Change all absent flavors to existing in gates jobs. To allow
functional testing of samples in gate.
Change-Id: Ic88da1d00b6d47e5251623a25dd4ef8fa5682084
Current Rally provides "boot_and_live_migrate_server" scenario, but doesn't
provide cold migration scenario. This patch adds the scenario named
"boot_and_migrate_server".
Change-Id: I681b66475f1a455e33d78e63abd73f67d3960e52