* stable-3.0:
Update git submodules
Update git submodules
ListGroups: Accept --ownedby as an alias of --owned-by
Update git submodules
Fix documentation of owned-by option in groups REST API
Update git submodules
ListTestPlugin: Add missing license header
Update git submodules
gerrit-config.txt: cache-automerge is for "merge" commmits
Change-Id: I3961d03d64f195e899fa819badf7ab93ac7facd3