anchor.diff:      hydra = callPackage ({ cl-lib ? null, elpaBuild, fetchurl, lib }:
       elpaBuild {
           pname = "hydra";
  -        version = "0.13.5";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/hydra-0.13.5.tar";
  -          sha256 = "0vq1pjyq6ddbikbh0vzdigbs0zlldgwad0192s7v9npg8qlwi668";
  +        version = "0.14.0";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/hydra-0.14.0.tar";
  +          sha256 = "1r2vl2cpzqzayfzc0bijigxc7c0mkgcv96g4p65gnw99jk8d78kb";
           };
           packageRequires = [ cl-lib ];
           meta = {
  
positive.code:       }) {};
      sokoban = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "sokoban";
          version = "1.4.2";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/sokoban-1.4.2.tar";
            sha256 = "0sciv7rl1p1ar1jris1py2slrd8kr4q6a4plmb0jq6lv9dlqyvc6";
          };
          packageRequires = [];
          meta = {
  
negative.code:       }) {};
      org = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "org";
          version = "20170724";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/org-20170724.tar";
            sha256 = "1f1szds6642427hrzagxgkr05z66sf57n5l2acvmpgw4z358ms0n";
          };
          packageRequires = [];
          meta = {
  