x((t - 1969 + (e = +(e > 1))) / 4) - x((t - 1901 + e) / 100) + x((t - 1601 + e) / 400)
+                            };
+                            if ((p = b.hasOwnProperty) || (p = function(t) {
+                                var e, n = {};
+                                return (n.__proto__ = null, n.__proto__ = {
+                                    "toString": 1
+                                },
+                                n).toString != y ? p = function(t) {
+                                    var e = this.__proto__,
+                                    n = t in (this.__proto__ = null, this);
+                                    return this.__proto__ = e,
+                                    n
+                                }: (e = n.constructor, p = function(t) {
+                                    var n = (this.constructor || e).prototype;
+                                    return t in this && !(t in n && this[t] === n[t])
+                                }),
+                                n = null,
+                                p.call(this, t)
+                            }), v = function(t, e) {
+                                var n, r, i, o = 0; (n = function() {
+                                    this.valueOf = 0
+                                }).prototype.valueOf = 0,
+                                r = new n;
+                                for (i in r) p.call(r, i) && o++;
+                                return n = r = null,
+                                o ? v = 2 == o ?
+                                function(t, e) {
+                                    var n, r = {},
+                                    i = "[object Function]" == y.call(t);
+                                    for (n in t) i && "prototype" == n || p.call(r, n) || !(r[n] = 1) || !p.call(t, n) || e(n)
+                                }: function(t, e) {
+                                    var n, r, i = "[object Function]" == y.call(t);
+                                    for (n in t) i && "prototype" == n || !p.call(t, n) || (r = "constructor" === n) || e(n); (r || p.call(t, n = "constructor")) && e(n)
+                                }: (r = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"], v = function(t, e) {
+                                    var n, i, o = "[object Function]" == y.call(t),
+                                    a = !o && "function" != typeof t.constructor && s[typeof t.hasOwnProperty] && t.hasOwnProperty || p;
+                                    for (n in t) o && "prototype" == n || !a.call(t, n) || e(n);
+                                    for (i = r.length; n = r[--i]; a.call(t, n) && e(n));
+                                }),
+                                v(t, e)
+                            },
+                            !n("json-stringify")) {
+                                var j = {
+                                    92 : "\\\\",
+                                    34 : '\\"',
+                                    8 : "\\b",
+                                    12 : "\\f",
+                                    10 : "\\n",
+                                    13 : "\\r",
+                                    9 : "\\t"
+                                },
+                                S = function(t, e) {
+                                    return ("000000" + (e || 0)).slice( - t)
+                                },
+                                T = function(t) {
+                                    for (var e = '"',
+                                    n = 0,
+                                    r = t.length,
+                                    i = !w || r > 10,
+                                    o = i && (w ? t.split("") : t); n < r; n++) {
+                                        var s = t.charCodeAt(n);
+                                        switch (s) {
+                                        case 8:
+                                        case 9:
+                                        case 10:
+                                        case 12:
+                                        case 13:
+                                        case 34:
+                                        case 92:
+                                            e += j[s];
+                                            break;
+                                        default:
+                                            if (s < 32) {
+                                                e += "\\u00" + S(2, s.toString(16));
+                                                break
+                                            }
+                                            e += i ? o[n] : t.charAt(n)
+                                        }
+                                    }
+                                    return e + '"'
+                                },
+                                O = function(t, e, n, r, i, o, s) {
+                                    var a, l, u, c, h, d, b, g, w, _, j, C, N, A, k, I;
+                                    try {
+                                        a = e[t]
+                                    } catch(t) {}
+                                    if ("object" == typeof a && a) if ("[object Date]" != (l = y.call(a)) || p.call(a, "toJSON"))"function" == typeof a.toJSON && ("[object Number]" != l && "[object String]" != l && "[object Array]" != l || p.call(a, "toJSON")) && (a = a.toJSON(t));
