d4science-ghn-cluster/group_vars/mongo_cluster_prod/iptables.yml: Add the last cloud provider's networks.
d4science-ghn-cluster/host_vars: Remove the old host_vars definitions.
d4science-ghn-cluster/group_vars/smartexecutor_prod/r-packages.yml: explicitly list the R packages to be installed.
d4science-ghn-cluster/inventory/hosts.production: Merge the smartexecutor_prod groups.
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.