/**
  * helper function for any files that do not inherit fflcommerce_base, they can access fflcommerce_options
  * @return FFLCommerce_Options_Interface the options that have been set, or null if they haven't been set yet
  */
 public static function get_options()
 {
     // default options to FFLCommerce_Options if they haven't been set
     if (self::$fflcommerce_options == null) {
         self::$fflcommerce_options = new FFLCommerce_Options();
     }
     return self::$fflcommerce_options;
 }