+                                    else if (a > -1 / 0 && a < 1 / 0) {
+                                        if (E) {
+                                            for (h = x(a / 864e5), u = x(h / 365.2425) + 1970 - 1; E(u + 1, 0) <= h; u++);
+                                            for (c = x((h - E(u, 0)) / 30.42); E(u, c + 1) <= h; c++);
+                                            h = 1 + h - E(u, c),
+                                            d = (a % 864e5 + 864e5) % 864e5,
+                                            b = x(d / 36e5) % 24,
+                                            g = x(d / 6e4) % 60,
+                                            w = x(d / 1e3) % 60,
+                                            _ = d % 1e3
+                                        } else u = a.getUTCFullYear(),
+                                        c = a.getUTCMonth(),
+                                        h = a.getUTCDate(),
+                                        b = a.getUTCHours(),
+                                        g = a.getUTCMinutes(),
+                                        w = a.getUTCSeconds(),
+                                        _ = a.getUTCMilliseconds();
+                                        a = (u <= 0 || u >= 1e4 ? (u < 0 ? "-": "+") + S(6, u < 0 ? -u: u) : S(4, u)) + "-" + S(2, c + 1) + "-" + S(2, h) + "T" + S(2, b) + ":" + S(2, g) + ":" + S(2, w) + "." + S(3, _) + "Z"
+                                    } else a = null;
+                                    if (n && (a = n.call(e, t, a)), null === a) return "null";
+                                    if ("[object Boolean]" == (l = y.call(a))) return "" + a;
+                                    if ("[object Number]" == l) return a > -1 / 0 && a < 1 / 0 ? "" + a: "null";
+                                    if ("[object String]" == l) return T("" + a);
+                                    if ("object" == typeof a) {
+                                        for (A = s.length; A--;) if (s[A] === a) throw f();
+                                        if (s.push(a), j = [], k = o, o += i, "[object Array]" == l) {
+                                            for (N = 0, A = a.length; N < A; N++) C = O(N, a, n, r, i, o, s),
+                                            j.push(C === m ? "null": C);
+                                            I = j.length ? i ? "[\n" + o + j.join(",\n" + o) + "\n" + k + "]": "[" + j.join(",") + "]": "[]"
+                                        } else v(r || a,
+                                        function(t) {
+                                            var e = O(t, a, n, r, i, o, s);
+                                            e !== m && j.push(T(t) + ":" + (i ? " ": "") + e)
+                                        }),
+                                        I = j.length ? i ? "{\n" + o + j.join(",\n" + o) + "\n" + k + "}": "{" + j.join(",") + "}": "{}";
+                                        return s.pop(),
+                                        I
+                                    }
+                                };
+                                e.stringify = function(t, e, n) {
+                                    var r, i, o, a;
+                                    if (s[typeof e] && e) if ("[object Function]" == (a = y.call(e))) i = e;
+                                    else if ("[object Array]" == a) {
+                                        o = {};
+                                        for (var l, u = 0,
+                                        c = e.length; u < c; l = e[u++], ("[object String]" == (a = y.call(l)) || "[object Number]" == a) && (o[l] = 1));
+                                    }
+                                    if (n) if ("[object Number]" == (a = y.call(n))) {
+                                        if ((n -= n % 1) > 0) for (r = "", n > 10 && (n = 10); r.length < n; r += " ");
+                                    } else "[object String]" == a && (r = n.length <= 10 ? n: n.slice(0, 10));
+                                    return O("", (l = {},
+                                    l[""] = t, l), i, o, r, "", [])
+                                }
+                            }
+                            if (!n("json-parse")) {
+                                var C, N, A = o.fromCharCode,
+                                k = {
+                                    92 : "\\",
+                                    34 : '"',
+                                    47 : "/",
+                                    98 : "\b",
+                                    116 : "\t",
+                                    110 : "\n",
+                                    102 : "\f",
+                                    114 : "\r"
+                                },
+                                I = function() {
+                                    throw C = N = null,
+                                    c()
+                                },
+                                P = function() {
+                                    for (var t, e, n, r, i, o = N,
+                                    s = o.length; C < s;) switch (i = o.charCodeAt(C)) {
+                                    case 9:
+                                    case 10:
+                                    case 13:
+                                    case 32:
