Updated openstack/openstack
Project: openstack/nova  7d4dcfb2a95969151174ad761c43a0be5209d9a4

Add v3 versions plugin unit test to v2

This patch adds v3 versions plugin unit test to v2 for improving
test coverage of v2 API.

Change-Id: I59dedcd31ea011d6eda7ff93d26b941334a67f51