public function loadForStory(\Neblion\ScrumBundle\Entity\Story $story)
 {
     return $this->getEntityManager()->createQuery('SELECT st, s, m, a, p
                 FROM NeblionScrumBundle:StoryComment st
                 INNER JOIN st.story s
                 INNER JOIN st.member m
                 INNER JOIN m.account a
                 INNER JOIN a.profile p
                 WHERE s.id = :story_id
                 ORDER BY st.created')->setParameter('story_id', $story->getId())->getResult();
 }