+                                        C++;
+                                        break;
+                                    case 123:
+                                    case 125:
+                                    case 91:
+                                    case 93:
+                                    case 58:
+                                    case 44:
+                                        return t = w ? o.charAt(C) : o[C],
+                                        C++,
+                                        t;
+                                    case 34:
+                                        for (t = "@", C++; C < s;) if ((i = o.charCodeAt(C)) < 32) I();
+                                        else if (92 == i) switch (i = o.charCodeAt(++C)) {
+                                        case 92:
+                                        case 34:
+                                        case 47:
+                                        case 98:
+                                        case 116:
+                                        case 110:
+                                        case 102:
+                                        case 114:
+                                            t += k[i],
+                                            C++;
+                                            break;
+                                        case 117:
+                                            for (e = ++C, n = C + 4; C < n; C++)(i = o.charCodeAt(C)) >= 48 && i <= 57 || i >= 97 && i <= 102 || i >= 65 && i <= 70 || I();
+                                            t += A("0x" + o.slice(e, C));
+                                            break;
+                                        default:
+                                            I()
+                                        } else {
+                                            if (34 == i) break;
+                                            for (i = o.charCodeAt(C), e = C; i >= 32 && 92 != i && 34 != i;) i = o.charCodeAt(++C);
+                                            t += o.slice(e, C)
+                                        }
+                                        if (34 == o.charCodeAt(C)) return C++,
+                                        t;
+                                        I();
+                                    default:
+                                        if (e = C, 45 == i && (r = !0, i = o.charCodeAt(++C)), i >= 48 && i <= 57) {
+                                            for (48 == i && (i = o.charCodeAt(C + 1)) >= 48 && i <= 57 && I(), r = !1; C < s && (i = o.charCodeAt(C)) >= 48 && i <= 57; C++);
+                                            if (46 == o.charCodeAt(C)) {
+                                                for (n = ++C; n < s && (i = o.charCodeAt(n)) >= 48 && i <= 57; n++);
+                                                n == C && I(),
+                                                C = n
+                                            }
+                                            if (101 == (i = o.charCodeAt(C)) || 69 == i) {
+                                                for (i = o.charCodeAt(++C), 43 != i && 45 != i || C++, n = C; n < s && (i = o.charCodeAt(n)) >= 48 && i <= 57; n++);
+                                                n == C && I(),
+                                                C = n
+                                            }
+                                            return + o.slice(e, C)
+                                        }
+                                        if (r && I(), "true" == o.slice(C, C + 4)) return C += 4,
+                                        !0;
+                                        if ("false" == o.slice(C, C + 5)) return C += 5,
+                                        !1;
+                                        if ("null" == o.slice(C, C + 4)) return C += 4,
+                                        null;
+                                        I()
+                                    }
+                                    return "$"
+                                },
+                                L = function(t) {
+                                    var e, n;
+                                    if ("$" == t && I(), "string" == typeof t) {
+                                        if ("@" == (w ? t.charAt(0) : t[0])) return t.slice(1);
+                                        if ("[" == t) {
+                                            for (e = [];
+                                            "]" != (t = P()); n || (n = !0)) n && ("," == t ? "]" == (t = P()) && I() : I()),
+                                            "," == t && I(),
+                                            e.push(L(t));
+                                            return e
+                                        }
+                                        if ("{" == t) {
+                                            for (e = {};
+                                            "}" != (t = P()); n || (n = !0)) n && ("," == t ? "}" == (t = P()) && I() : I()),
+                                            "," != t && "string" == typeof t && "@" == (w ? t.charAt(0) : t[0]) && ":" == P() || I(),
+                                            e[t.slice(1)] = L(P());
+                                            return e
+                                        }
+                                        I()
