message: Restrict access to `connect`/`disconnect` on `TakeMeThereSignal`
diff: @@ -22,7 +22,7 @@ public:
  void notification(const NotificationArea::Notification&);
  - TakeMeThereSignal& takeMeThere() { return mTakeMeThereClicked; }
  + TakeMeThereSignal::Source& takeMeThere() { return mTakeMeThereClicked; }
  void update() override;
  