Updated openstack/openstack
Project: openstack/nova  e62b34079217574c4c28d2d8d2b51997e4dc9d60

Port cloudpipe extension to v2.1

This patch ports couldpipe extension from v2 to v2.1,
and have v2 unit test cases shared between v2.1 and v2.
Partially implements blueprint v2-on-v3-api

Change-Id: Id40c637c0fc207e97b1d094805eb0cee6e9cd9c9