Clear previous witness when adding new ones
requested to merge 192-references-to-previous-witnesses-are-not-updated-when-relaunching-abs2gal into master
La vérification des quotas de chaque projet est mise en place en mode non bloquant. Plus d'information sur : https://doc-si.inria.fr/pages/viewpage.action?pageId=146834656
Quota verification is enabled for projects in non-blocking mode. More information: https://doc-si.inria.fr/pages/viewpage.action?pageId=146834656