Fixed HA Cinder to use puppet-gluster

Transferred Gilles' fix in [1] from non-HA Cinder class to HA Cinder
class. Without it Puppet complains that a file resource in Puppet's
var directory is not defined.

[1] https://github.com/redhat-openstack/astapor/pull/251

Co-Authored-By: Gilles Dubreuil <gilles@redhat.com>
Add multi-backend support to HA Cinder

Used some parts from Rajini's pull request [1].

[1] https://github.com/redhat-openstack/astapor/pull/210

Co-Authored-By: Rajini Ram <rajini_ram@dell.com>
Support both Rabbit and Qpid in quickstack::cinder
Use new cinder classes from non-HA controllers

Switch out old cinder_controller class in favor of new cinder and
cinder_volume classes.

Implementation for BZ "Openstack-foreman: Can't install nfs backend
for cinder"
https://bugzilla.redhat.com/show_bug.cgi?id=1064958
Reuse cinder_volume in Block Storage host group
Add Dell EqualLogic backend for Cinder

Based on Rajini's pull request:
https://github.com/redhat-openstack/astapor/pull/210

Implementation for BZ "Multi-instance (on Multi-Backend) Dell
EqualLogic Cinder Support":
https://bugzilla.redhat.com/show_bug.cgi?id=1105218

Co-Authored-By: Rajini Ram <rajini_ram@dell.com>
Merge pull request #259 from jistr/cinder_backends

Cinder backends