OSIS-2418 is_prerequisite is now management by the view
OSIS-2418 is_prerequisite is now management by the view

uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis,uclouvain/OSIS-Louvain