config(provider/openstack): Added extra settings and some documentation (#1552)
config(provider/openstack): Added extra settings and some documentation (#1552)

* Added missing Openstack settings and some extra documentation.

* Corrected openstack setting to point to user domain name

ewiseblatt/spinnaker,spinnaker/spinnaker,duftler/spinnaker,ewiseblatt/spinnaker,spinnaker/spinnaker,ewiseblatt/spinnaker,skim1420/spinnaker,jtk54/spinnaker,duftler/spinnaker,skim1420/spinnaker,ewiseblatt/spinnaker,skim1420/spinnaker,duftler/spinnaker,duftler/spinnaker,jtk54/spinnaker,spinnaker/spinnaker,spinnaker/spinnaker,jtk54/spinnaker,skim1420/spinnaker