Regenerated all Haskell packages with the latest version of cabal2nix.

svn path=/nixpkgs/trunk/; revision=32292

pkgs/development/libraries/haskell/Diff/default.nix

@@ -1,9 +1,10 @@
-{ cabal }:
+{ cabal, Cabal }:
 
 cabal.mkDerivation (self: {
   pname = "Diff";
   version = "0.1.3";
   sha256 = "02dhy4rp3mkzm5x3h1rkdin2h8qcb7h7nhn14gl2gvl6wdykfh5w";
+  buildDepends = [ Cabal ];
   meta = {
     description = "O(ND) diff algorithm in haskell";
     license = self.stdenv.lib.licenses.bsd3;