Modifies "authentication required" dialog.

index.html

     <script src="libs/popover.js?v=1"></script><!-- bootstrap tooltip lib -->
     <script src="libs/toastr.js?v=1"></script><!-- notifications lib -->
     <script src="interface_config.js?v=5"></script>
-    <script src="libs/app.bundle.js?v=53"></script>
+    <script src="libs/app.bundle.js?v=54"></script>
     <script src="analytics.js?v=1"></script><!-- google analytics plugin -->
     <link rel="stylesheet" href="css/font.css?v=6"/>
     <link rel="stylesheet" href="css/toastr.css?v=1">

lang/main.json

         "sharePreziTitle": "Share a Prezi",
         "sharePreziMsg": "Another participant is already sharing a Prezi.This conference allows only one Prezi at a time.",
         "Remove": "Remove",
-        "Stop": "Stop",
-        "AuthMsg": "Authentication is required to create room:<br/><b>__room__ </b></br> You can either authenticate to create the room or just wait for someone else to do so.",
-        "Authenticate": "Authenticate",
+        "WaitingForHost": "Waiting for the host ...",
+        "WaitForHostMsg": "The conference <b>__room__ </b> has not yet started. If you are the host then please authenticate. Otherwise, please wait for the host to arrive.",
+        "IamHost": "I am the host",
         "Cancel": "Cancel",
         "retry": "Retry",
         "logoutTitle" : "Logout",

libs/app.bundle.js

         // extract room name from 'room@muc.server.net'
         var room = roomName.substr(0, roomName.indexOf('@'));
 
-        var title = APP.translation.generateTranslatonHTML("dialog.Stop");
-        var msg = APP.translation.generateTranslatonHTML("dialog.AuthMsg",
-            {room: room});
+        var title
+            = APP.translation.generateTranslatonHTML("dialog.WaitingForHost");
+        var msg
+            = APP.translation.generateTranslatonHTML(
+                    "dialog.WaitForHostMsg", {room: room});
 
         var buttonTxt
-            = APP.translation.generateTranslatonHTML("dialog.Authenticate");
+            = APP.translation.generateTranslatonHTML("dialog.IamHost");
         var buttons = [];
         buttons.push({title: buttonTxt, value: "authNow"});
 

modules/UI/authentication/Authentication.js

         // extract room name from 'room@muc.server.net'
         var room = roomName.substr(0, roomName.indexOf('@'));
 
-        var title = APP.translation.generateTranslatonHTML("dialog.Stop");
-        var msg = APP.translation.generateTranslatonHTML("dialog.AuthMsg",
-            {room: room});
+        var title
+            = APP.translation.generateTranslatonHTML("dialog.WaitingForHost");
+        var msg
+            = APP.translation.generateTranslatonHTML(
+                    "dialog.WaitForHostMsg", {room: room});
 
         var buttonTxt
-            = APP.translation.generateTranslatonHTML("dialog.Authenticate");
+            = APP.translation.generateTranslatonHTML("dialog.IamHost");
         var buttons = [];
         buttons.push({title: buttonTxt, value: "authNow"});