6c101e313c
Copies the openstack-release file to another location so that the original version being upgraded can be referenced in the event of a failure where openstack-setup-hosts has replaced the openstack-release file. That way the list of versions to upgrade is correct upon re-running the leapfrog upgrade script. Change-Id: I63de16bf27813dd623e996a5ac5de7bb8f8668b6