Add openstack::cinder::all class

This patch adds openstack::cinder::all to deploy cinder
services all-in-one. This will be used to refacter the openstack::all.

Partially implements blueprint openstack-cinder-class

Change-Id: I231db777ef4e1310d6f4e549e7a711117de811b7
Make cinder-volume optional

Change-Id: I8d8b1a751096a29bd34c7a6a57a2bd268a984507