Add docs for the new fature
Add docs for the new fature

advisory/djangosaml2_tenant,GradConnection/djangosaml2,WiserTogether/djangosaml2,City-of-Helsinki/djangosaml2,advisory/djangosaml2_tenant,shabda/djangosaml2,kviktor/djangosaml2-py3,shabda/djangosaml2,WiserTogether/djangosaml2,City-of-Helsinki/djangosaml2,kviktor/djangosaml2-py3,GradConnection/djangosaml2