anchor.diff:    };
   
     gcloud-golang = buildFromGitHub {
  -    version = 1;
  -    date = "2016-08-24";
  -    rev = "65251e303031ca54158297bcd90cb8b18d63dc16";
  +    version = 2;
  +    date = "2016-09-06";
  +    rev = "a47b182e769f5e75f5fc927ff6ee2678f7f552cf";
       owner = "GoogleCloudPlatform";
       repo = "gcloud-golang";
  -    sha256 = "14y9fj5qazfbaxr9mybq0ih45kjcbqxgg3j90z866vyyamayi1w1";
  +    sha256 = "0n3791sfcigpaamhh9vx34wqzch3llapsr0j1f648l67qk6s68hk";
       goPackagePath = "cloud.google.com/go";
       goPackageAliases = [
         "google.golang.org/cloud"
  
positive.code:       appengine
        asn1-ber
        mgo_v2
        grpc-go
        pester
        logxi
        go-colorable
  
negative.code:   };
  
    syncthing = buildFromGitHub rec {
      version = 2;
      rev = "v0.14.6";
      owner = "syncthing";
      repo = "syncthing";
      sha256 = "0nba0ddkc7zdqaw5gyhy1s0bdvd3ghsfvxc732v1m144w074z8yq";
      buildFlags = [ "-tags noupgrade" ];
      buildInputs = [
        go-lz4 du luhn xdr snappy ratelimit osext
  