anchor.diff:    };
   
     gx = buildFromGitHub {
  -    rev = "0.0.0";
  +    rev = "v0.7.0";
       owner = "whyrusleeping";
       repo = "gx";
  -    sha256 = "0pv30zi5dgfz12xjcvwd5r09g656cq0c7rxailc9775ingnp10jm";
  +    sha256 = "0c5nwmza4c07rh3j02bxgy7cqa8hc3gr5a1zhn150v15fix75l9l";
       propagatedBuildInputs = [
         go-homedir
         go-multiaddr
  
positive.code:   };
  
    lxd = buildFromGitHub {
      rev = "0.0.0";
      owner  = "lxc";
      repo   = "lxd";
      sha256 = "1yi3dr1bgdplc6nya10k5jsj3psbf3077vqad8x8cjza2z9i48fp";
      excludedPackages = "test"; # Don't build the binary called test which causes conflicts
      buildInputs = [
        gettext-go websocket crypto log15 go-lxc yaml-v2 tomb protobuf pongo2
        lxd-go-systemd go-uuid tablewriter golang-petname mux go-sqlite3 goproxy
        pkgs.python3
      ];
      postInstall = ''
        cp go/src/$goPackagePath/scripts/lxd-images $bin/bin
  
negative.code:     owner  = "odeke-em";
      repo   = "ripper";
      sha256 = "010jsclnmkaywdlyfqdmq372q7kh3qbz2zra0c4wn91qnkmkrnw1";
    };
  
    roaring = buildFromGitHub {
      rev = "f292b80692877243664179967e342850a81f8941";
      date = "2016-04-28";
      owner  = "RoaringBitmap";
      repo   = "roaring";
      sha256 = "1c8fd039c79841c4ff572f5c168c19320f77a2d30cf4aaf280d68ef6fd144805";
    };
  
    rsrc = buildFromGitHub {
  