[Initial darcs import, with my changes.
bjorn@bringert.net**20071130181248] 
[Added Setup.lhs files for the three cabal packages.
bringert@cs.chalmers.se**20071205200812] 
[Added missing files.
bjorn@bringert.net**20071205200715] 
[Fix double free() bug.
bringert@cs.chalmers.se**20071205224641] 
[Use -fglasgow-exts since Cabal-1.2 canĂ't parse the extensions list.
bringert@cs.chalmers.se**20071205225143]