anchor.diff:    };
   
     fsnotify = buildFromGitHub {
  -    version = 1;
  +    version = 2;
       owner = "fsnotify";
       repo = "fsnotify";
  -    rev = "v1.3.1";
  -    sha256 = "cffd92500f2452c6df734672d15ada139a551f936b3a0aa7046bc05609238493";
  +    rev = "v1.4.0";
  +    sha256 = "16ks5160s25illxhzmwa70pyr11rmalckk2s39kwbbv05hyawr50";
       propagatedBuildInputs = [
         sys
       ];
  
positive.code:     version = 2;
      owner = "spf13";
      repo = "cast";
      rev = "60e7a69a428e9ac1cf7e0c865fc2fe810d34363e";
      date = "2016-09-19";
      sha256 = "1x594jijqskg7lq2bipxa6gqg6h8y420dbglhvf8i596afv50gjp";
      buildInputs = [
        jwalterweatherman
      ];
  
negative.code:     version = 2;
      owner = "spf13";
      repo = "viper";
      rev = "382f87b929b84ce13e9c8a375a4b217f224e6c65";
      date = "2016-09-26";
      sha256 = "11q2n6m8sshwq7y3vg3m4hg88i81f34xwv1ic51i69v3gnlalavy";
      buildInputs = [
        crypt
        pflag
  