Adds cinder scripts for training labs

Adds cinder scripts for training labs which will install and configure
cinder.

Change-Id: Ie1d5237f750fc82c7f4c13d672c81c4172a4a56b
Co-Authored-By: Roger Luethi <rl@patchworkscience.org>
Partial-Bug: 1312764
Implements: blueprint openstack-training-labs
Merge "Adds cinder scripts for training labs"