d4science-ghn-cluster/group_vars/dataminer_dev: Use dataminer release 1.0.0-3.9.0 and not the snapshot
d4science-ghn-cluster/roles/dataminer_app/templates/pom.xml.j2: Fix the pom to download the correct dependencies.
library/roles/redmine/defaults/main.yml: manage the wiki-external plugin.
library/roles/ubuntu-deb-general/tasks/manage_su_limits.yml: Change the pam su configuration to load pam_limits.