deprecating proc ad_ssl_available_p and replacing it with security::https_available_p. Making sure we do not redirect to HTTPS if AOLserver is not configured to support it
ext-auth #20: adding support for Login over HTTPS. New acs-kernel parameter RestrictLoginToSSLP. New API in security-procs.tcl for casting requests into HTTPS mode etc. Requiring secure connection in scripts passing password (registration, login, password-update)