Updated openstack/openstack
Project: openstack-infra/devstack-gate  709a3cecd573ceb03243c37dba7f8c3d5b3594b7
null
Start compressing config files too

This commit starts gzipping the config files that are copied to the
log directory. Previously this was overlooked because there weren't
any conf files copied.

Change-Id: I21902d34eeea6931289f2a8053c787cd5284e5b2