Uses npm packeges for socket.io and jsSHA.

index.html

     <meta itemprop="image" content="/images/jitsilogo.png"/>
     <script src="https://api.callstats.io/static/callstats.min.js"></script>
     <script src="libs/jquery-2.1.1.min.js"></script>
-    <script src="https://cdn.socket.io/socket.io-1.2.0.js"></script>
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/jsSHA/1.5.0/sha.js"></script>
     <script src="config.js?v=12"></script><!-- adapt to your needs, i.e. set hosts and bosh path -->
     <script src="libs/strophe/strophe.min.js?v=2"></script>
     <script src="libs/strophe/strophe.disco.min.js?v=1"></script>

modules/statistics/CallStats.js

 /* global config, $, APP, Strophe, callstats */
+var jsSHA = require('jssha');
+var io = require('socket.io-client');
 var callStats = null;
 
 function initCallback (err, msg) {
         if(!config.callStatsID || !config.callStatsSecret || callStats !== null)
             return;
 
-        callStats = new callstats($,io,jsSHA);
+        callStats = new callstats($, io, jsSHA);
 
         this.session = jingleSession;
         this.peerconnection = jingleSession.peerconnection.peerconnection;

package.json

       "sdp-transform": "1.4.0",
       "sdp-simulcast": "0.1.0",
       "async": "0.9.0",
-      "retry": "0.6.1"
+      "retry": "0.6.1",
+      "jssha": "1.5.0",
+      "socket.io-client": "1.3.6"
   },
   "devDependencies": {
   },