Updated openstack/openstack
Project: openstack/keystone  e372aafb854f2f8493e15716c9d78aa0125e4df6

Standardizing the Federation Process

Split functionality for attribute extraction and mapping layer
for saml2 auth plugin. Renamed to mapped.py, leaving original file
for backwards compatibility.

Co-Authored-By: Guang Yee <guang.yee@hp.com>
Implements: bp generic-mapping-federation

Change-Id: If9a8cbf62334c796a70e939bf00e7b194e5749c8