+                                    }
+                                    return t
+                                },
+                                R = function(t, e, n) {
+                                    var r = U(t, e, n);
+                                    r === m ? delete t[e] : t[e] = r
+                                },
+                                U = function(t, e, n) {
+                                    var r, i = t[e];
+                                    if ("object" == typeof i && i) if ("[object Array]" == y.call(i)) for (r = i.length; r--;) R(i, r, n);
+                                    else v(i,
+                                    function(t) {
+                                        R(i, t, n)
+                                    });
+                                    return n.call(t, e, i)
+                                };
+                                e.parse = function(t, e) {
+                                    var n, r;
+                                    return C = 0,
+                                    N = "" + t,
+                                    n = L(P()),
+                                    "$" != P() && I(),
+                                    C = N = null,
+                                    e && "[object Function]" == y.call(e) ? U((r = {},
+                                    r[""] = n, r), "", e) : n
+                                }
+                            }
+                        }
+                        return e.runInContext = i,
+                        e
+                    }
+                    var o = "function" == typeof t && t.amd,
+                    s = {
+                        "function": !0,
+                        "object": !0
+                    },
+                    a = s[typeof r] && r && !r.nodeType && r,
+                    l = s[typeof window] && window || this,
+                    u = a && s[typeof n] && n && !n.nodeType && "object" == typeof e && e;
+                    if (!u || u.global !== u && u.window !== u && u.self !== u || (l = u), a && !o) i(l, a);
+                    else {
+                        var c = l.JSON,
+                        f = l.JSON3,
+                        h = !1,
+                        d = i(l, l.JSON3 = {
+                            "noConflict": function() {
+                                return h || (h = !0, l.JSON = c, l.JSON3 = f, c = f = null),
+                                d
+                            }
+                        });
+                        l.JSON = {
+                            "parse": d.parse,
+                            "stringify": d.stringify
+                        }
+                    }
+                    o && t(function() {
+                        return d
+                    })
+                }).call(this)
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {}],
+        56 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                for (var e, n = /([^=?&]+)=?([^&]*)/g,
+                r = {}; e = n.exec(t); r[decodeURIComponent(e[1])] = decodeURIComponent(e[2]));
+                return r
+            }
+            function i(t, e) {
+                e = e || "";
+                var n = [];
+                "string" != typeof e && (e = "?");
+                for (var r in t) o.call(t, r) && n.push(encodeURIComponent(r) + "=" + encodeURIComponent(t[r]));
+                return n.length ? e + n.join("&") : ""
+            }
+            var o = Object.prototype.hasOwnProperty;
+            n.stringify = i,
+            n.parse = r
+        },
+        {}],
+        57 : [function(t, e, n) {
+            "use strict";
+            e.exports = function(t, e) {
+                if (e = e.split(":")[0], !(t = +t)) return ! 1;
+                switch (e) {
+                case "http":
+                case "ws":
+                    return 80 !== t;
+                case "https":
+                case "wss":
+                    return 443 !== t;
+                case "ftp":
+                    return 21 !== t;
+                case "gopher":
+                    return 70 !== t;
+                case "file":
+                    return ! 1
+                }
+                return 0 !== t
+            }
+        },
+        {}],
+        58 : [function(t, e, n) {
+            "use strict";
+            function r(t) {
+                var e = f.exec(t);
+                return {
+                    protocol: e[1] ? e[1].toLowerCase() : "",
+                    slashes: !!e[2],
+                    rest: e[3]
+                }
+            }
+            function i(t, e) {
+                for (var n = (e || "/").split("/").slice(0, -1).concat(t.split("/")), r = n.length, i = n[r - 1], o = !1, s = 0; r--;)"." === n[r] ? n.splice(r, 1) : ".." === n[r] ? (n.splice(r, 1), s++) : s && (0 === r && (o = !0), n.splice(r, 1), s--);
+                return o && n.unshift(""),
+                "." !== i && ".." !== i || n.push(""),
+                n.join("/")
+            }
+            function o(t, e, n) {
+                if (! (this instanceof o)) return new o(t, e, n);
+                var s, a, f, d, p, v, m = h.slice(),
+                b = typeof e,
+                y = this,
+                g = 0;
