Updated openstack/openstack
Project: openstack/python-keystoneclient  181a46624512741f7567fe43cccd545f245d975f

Revert "Use oslo.utils"

This reverts commit 68c2fad55a71ca511ff959e589aa0a3f3dbd4b78.

Looks like this broke the stable branches. :(

Change-Id: I9d190e211ecfa80d573a6c48c0b485f3506fe947
Closes-Bug: #1357652