Remove events.rooms[room_id] entirely from event-handler-service.

Everything now uses modelService, but there are still one or two
minor teething problems to fix.

webclient/home/home-controller.js

@@ -58,7 +58,6 @@ angular.module('HomeController', ['matrixService', 'eventHandlerService', 'Recen
                     // Add room_alias & room_display_name members
                     angular.extend(room, matrixService.getRoomAliasAndDisplayName(room));
                     
-                    eventHandlerService.setRoomVisibility(room.room_id, "public");
                 }
             }
         );