anchor.diff:      postConfigure = ''
         mv "$TMPDIR/Godeps" "go/src/$goPackagePath"
       '';
  -    meta.useUnstable = true;
     };
   
     jose = buildFromGitHub {
  
positive.code: 
    gx = buildFromGitHub {
      version = 2;
      rev = "v0.10.0";
      owner = "whyrusleeping";
      repo = "gx";
      sha256 = "0kyx29qiijanbd3zrx239r1knzy5iglaj0gvsmy4d0kw7ai5isc4";
      propagatedBuildInputs = [
        go-git-ignore
        go-homedir
  
negative.code: 
    ipfs = buildFromGitHub {
      version = 2;
      rev = "v0.4.5";
      owner = "ipfs";
      repo = "go-ipfs";
      sha256 = "1ksizk51zybw0s6xx6z69a0ryfxwwnfcb5nl3bm9qnrd7ib6g4h6";
      gxSha256 = "10rawqyxv81g1x9lva1hlxbs63gk618lyjg26d9cspl1r3w4vhd8";
      subPackages = [
        "cmd/ipfs"
        "cmd/ipfswatch"
  