[cvs-nhc98] patch applied (nhc98): Switch over to using Makefile.cabal for almost all packages.

[Malcolm Wallace]

Fri May 25 04:22:12 PDT 2007  Malcolm.Wallace at cs.york.ac.uk
  * Switch over to using Makefile.cabal for almost all packages.
  Some still require a custom Makefile, e.g. base, parsec, process, but
  the majority of packages are now sufficiently portable that we can just
  read the .cabal file for all the information we need.

    M ./Makefile -6 +38