Updated openstack/openstack
Project: openstack-dev/devstack  f1eb0475d9320875f1a6c4a9c398e9388350d206
null
don't check for service enabled

service enabled is something that's not required for sysstat and
friends, because instead we actually can do this with screen_it.

Change-Id: I4aa5787101cb0def46690f38a7f82effbb85f502