+                for ("object" !== b && "string" !== b && (n = e, e = null), n && "function" != typeof n && (n = c.parse), e = u(e), a = r(t || ""), s = !a.protocol && !a.slashes, y.slashes = a.slashes || s && e.slashes, y.protocol = a.protocol || e.protocol || "", t = a.rest, a.slashes || (m[2] = [/(.*)/, "pathname"]); g < m.length; g++) d = m[g],
+                f = d[0],
+                v = d[1],
+                f !== f ? y[v] = t: "string" == typeof f ? ~ (p = t.indexOf(f)) && ("number" == typeof d[2] ? (y[v] = t.slice(0, p), t = t.slice(p + d[2])) : (y[v] = t.slice(p), t = t.slice(0, p))) : (p = f.exec(t)) && (y[v] = p[1], t = t.slice(0, p.index)),
+                y[v] = y[v] || (s && d[3] ? e[v] || "": ""),
+                d[4] && (y[v] = y[v].toLowerCase());
+                n && (y.query = n(y.query)),
+                s && e.slashes && "/" !== y.pathname.charAt(0) && ("" !== y.pathname || "" !== e.pathname) && (y.pathname = i(y.pathname, e.pathname)),
+                l(y.port, y.protocol) || (y.host = y.hostname, y.port = ""),
+                y.username = y.password = "",
+                y.auth && (d = y.auth.split(":"), y.username = d[0] || "", y.password = d[1] || ""),
+                y.origin = y.protocol && y.host && "file:" !== y.protocol ? y.protocol + "//" + y.host: "null",
+                y.href = y.toString()
+            }
+            function s(t, e, n) {
+                var r = this;
+                switch (t) {
+                case "query":
+                    "string" == typeof e && e.length && (e = (n || c.parse)(e)),
+                    r[t] = e;
+                    break;
+                case "port":
+                    r[t] = e,
+                    l(e, r.protocol) ? e && (r.host = r.hostname + ":" + e) : (r.host = r.hostname, r[t] = "");
+                    break;
+                case "hostname":
+                    r[t] = e,
+                    r.port && (e += ":" + r.port),
+                    r.host = e;
+                    break;
+                case "host":
+                    r[t] = e,
+                    /:\d+$/.test(e) ? (e = e.split(":"), r.port = e.pop(), r.hostname = e.join(":")) : (r.hostname = e, r.port = "");
+                    break;
+                case "protocol":
+                    r.protocol = e.toLowerCase(),
+                    r.slashes = !n;
+                    break;
+                case "pathname":
+                    r.pathname = e.length && "/" !== e.charAt(0) ? "/" + e: e;
+                    break;
+                default:
+                    r[t] = e
+                }
+                for (var i = 0; i < h.length; i++) {
+                    var o = h[i];
+                    o[4] && (r[o[1]] = r[o[1]].toLowerCase())
+                }
+                return r.origin = r.protocol && r.host && "file:" !== r.protocol ? r.protocol + "//" + r.host: "null",
+                r.href = r.toString(),
+                r
+            }
+            function a(t) {
+                t && "function" == typeof t || (t = c.stringify);
+                var e, n = this,
+                r = n.protocol;
+                r && ":" !== r.charAt(r.length - 1) && (r += ":");
+                var i = r + (n.slashes ? "//": "");
+                return n.username && (i += n.username, n.password && (i += ":" + n.password), i += "@"),
+                i += n.host + n.pathname,
+                e = "object" == typeof n.query ? t(n.query) : n.query,
+                e && (i += "?" !== e.charAt(0) ? "?" + e: e),
+                n.hash && (i += n.hash),
+                i
+            }
+            var l = t("requires-port"),
+            u = t("./lolcation"),
+            c = t("querystringify"),
+            f = /^([a-z][a-z0-9.+-]*:)?(\/\/)?([\S\s]*)/i,
+            h = [["#", "hash"], ["?", "query"], ["/", "pathname"], ["@", "auth", 1], [NaN, "host", void 0, 1, 1], [/:(\d+)$/, "port", void 0, 1], [NaN, "hostname", void 0, 1, 1]];
+            o.prototype = {
+                set: s,
+                toString: a
+            },
+            o.extractProtocol = r,
+            o.location = u,
+            o.qs = c,
+            e.exports = o
+        },
+        {
+            "./lolcation": 59,
+            "querystringify": 56,
+            "requires-port": 57
+        }],
+        59 : [function(t, e, n) { (function(n) {
+                "use strict";
+                var r, i = /^[A-Za-z][A-Za-z0-9+-.]*:\/\//,
+                o = {
+                    hash: 1,
+                    query: 1
+                };
+                e.exports = function(e) {
+                    e = e || n.location || {},
+                    r = r || t("./");
+                    var s, a = {},
+                    l = typeof e;
+                    if ("blob:" === e.protocol) a = new r(unescape(e.pathname), {});
+                    else if ("string" === l) {
+                        a = new r(e, {});
+                        for (s in o) delete a[s]
+                    } else if ("object" === l) {
+                        for (s in e) s in o || (a[s] = e[s]);
+                        void 0 === a.slashes && (a.slashes = i.test(e.href))
+                    }
+                    return a
+                }
+            }).call(this, "undefined" != typeof global ? global: "undefined" != typeof self ? self: "undefined" != typeof window ? window: {})
+        },
+        {
+            "./": 58
+        }]
+    },
+    {},
+    [1])(1)
+});
+//# sourceMappingURL=sockjs.min.js.map