Using require_once instead of require solves class overloading issue
Merge pull request #10 from UniGe/master

Encoding of the AssertionConsumerService URL
Merge pull request #12 from UniGe/master

Check of the node type in attributes extraction
Merge pull request #9 from jimpsson/master

Fixing demo issues
Instead of just the assertion be signed, also allow the whole
containing Response-message to be signed to accept queries from the
assertion
Workaround to allow optional and arbitrary XML-namespace for
AttributeValue-element instead of requiring "saml:"