Set the default_log_levels to include keystoneclient
Set the default_log_levels to include keystoneclient

This creates a loggger for keystoneclient so we don't get:
"
No handlers could be found for logger "keystoneclient.middleware.auth_token"
"

bug 1152584
Signed-off-by: Angus Salkeld <asalkeld@redhat.com>

Change-Id: I72d4de37799956b33371826aae50d8ac1ee333b1

NeCTAR-RC/ceilometer,fabian4/ceilometer,rackerlabs/instrumented-ceilometer,JioCloud/ceilometer,luogangyi/Ceilometer-oVirt,citrix-openstack-build/ceilometer,tanglei528/ceilometer,pkilambi/ceilometer,rickerc/ceilometer_audit,chungg/aodh,shootstar/ctest,isyippee/ceilometer,idegtiarov/ceilometer,citrix-openstack-build/ceilometer,pczerkas/aodh,sileht/aodh,maestro-hybrid-cloud/ceilometer,mathslinux/ceilometer,luogangyi/Ceilometer-oVirt,openstack/aodh,openstack/aodh,m1093782566/openstack_org_ceilometer,rackerlabs/instrumented-ceilometer,m1093782566/openstack_org_ceilometer,NeCTAR-RC/ceilometer,r-mibu/ceilometer,pczerkas/aodh,isyippee/ceilometer,dreamhost/ceilometer,citrix-openstack-build/ceilometer,JioCloud/ceilometer,Juniper/ceilometer,NeCTAR-RC/ceilometer,redhat-openstack/ceilometer,shootstar/ctest,rickerc/ceilometer_audit,froyobin/ceilometer,fabian4/ceilometer,eayunstack/ceilometer,cernops/ceilometer,maestro-hybrid-cloud/ceilometer,JioCloud/ceilometer,ityaptin/ceilometer,Juniper/ceilometer,froyobin/ceilometer,MisterPup/Ceilometer-Juno-Extension,rickerc/ceilometer_audit,cernops/ceilometer,ityaptin/ceilometer,chungg/aodh,MisterPup/Ceilometer-Juno-Extension,idegtiarov/ceilometer,tanglei528/ceilometer,redhat-openstack/ceilometer,eayunstack/ceilometer,r-mibu/ceilometer,tanglei528/ceilometer,pkilambi/ceilometer,rackerlabs/instrumented-ceilometer,sileht/aodh,openstack/ceilometer,dreamhost/ceilometer,openstack/ceilometer,mathslinux/ceilometer