Updated openstack/openstack
Project: openstack/sahara  136aa148cc81b35b93947d8e663138ace402cc89

Update oslo-incubator excutils module

Changes -
 * save_and_reraise_exception: make logging respect the reraise parameter

Change-Id: Ic2c0f482f7f8dd0657f8738c19f622fbd501b3a8