OSIS-3155 : Empty CDN_URL default (remove button if not set)
OSIS-3155 : Empty CDN_URL default (remove button if not set)

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