anchor.diff:        _saveGame();
         
         if (submitHighScore != null) {
  -        _gamePanelLogger.fine("submitScore(ScoreType.HIGH_SCORE, ${board.score}");
  +        _gamePanelLogger.fine("submitScore(ScoreType.HIGH_SCORE, ${board.score})");
           submitHighScore(ScoreType.HIGH_SCORE, board.score);
         }
         
  
positive.code:   removed() {
      _gameLoop.keyboard.interceptor = null;
      _bodyElement.classes.remove('no-scroll');
      _gameLoop.stop();
    }
  
  
negative.code:   BodyElement _bodyElement;
    final Logger _gamePanelLogger = new Logger("GamePanel");
  
    StreamSubscription _onTouchStartSubscription;
    StreamSubscription _onTouchEndSubscription;
    
    _preventBubble(Event e) => e.preventDefault();
    
    @override
    inserted() {
      _pauseButton = query('#pause');
  