/**
* This is a slightly modified version of http://api.jquery.com/jQuery.extend/
*
* @method Phaser.Utils.extend
* @param {boolean} deep - Perform a deep copy?
* @param {object} target - The target object to copy to.
* @return {object} The extended object.
*/
export default function Extend(deep?: any, target?: any, copy?: any): any;