Updated openstack/openstack
Project: openstack/python-keystoneclient  7ec282420b8ad62b3de664689e17253015f42b7e

Removes confusing _uuid property

I think the original author had good intentions and didn't want to
duplicate code. Unfortunately I think this is more confusing since the
property returns a new value every time it is referenced.

Change-Id: I41db60f28cf15038a8430e238b9204d652e878b1