/**
* Removes an item at the specified position.
* @param integer the index of the item to be removed.
* @return mixed the removed item.
*/
public function removeAt($index)
{
$step = parent::removeAt($index);
$this->_wizard->getMultiView()->getViews()->remove($step);
$this->_wizard->removedWizardStep($step);
return $step;
}