Fix to use the new NOVA API to find images
Fix to use the new NOVA API to find images

Change-Id: I44ff02def0d03757a53f7c1caf105781b1f5a23e

openstack/kloudbuster,openstack/kloudbuster,openstack/kloudbuster,openstack/kloudbuster,openstack/kloudbuster,openstack/kloudbuster