Merge pull request #91 from QuickBlox/develop.webrtc.bf.14122015

small fix

Author: Igor Khomenko

js/modules/webrtc/qbWebRTCClient.js

@@ -193,7 +193,7 @@ WebRTCClient.prototype._onStopListener = function(userID, sessionID, extension)
   var session = this.sessions[sessionID],
       extensionClone = JSON.parse(JSON.stringify(extension));
 
-  if( session && session.state === WebRTCSession.State.ACTIVE ){
+  if( session && (session.state === WebRTCSession.State.ACTIVE || session.state === WebRTCSession.State.NEW)){
     this._cleanupExtension(extensionClone);
 
     if (typeof this.onStopCallListener === 'function'){