Updated openstack/openstack
Project: openstack/python-glanceclient  6987295884f8eca57cb4e04796b91c9755b323e7

Update theme for docs

The current developer docs theme used is out of sync with the other
openstack projects. This patch will update the docs to provide a more
consistent look and feel when using developer docs

Change-Id: I4a59f194bd0fc8c86c6d3c6b8cadb839a5158935