* Manually sets the language preference to the given identifier provided by the user (e.g. via language selection in drop-down menu) * * @pa

* Performs Yadis and HTML discovery. Normally not used. * @param $url Identity URL. * @return String OP Endpoint (i.e. OpenID provider addre

* Gets the alias for the specified namespace, if it's present. * * @param string $namespace The namespace for which an alias is needed.

* @param {Noty} ref * @return {void}