patch applied (ghc): Make binary-dist tarballs automatically, and add support for uploading

[Simon Marlow]

Mon Feb  5 06:48:47 PST 2007  Simon Marlow <simonmar at microsoft.com>
  * Make binary-dist tarballs automatically, and add support for uploading
  Moving functionality that was previously in the nightly build scripts
  into the top-level Makefile, so it's easier to use from BuildBot.

    M ./Makefile -17 +33