Finish gdmface.

Both language and country locale selection support.

Keyboard layout menu.

utmp/wtmp handling.

Default login for kiosks machines
  DefaultLogin=user
  DefaultLoginTimeout=30

Allow passwordless login for select users on local screens.  Think kiosk
or public terminal use.

Expunge explicit imlib usage from gdmlogin/gdmchooser. (This requires
gdk-pixbuf support in GnomeIconList to do properly).
