heat tools : glance-jeos-add-from-github avoid duplicates
heat tools : glance-jeos-add-from-github avoid duplicates

Avoid adding images to glance when they already exist

Change-Id: Ia914cc3015fcdcc0c12e3773985298fce6872751
Signed-off-by: Steven Hardy <4d1810d1ff6d7f22d774341c4549c02173d2f2ab@redhat.com>

jasondunsmore/heat,maestro-hybrid-cloud/heat,rh-s/heat,gonzolino/heat,srznew/heat,rdo-management/heat,openstack/heat,rh-s/heat,dragorosson/heat,dragorosson/heat,ntt-sic/heat,takeshineshiro/heat,jasondunsmore/heat,pratikmallya/heat,Triv90/Heat,NeCTAR-RC/heat,rickerc/heat_audit,varunarya10/heat,cryptickp/heat,varunarya10/heat,pshchelo/heat,JioCloud/heat,pratikmallya/heat,citrix-openstack-build/heat,steveb/heat,NeCTAR-RC/heat,ntt-sic/heat,rdo-management/heat,redhat-openstack/heat,miguelgrinberg/heat,Triv90/Heat,Triv90/Heat,steveb/heat,noironetworks/heat,gonzolino/heat,srznew/heat,openstack/heat,noironetworks/heat,dims/heat,cwolferh/heat-scratch,pshchelo/heat,maestro-hybrid-cloud/heat,citrix-openstack-build/heat,redhat-openstack/heat,rickerc/heat_audit,takeshineshiro/heat,cwolferh/heat-scratch,JioCloud/heat,dims/heat,miguelgrinberg/heat,cryptickp/heat