anchor.diff:      rudel = callPackage ({ cl-generic, cl-lib ? null, elpaBuild, emacs, fetchurl, lib }:
       elpaBuild {
           pname = "rudel";
  -        version = "0.3";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/rudel-0.3.tar";
  -          sha256 = "041yac9a7hbz1fpmjlmc31ggcgg90fmw08z6bkzly2141yky8yh1";
  +        version = "0.3.1";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/rudel-0.3.1.tar";
  +          sha256 = "0glqa68g509p0s2vcc0i8kzlddnc9brd9jqhnm5rzxz4i050cvnz";
           };
           packageRequires = [ cl-generic cl-lib emacs ];
           meta = {
  
positive.code:       }) {};
      stream = callPackage ({ elpaBuild, emacs, fetchurl, lib }: elpaBuild {
          pname = "stream";
          version = "2.2.1";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/stream-2.2.1.el";
            sha256 = "1d91ddak5whb7kln216vhcsl707h5kirc6aqbkw82skhpg4c3ap1";
          };
          packageRequires = [ emacs ];
          meta = {
  
negative.code:       }) {};
      org = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "org";
          version = "20160912";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/org-20160912.tar";
            sha256 = "0g44hcyk9x0103mfkmkbrn4f36vlyrfxil1qd3fpwardcnaxr5w4";
          };
          packageRequires = [];
          meta = {
  