Add the openstack-utils package to all nodes

The openstack-utils package holds in it a lot of the cli tools
used to manage openstack. like the openstack-service, openstack-config
and such.

* added when workarounds are enabled.
* ideally $installer installs this tool

Change-Id: I9df469a98af0a76ffa7b88cca506f7cf7e2e8962