channelstream: use $scope.$apply

frontend/src/components/channelstream.js

@@ -38,6 +38,7 b' function ChannelstreamController($rootScope, stateHolder, userSelfPropertyResour'
         };
         stateHolder.websocket.onmessage = function (event) {
             var data = JSON.parse(event.data);
+            $scope.$apply(function (scope) {
             _.each(data, function (message) {
                 console.log('channelstream-message', message);
                 if(typeof message.message.topic !== 'undefined'){
@@ -48,6 +49,7 b' function ChannelstreamController($rootScope, stateHolder, userSelfPropertyResour'
                     $rootScope.$broadcast('channelstream-message', message);
                 }
             });
+            });
         };
         stateHolder.websocket.onclose = function (event) {
             console.log('closed');