public function mark_ready_for_dispatchAction(Order $order)
    {
        $order->markReadyForDispatchBySeller();

        $em = $this->getDoctrine()->getEntityManager();
        $em->persist($order);
        $em->flush();

        return $this->redirect($this->generateUrl('Order_show', array(
            'id' => $order->getNumberForPath()
        )));
    }