Fix comment container delete should accept both uuid/name
Fix comment container delete should accept both uuid/name

Fix comment so that the contoller logic for container delete
should accept both uuid/name.

Change-Id: Ie35ec2497d60c7e25019ad49ac9596eb6c9492d2
Closes-Bug: #1503840

dimtruck/magnum,ArchiFleKs/magnum,dimtruck/magnum,jay-lau/magnum,openstack/magnum,openstack/magnum,ArchiFleKs/magnum