• #400 When validating Signature use stored IdP certficate if Signature contains no info about Certificate
• #402 Fix validate_response_state method that rejected SAMLResponses when using idp_cert_multi and idp_cert and idp_cert_fingerprint were not provided.
• #411 Allow space in Base64 string
• #407 Improve IdpMetadataParser raising an ArgumentError when parser method receive a metadata string with no IDPSSODescriptor element.
• #374 Support more than one level of StatusCode
• #405 Support ADFS encrypted key (Accept KeyInfo nodes with no ds namespace)