Jeffrey Zhang ae34973d35 Fix the kolla_docker issue with docker 1.12
After docker 1.12, the RepoTags will be None rather than [] in the
image list API. This PS will handle the both case.

Change-Id: Ie2da44b44229c2f190550755b50876f607f9cc0c
Closes-Bug: #1608358
2016-08-01 13:41:05 +08:00
..
2015-12-22 04:28:53 +00:00