anchor.diff:      date = "2016-11-25";
       rev = "9636d96501d1d89ea3827c9df770320544399422";
       sha256 = "1z6lvr4nkxyr8mhl0g3i32qlbf8fg8wcxrjyn9jmpvq82liwg056";
  +    buildInputs = [
  +      elastic_v5
  +      toml
  +      urfave_cli
  +      yaml_v2
  +    ];
     };
   
     mitchellh_cli = buildFromGitHub {
  
positive.code:     date = "2016-11-21";
      rev = "d7e6ca3010b6f084d8056847f55d7f572f180678";
      sha256 = "1c4gvmwkkiqyj48hvh7iga3jv3sxdp3wjwjv88qmhsgchbsl5k97";
      meta.useUnstable = true;
    };
  
  
negative.code:       go-bitstream
        go-collectd
        hllpp
        jwt-go
        liner
        pat
        pool_v2
  