tools: use tarballs rather than git for Folsom tests
tools: use tarballs rather than git for Folsom tests

Change-Id: I84479f4dd5f49063e957f30d38ad079c40cdcfd7
Signed-off-by: Julien Danjou <5c682c2d1ec4073e277f9ba9f4bdf07e5794dabe@danjou.info>

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