Updated openstack/openstack
Project: openstack/tempest  11e590bc1851afb424820069ed617d87849de37b

tests the user-password-update for Keystone V2 API

This patch adds JSON/XML client and test for below Keystone V2 API :
1. user-password-update

Change-Id: Ifa1b3e005c82f09b8ba63b6cd8a6671892f5006f