MUC update message should be from bare room JID

modules/xmpp/ChatRoom.js

         }
     }
 
-    if (from==this.myroomjid && $(msg).find('>x[xmlns="http://jabber.org/protocol/muc#user"]>status[code="104"]').length) {
+    if (from==this.roomjid && $(msg).find('>x[xmlns="http://jabber.org/protocol/muc#user"]>status[code="104"]').length) {
       this.discoRoomInfo();
     }