Merge branch 'instance_prod' into 'master'

roles/bbb_instance/tasks/main.yml

roles/collabora_online_instance/tasks/main.yml

roles/etherpad/tasks/main.yml

roles/framadate_instance/tasks/main.yml

roles/garradin_instance/tasks/main.yml

roles/gitlab/tasks/main.yml

roles/humhub/tasks/main.yml

roles/instance_prod/tasks/main.yml

roles/mattermost_instance/tasks/main.yml

roles/mosparo/tasks/main.yml

roles/nextcloud_instance/tasks/main.yml

roles/rocketchat_instance/tasks/main.yml

roles/wordpress_instance/tasks/main.yml

roles/yeswiki_instance/tasks/main.yml