Updated openstack/openstack
Project: openstack/tempest  e65eb53f991ee5f3c228aa953c44df2dca611de8

Add config options for XML support in Keystone

This will allow us to remove XML support from Keystone in Kilo, but keep
testing XML support for previous releases.

Devstack patch for stable/icehouse:
  Ibb402640c5b744f1ea38ce548994079996c72508

Devstack patch for stable/juno:
  I576c93303575812c44afa36ad18205ecbc494e5f

Change-Id: I823fda34081f28863fcc6a3889f5f04a87134b38