tree c8f817e024b374805d15806a52df7fd16dc11ab4
parent 7a9a86d86504bd59ee1d555f4316662bff5ad491
author Oleh Hryhorov <ohryhorov@mirantis.com> 1537365791 +0000
committer Oleh Hryhorov <ohryhorov@mirantis.com> 1537874131 +0000

Setting up upgrade_levels

The patch sets up upgrade_levels for controller and computes
to support different OpenStack versions among the nodes.

Change-Id: I94c1588605ffaa1c0c2f54aa7c471dc7f5f3cf3b