Force websocket reconnection when the logged in user changes

h/static/scripts/test/widget-controller-test.js

@@ -458,7 +458,7 @@ describe('WidgetController', function () {
         $rootScope.$emit('sidebarOpened');
         fakeStreamer.connect.reset();
         $rootScope.$emit(events.USER_CHANGED);
-        assert.called(fakeStreamer.connect);
+        assert.called(fakeStreamer.reconnect);
       });
     });
   });

h/static/scripts/widget-controller.js

@@ -308,7 +308,7 @@ module.exports = function WidgetController(
 
   $rootScope.$on(events.USER_CHANGED, function () {
     if (sidebarOpen) {
-      streamer.connect();
+      streamer.reconnect();
     }
   });