Modified AuthRequest NameIdFormat to comply with SAML v2 specification

Author: mwatanabe

src/main/java/com/onelogin/saml/AuthRequest.java

@@ -61,7 +61,7 @@ public String getRequest(int format) throws XMLStreamException, IOException {
 
 		writer.writeStartElement("samlp", "NameIDPolicy", "urn:oasis:names:tc:SAML:2.0:protocol");
 
-		writer.writeAttribute("Format", "urn:oasis:names:tc:SAML:2.0:nameid-format:unspecified");
+		writer.writeAttribute("Format", "urn:oasis:names:tc:SAML:1.1:nameid-format:unspecified");
 		writer.writeAttribute("AllowCreate", "true");
 		writer.writeEndElement();