Updated openstack/openstack
Project: openstack/nova  0cf8568c9a91eeb8ef529b47db6b1d899ccdc055
null
Don't replace instance.info_cache on each save

If we are working on an Instance that came from an older client,
we should not replace an older nested .info_cache object with a
newer one for no reason during a save().

Related-Bug: #1258256
Change-Id: I8cf4a629d454de1a5de16ea4032f39e36aab505a