Updated openstack/openstack
Project: openstack/keystone  665b93813ec2829ccd0492422dc9dbbf3d70a047

Add an XML code directive to a shibboleth example

By using the code directive the doc generated adds some basic
syntax highlighting, making it much easier to read.

Change-Id: I865085b833dbeba841a4de9111167d5e7aafba98