* update openstack to terraform 0.12(.5)
* replace cluter.tf with cluster.tfvars
* update README.md to terraform 0.12
* update Openstack CI tests to use terraform 0.12
* specify terraform version in openstack README
* gitlab CI to copy cluster.tfvars in case of openstack provider
* The terraform/openstack dynamic inventory can read
tfstate v4 (generated by terraform 0.12) and convert them internally
ro v3 (as generated by terraform 0.11.x).
Additionally the script has been updated to Python 3.
* PHASE 2 - Enable Packet-CI in gitlab
* Add gitlab files
* Reset files back and only keep Packet
* Include packet
* Add missing Upgrade Tests
* Update GCE jobs etc
* Fix bug
* Yaml lint all gitlab files
* Remove GCE
* Test
* Test again
* Enable GCE again
* Install requirements
* Cleanup the gitlab file
* Cleanup runner tags
* Install requirements
* Test
* Test variables for gce
* Test again
* Test again
* Fix
* Update