code: function Blink (opts) {
      Blink.superclass.constructor.call(this, opts)
      this.times = opts.blinks
  }
docs: @class
  Blinks a Node object by modifying it's visible attribute
  
  @memberOf cocos.actions
  @extends cocos.actions.ActionInterval
  
  @opt {Integer} blinks Number of times to blink
  @opt {Float} duration