message: Fix notification reactivity
diff: @@ -184,7 +184,7 @@ export class ChatClient {
  if (this.notifications[roomId]) {
  this.notifications[roomId] = this.notifications[roomId] + 1;
  } else {
  - this.notifications[roomId] = 1;
  + Vue.set(this.notifications, '' + roomId, 1);
  }
  }
  }
  @@ -342,7 +342,7 @@ export class ChatClient {
  const roomId = msg.data.roomId;
  if (this.room && this.room.id === roomId) {
  - Vue.delete(this.notifications, roomId);
  + Vue.delete(this.notifications, '' + roomId);
  }
  } else if (msg.event === 'user-enter-room') {
  const user = new ChatUser(msg.data.user);
  