Added a configuration option for passport-saml:

disableRequestedAuthnContext: true|false

By default only Password authmethod is accepted, this option allows any other method.

Issue and option described here:
https://github.com/bergie/passport-saml/issues/226

Signed-off-by: Emmanuel Ormancey <emmanuel.ormancey@cern.ch>

lib/config/default.js

@@ -138,6 +138,7 @@ module.exports = {
     idpCert: undefined,
     issuer: undefined,
     identifierFormat: 'urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress',
+    disableRequestedAuthnContext: false,
     groupAttribute: undefined,
     externalGroups: [],
     requiredGroups: [],