Updated openstack/openstack
Project: openstack/keystone  d1c12a2851ff0b55b58289011481c7e420fec3ad

swap import order of lxml

lxml is a third party library, so attempt to import it with six rather
than first, which makes it look like a package from stdlib.

Change-Id: I43028d326f17ea8cd0aaf7a3b80bf291d2bf0982