[Haskell] installing streams library

[Neil Mitchell]

Hi

> FWIW, it's almost identical to the incantation necessary for projects based on
> autotools, where it usually reads something like:
>
> ./configure
> make
> make install

But sadly compared to Windows tools, where its just a case of "double
click" this sounds a bit too complex.

I am hoping that I can register Cabal with Windows in some way to
automate this down to "double click" once more.

Thanks

Neil