Updated openstack/openstack
Project: openstack/ceilometer  4bc30f116a3bfca6ffb9d8a2bb448bd3b95c61d9

Describe API versions

Adding json representation of the v2 REST API at the API root
endpoint. Endpoint still requires authentication.

Change-Id: I069644917f9a29e7ddfe7010695ad3a5aa5ca8c2
Partial-Bug: #1350076