Merge pull request #2931 from torvitas/master

.../network-storage/heketi/roles/provision/tasks/storage.yml

...ork-storage/heketi/roles/provision/tasks/storageclass.yml

...network-storage/heketi/roles/provision/tasks/topology.yml

...eti/roles/provision/templates/glusterfs-daemonset.json.j2

...heketi/roles/provision/templates/heketi-bootstrap.json.j2

...eketi/roles/provision/templates/heketi-deployment.json.j2

.../roles/provision/templates/heketi-service-account.json.j2

...e/heketi/roles/provision/templates/heketi-storage.json.j2

...k-storage/heketi/roles/provision/templates/heketi.json.j2

...rage/heketi/roles/provision/templates/storageclass.yml.j2

...storage/heketi/roles/provision/templates/topology.json.j2

...twork-storage/heketi/roles/tear-down-disks/tasks/main.yml

...rib/network-storage/heketi/roles/tear-down/tasks/main.yml