message: Removed tap selection on iOS Safari
diff: @@ -49,4 +49,6 @@ function disableSelection(canvas: HTMLCanvasElement): void {
  canvas.style.msUserSelect = 'none';
  // tslint:disable-next-line:no-any
  (canvas as any).style.MozUserSelect = 'none';
  +
  + canvas.style.webkitTapHighlightColor = 'rgba(0,0,0,0)';
  }
  