/**
  * Redirect to step
  *
  * @access public
  * @param ScriptInstallerStep $step
  * @return null
  */
 function goToStep($step)
 {
     if (!$this->installer instanceof ScriptInstaller) {
         return false;
     }
     return $this->installer->goToStep($step);
 }
 /**
 * Redirect to step
 *
 * @access public
 * @param ScriptInstallerStep $step
 * @return null
 */
 function goToStep($step) {
   if(!($this->installer instanceof ScriptInstaller)) return false;
   return $this->installer->goToStep($step);
 } // goToStep