rewrites authenticator using new AbstractAuthenticator.
rewrites authenticator using new AbstractAuthenticator.

dartajax/ilios,ilios/ilios,thecoolestguy/ilios,Trott/ilios,stopfstedt/ilios,thecoolestguy/ilios,dartajax/ilios,stopfstedt/ilios,ilios/ilios,Trott/ilios