Bump to eclipse 2021-12, tycho 2.5.0, xtend/xtext 2.25.0
use latest eclipse IDE
[A venir] Mise en place de quotas sur nos instances GitLab. Plus d'information sur : https://doc-si.inria.fr/pages/viewpage.action?pageId=129728565
[Coming soon] Quotas installation on our GitLab instances. More information: https://doc-si.inria.fr/pages/viewpage.action?pageId=129728565
use latest eclipse IDE