Improves Restler, to suppress the error for missing __getWWWAuthenticateString method on backward compatibility mode for Restler 2 and Restler 1.
Improves Restler, to suppress the error for missing __getWWWAuthenticateString method on backward compatibility mode for Restler 2 and Restler 1.

jeremydenoun/Restler,jeremydenoun/Restler,jeremydenoun/Restler