Remove a Docker image, and update the Boost demo about third party warnings along with the associated Docker image
requested to merge sgilles/gettingstartedwithmoderncpp:116_120_docker_images_and_boost_demo into master
[En cours] Mise en place de quotas sur nos instances GitLab. Plus d'information sur : https://doc-si.inria.fr/pages/viewpage.action?pageId=146834656
[In progress] Quotas installation on our GitLab instances. More information: https://doc-si.inria.fr/pages/viewpage.action?pageId=146834656
Prochaine maintenance programmée : lundi 07/10
Pour plus d'informations : https://doc-si.inria.fr/display/SU/Gitlab