anchor.diff:   * */
   
   class Game {
  -  
  +
     /**
      * The canvas element that we are using.
      * */
     CanvasElement canvas;
  -  
  +
     /**
      * [StageXL.Stage] object
      * */
     StageXL.Stage stage;
  -  
  +
     /**
      * [StageXL.RenderLoop] object
      * */
     StageXL.RenderLoop renderLoop;
  -  
  +
     /**
      * [StageXL.ResourceManager] object
      * */
     StageXL.ResourceManager resourceManager;
  -  
  +
     /**
      * [StateManager] object
      * */
  
positive.code:    * * fullScreen: stage gets full screen and keeps the aspect ratio
     * */
    Game({int width: 800, int height: 600, bool webGL: false, int frameRate: 30,
        int color: StageXL.Color.Black, bool fullScreen: false}) {
  
      if (fullScreen) {
        double scale = 1.0;
        double ratioWidth = (window.innerWidth) / width;
        double ratioHeight = (window.innerHeight) / height;
        scale = (ratioWidth < ratioHeight) ? ratioWidth : ratioHeight;
        width = (scale * width).toInt();
        height = (scale * height).toInt();
      }
  
negative.code:         webGL: webGL,
          frameRate: frameRate,
          color: color);
      
      renderLoop = new StageXL.RenderLoop();
      resourceManager = new StageXL.ResourceManager();
      stateManager = new StateManager(this);
  