Common code for writing OpenStack upgrade checks.

Gerrit User 6928 32085e9eed Create patch set 5 ... Uploaded patch set 5: Patch Set 4 was rebased. Patch-set: 5 Subject: Add proper documentation Commit: 32c53f2992 Groups: a4a742c3aa		2018-09-19 14:19:02 +00:00