public function deleteShippingAction(Request $request, NewsletterShipping $newsletterShipping)
    {
        $em = $this->getDoctrine()->getManager();
        $em->remove($newsletterShipping);
        $em->flush();

        $this->get('session')->getFlashBag()->add('success', 'newsletter.shipping.deleted');
        
        if($request->query->get('redirect')!=''){
            return  $this->redirect($request->query->get('redirect'));
        }
        
        return $this->redirect($this->generateUrl('coreextra_newsletter_shipping'));
    }