Register cinder v2 service and endpoint to support recent nova changes

Recently nova merged commit https://review.openstack.org/#/c/124468/
have switch to use cinder v2. Block-storage cookbook need to be updated
for this change.

Compute cookbook already updated to adopt v2 from commit:
https://review.openstack.org/#/c/133908/

This commit will depends on common cookbook:
https://review.openstack.org/#/c/134275/

Change-Id: I096b4015f637d2df811cf9abb4d7233f706ce8d1