Updated openstack/openstack
Project: openstack/keystone  2d6de25c9233008a2e8ab6d4a6a0f1422e9678eb
null
Avoid use of str() with exceptions

The new Message class does not allow str() so all locales can be safely
translated. It requires use of unicode() instead.

Change-Id: I1fd9142b0211cecc746578f4080cb2ddfa663b0d
Related-Bug: #1274638