Added pandoc and dependencies.

svn path=/nixpkgs/trunk/; revision=16091

pkgs/top-level/haskell-packages.nix

@@ -55,6 +55,11 @@ rec {
     inherit cabal;
   };
 
+  digest = import ../development/libraries/haskell/digest {
+    inherit cabal;
+    inherit (pkgs) zlib;
+  };
+
   dotgen = import ../development/libraries/haskell/dotgen {
     inherit cabal;
   };
@@ -213,6 +218,10 @@ rec {
     inherit (pkgs.xlibs) libX11;
   };
 
+  pandoc = import ../development/libraries/haskell/pandoc {
+    inherit cabal mtl network parsec utf8String xhtml zipArchive;
+  };
+
   parallel = import ../development/libraries/haskell/parallel {
     inherit cabal;
   };
@@ -370,6 +379,10 @@ rec {
     inherit cabal;
   };
 
+  zipArchive = import ../development/libraries/haskell/zip-archive {
+    inherit cabal binary mtl utf8String zlib digest;
+  };
+
   zipper = import ../development/libraries/haskell/zipper {
     inherit cabal multirec;
   };