Update fossil to version 1.30

{stdenv, fetchurl, zlib, openssl, tcl, readline, sqlite, withJson ? true}:

stdenv.mkDerivation {

  name = "fossil-1.28";

  name = "fossil-1.30";

  src = fetchurl {

    url = http://www.fossil-scm.org/download/fossil-src-20140127173344.tar.gz;

    sha256 = "105a3f3wiqshmkw8q7f7ask3nm0jkjf0h3h2283qiqlsqfkwb9xc";

    url = http://www.fossil-scm.org/download/fossil-src-20150119112900.tar.gz;

    sha256 = "1p4jxd67m2a5rl85hb9gl0vxcvvkxnj1hd8yjaci2qf115d9x5ip";

  };

  buildInputs = [ zlib openssl readline sqlite ];