Changes

Version 0.28
    Release version bump version

Version 0.27

    First release of XML::Sig since 2009

    Includes all changes from Net::SAML2::XML::Sig.
        Please see History.md for the details of how XML::Sig has
        evolved

    Fixes:
        RSA|DSAKeyValue have KeyValue element which prevented signatures
        from validating
        Fix issue validating with xmlsec in the test suite