Updated openstack/openstack
Project: openstack/requirements  ba621cdf42e2097b67cd283c99aaf6424fd3beac

Update python-saharaclient to 0.7.6 version

The updated version contains the following
new functionality:
* keystone v3 CLI
* support for filtering list() calls
* unit tests for python bindings

Change-Id: I3bec5236d9db846aa3ffb311015018729d3735a0