Updated id3lib to avoid building its own zlib, fixes #867

pkgs/development/libraries/id3lib/default.nix

···
-{stdenv, fetchurl}:
+{stdenv, fetchurl, zlib}:
 
 stdenv.mkDerivation {
   name = "id3lib-3.8.3";
 
   patches = [ ./id3lib-3.8.3-gcc43-1.patch ];
+
+  buildInputs = [ zlib ];
   
   src = fetchurl {
     url = mirror://sourceforge/id3lib/id3lib-3.8.3.tar.gz;