Quotaset update does not return result

This patch adds the updated quota values to the output shell

Closes-Bug: #1316474
Change-Id: I95bbefa5fdee316a3a3ba77a5b3067345da3344f
Cinder Client for Consistency Groups

This patch implements CLI commands for the Consistency Groups
feature. Only snapshots for CGs will be implemented in phase 1.

Change-Id: I447555fd8a92bceecf6f40be59030d65461e4cbb
Implements: blueprint consistency-groups
Merge "Quotaset update does not return result"
Merge "Cinder Client for Consistency Groups"