Updated openstack/openstack
Project: openstack/keystone  2b26e45b72e03e64d18dc55cff7db24b7d1b4d5f

Add _BaseFederationExtension class

_BaseFederationExtension class with general use methods should be added
so inheriting classes don't need to reimplement such methods

Change-Id: Ic2d8e8e96b8b16d60071f8a7fb9eeeb3d688dcb8