Upates colibri.js version.

index.html

@@ -3,7 +3,7 @@
     <title>WebRTC, meet the Jitsi Videobridge</title>
     <script src="//ajax.googleapis.com/ajax/libs/jquery/2.0.3/jquery.min.js"></script>
     <script src="libs/strophejingle.bundle.js?v=7"></script><!-- strophe.jingle bundle -->
-    <script src="libs/colibri.js?v=6"></script><!-- colibri focus implementation -->
+    <script src="libs/colibri.js?v=7"></script><!-- colibri focus implementation -->
     <script src="muc.js?v=4"></script><!-- simple MUC library -->
     <script src="estos_log.js?v=3"></script><!-- simple stanza logger -->
     <script src="app.js?v=14"></script><!-- application logic -->