text: export var rAF = (function() {
      return window.requestAnimationFrame ||
             window.webkitRequestAnimationFrame ||
             window.mozRequestAnimationFrame;
  })();
  
  export default rAF;
  
  export var cancelRAF = (function() {
      return window.cancelAnimationFrame ||
             window.cancelRequestAnimationFrame ||
             window.webkitCancelRequestAnimationFrame ||
             window.mozCancelRequestAnimationFrame;
  })();
  