Remove obsolete comments

src/app/services/websocket.service.ts

@@ -25,9 +25,6 @@ export class WebSocketService {
       return;
     }
 
-    // Using share() causes a single WebSocket to be created when the first
-    // observer subscribes. This socket is shared with subsequent observers
-    // and closed when the observer count falls to zero.
     const wsproto = (location.protocol === 'https:') ? 'wss://' : 'ws://';
     this.downlink = jsonWebsocketConnect(
       wsproto + window.location.host + '/ws',
@@ -44,10 +41,6 @@ export class WebSocketService {
   }
 
   public send(key: string, data?: any, trigger?: any): void {
-    // If the WebSocket is not connected then the QueueingSubject will ensure
-    // that messages are queued and delivered when the WebSocket reconnects.
-    // A regular Subject can be used to discard messages sent when the WebSocket
-    // is disconnected.
     // TODO: do this nicer?
     const message = {'key': key};
     if (data) {