Generate keystone admin for save only in fuelmenu

Fixes bug in 9b6add620f303a299983fc9a1393bd3c76c53d20
where save-only mode of fuelmenu does not create
keystone/admin_token.

blueprint access-control-master-node

Change-Id: I29b5bb6d2e381c20c5dae47605fe9d2893a8333d
Merge "Generate keystone admin for save only in fuelmenu"