Updating Horizon core with recent changes
Updating Horizon core with recent changes

Change-Id: I3a977b3cccfcd0fd5039d0603501f8b7f08749bc

JohnGarbutt/reviewstats,openstack-infra/reviewstats,openstack-infra/reviewstats,cp16net/reviewstats,JohnGarbutt/reviewstats,cp16net/reviewstats