Remove Setup.hs, use Setup.lhs only

[Henning Thielemann]

On Sat, 25 Nov 2006, Isaac Jones wrote:

> I anticipate some objections, because some people _hate_ .lhs, but we
> can see how it goes; in that case, they could always use the
> user-supplied field to tell cabal layered tools to use the
> Setup.Foo.Hs or whatever the user wants.

What about a separate binary, say 'cabal-setup', that calls
  runhaskell Setup.hs
 ?