anchor.diff:          sha1 = "b46e890934a9591f2d2f6f86d7e6a9f1b3fe76a8";
         };
       };
  -    "aws4-1.9.0" = {
  +    "aws4-1.9.1" = {
         name = "aws4";
         packageName = "aws4";
  -      version = "1.9.0";
  -      src = fetchurl {
  -        url = "https://registry.npmjs.org/aws4/-/aws4-1.9.0.tgz";
  -        sha512 = "Uvq6hVe90D0B2WEnUqtdgY1bATGz3mw33nH9Y+dmA+w5DHvUmBgkr5rM/KCHpCsiFNRUfokW/szpPPgMK2hm4A==";
  +      version = "1.9.1";
  +      src = fetchurl {
  +        url = "https://registry.npmjs.org/aws4/-/aws4-1.9.1.tgz";
  +        sha512 = "wMHVg2EOHaMRxbzgFJ9gtjOOCrI80OHLG14rxi28XwOW8ux6IiEbRCGGGqCtdAIg4FQCbW20k9RsT4y3gJlFug==";
         };
       };
       "babel-runtime-6.18.0" = {
  
positive.code:       sources."jsprim-1.4.1"
        sources."locate-path-3.0.0"
        sources."lodash-4.17.15"
        sources."mime-db-1.42.0"
        sources."mime-types-2.1.25"
        sources."minimatch-3.0.4"
        sources."minimist-1.2.0"
        sources."minipass-2.9.0"
  
negative.code:       sources."uri-js-4.2.2"
        sources."util-deprecate-1.0.2"
        sources."utils-merge-1.0.1"
        sources."uuid-3.4.0"
        sources."vary-1.1.2"
        sources."verror-1.10.0"
        (sources."ws-3.3.1" // {
  