Fixes uid, email and displayName advertisement in MUC presence.

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=45"></script>
+    <script src="libs/app.bundle.js?v=46"></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">

modules/xmpp/xmpp.js

 var EventEmitter = require("events");
 var Recording = require("./recording");
 var SDP = require("./SDP");
+var Settings = require("../settings/Settings");
 var Pako = require("pako");
 var StreamEventTypes = require("../../service/RTC/StreamEventTypes");
 var UIEvents = require("../../service/UI/UIEvents");
         connection.jingle.pc_constraints.optional.push({googIPv6: true});
     }
 
+    // Include user info in MUC presence
+    var settings = Settings.getSettings();
+    if (settings.email) {
+        connection.emuc.addEmailToPresence(settings.email);
+    }
+    if (settings.uid) {
+        connection.emuc.addUserIdToPresence(settings.uid);
+    }
+    if (settings.displayName) {
+        connection.emuc.addDisplayNameToPresence(settings.displayName);
+    }
+
     var anonymousConnectionFailed = false;
     connection.connect(jid, password, function (status, msg) {
         console.log('Strophe status changed to',
                 break;
             case "email":
                 connection.emuc.addEmailToPresence(value);
+                break;
             default :
-                console.log("Unknown tag for presence.");
+                console.log("Unknown tag for presence: " + name);
                 return;
         }
-        if(!dontSend)
+        if (!dontSend)
             connection.emuc.sendPresence();
     },
     /**