GHC 6.6.1 Windows installer, test version

[Neil Mitchell]

Hi

> >         http://www.haskell.org/ghc/docs/latest/html/users_guide/sec-install-windows.html
> > What else in that documentation is obselete or wrong, when we are using your new installer?
>

Plus, all the references to "Installshield" should be removed. The new
version uses Inno Setup, but there is no need to tell the end user -
it is merely "the installer"

Thanks

Neil