saml2debug: Don't treat '+' as urlencoded space.
saml2debug: Don't treat '+' as urlencoded space.

A '+' in the SAMLRequest/Response is more likely to belong to the
base64-encoding than to represent a space.

git-svn-id: a243b28a2a52d65555a829a95c8c333076d39ae1@1901 44740490-163a-0410-bde0-09ae8108e29a

simplesamlphp/simplesamlphp-module-saml2debug