     /**
      Creates an `Animate` instance that performs a scale core graphics transformation on a view.
      
+     - parameter duration: Duration for the transformation.
      - parameter x: Value to scale in the x direction.
      - parameter y: Value to scale in the y direction.
      

    /**
     Creates an `Animate` instance that performs a translation core graphics transformation on a view.
     
     - parameter x: Value to shift in the x direction.
     - parameter y: Value to shift in the y direction.
     

    /**
     Creates an `Animate` instance that performs a rotation core graphics transformation on a view.
     
     - parameter duration: Duration for the transformation.
     - parameter angle: Degrees to rotate the view.
     
     - returns: Animate instance.
