anchor.diff:      context-coloring = callPackage ({ elpaBuild, emacs, fetchurl, js2-mode, lib }:
       elpaBuild {
           pname = "context-coloring";
  -        version = "7.2.0";
  -        src = fetchurl {
  -          url = "http://elpa.gnu.org/packages/context-coloring-7.2.0.el";
  -          sha256 = "0l7mzmnhqh6sri1fhhv51khi0fnpfp51drzy725s6zfmpbrcn7vn";
  +        version = "7.2.1";
  +        src = fetchurl {
  +          url = "http://elpa.gnu.org/packages/context-coloring-7.2.1.el";
  +          sha256 = "1lh2p3fsym73h0dcj1gqg1xsw3lcikmcskbx8y3j0ds30l4xs13d";
           };
           packageRequires = [ emacs js2-mode ];
           meta = {
  
positive.code:           license = lib.licenses.free;
          };
        }) {};
      ascii-art-to-unicode = callPackage ({ elpaBuild, fetchurl, lib }:
      elpaBuild {
          pname = "ascii-art-to-unicode";
  
negative.code:     metar = callPackage ({ cl-lib ? null, elpaBuild, fetchurl, lib }:
      elpaBuild {
          pname = "metar";
          version = "0.2";
          src = fetchurl {
            url = "http://elpa.gnu.org/packages/metar-0.2.el";
            sha256 = "0rfzq79llh6ixw02kjpn8s2shxrabvfvsq48pagwak1jl2s0askf";
          };
          packageRequires = [ cl-lib ];
          meta = {
  