/**
  * Return an instance of this class.
  *
  * @since     1.0.0
  * @return    object    A single instance of this class.
  */
 public static function get_redux_instance()
 {
     // If the single instance hasn't been set, set it now.
     if (null == self::$redux) {
         self::$redux = new ReduxFramework();
         self::$redux->init();
     }
     return self::$redux;
 }