Updated openstack/openstack
Project: openstack/nova  b9c10c828e721238ff8bbd6b9dbb725c379c250d

Convert v3 server metadata plugin to v2.1

This patch converts v3 server metadata plugin to v2.1 and makes v2
unit tests share between v2 and v2.1.

The differences between v2 and v3 are described on the wiki page
https://wiki.openstack.org/wiki/NovaAPIv2tov3.

Partially implements blueprint v2-on-v3-api

Change-Id: I619a7323f515234d15000af356277dbf3d91231f