In order to speed up deployment time some "local" actions should be run
only once using 'run_once: True'.
This will decrease deployment time in case of multihost configuration.
Change-Id: I6015d772d35c15e96c52f577013b6e41197cb41a
Ansible task support vars directive, no need implement another one in
merge_config. This patch remove the vars directive in merge_config
action plugin.
Change-Id: I33648a2b6e39b4d49ce76eb66fbf2522721f8c68
Allow operators to use their custom policy files.
Avoid maintain policy files in kolla repos, only copying
the files when an operator add their custom config.
Implements: blueprint custom-policies
Change-Id: Icf3c961b87cbc7a1f1dd2ffbfffcf271d151d862