Nukes the enableFirefoxSupport config param.

config.js

     channelLastN: -1, // The default value of the channel attribute last-n.
     adaptiveLastN: false,
     adaptiveSimulcast: false,
-    useRtcpMux: true,
-    useBundle: true,
+    useRtcpMux: true, // required for FF support
+    useBundle: true, // required for FF support
     enableRecording: false,
     enableWelcomePage: true,
-    enableSimulcast: false,
-    enableFirefoxSupport: false, //firefox support is still experimental and
-    // will work when simulcast is *disabled* and rtcpMux & bundle are *enabled*.
+    enableSimulcast: false, // blocks FF support
     logStats: false, // Enable logging of PeerConnection stats via the focus
     /*noticeMessage: 'Service update is scheduled for 16th March 2015. ' +
     'During that time service will not be available. ' +

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=51"></script>
+    <script src="libs/app.bundle.js?v=52"></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/RTC/RTCUtils.js

     if (navigator.mozGetUserMedia) {
         console.log('This appears to be Firefox');
         var version = parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
-        if (version >= 38) {
+        if (version >= 38
+            && !config.enableSimulcast && config.useBundle && config.useRtcpMux) {
             this.peerconnection = mozRTCPeerConnection;
             this.browser = RTCBrowserType.RTC_BROWSER_FIREFOX;
             this.getUserMedia = navigator.mozGetUserMedia.bind(navigator);

modules/xmpp/moderator.js

                 { name: 'openSctp', value: config.openSctp})
                 .up();
         }
-        var roomName = APP.UI.generateRoomName();
-        if (typeof roomName !== 'string') roomName = '';
-        if (config.enableFirefoxSupport !== undefined && roomName.indexOf('rembson@') === -1) {
-            elem.c(
-                'property',
-                { name: 'enableFirefoxHacks',
-                    value: config.enableFirefoxSupport})
-                .up();
-        }
         elem.up();
         return elem;
     },