Added a needed method on the MetaData class level.
Merge branch 'master' of https://github.com/rohe/pysaml2
Merge branch 'master' of https://github.com/its-dirg/pysaml2
correctly restoring environ["wsgi.input"] after reading POST content
remove unneeded method cgi_field_storage()
Merge pull request #144 from geops/master

Fix for POST requests failing with 500
Merge branch 'master' of https://github.com/rohe/pysaml2
When making a redirect at the IDP it throw an exception if cookies where imported and force_authn attribute where None