diff --git a/dist/cjs/.gitkeep b/dist/cjs/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/dist/esm/.gitkeep b/dist/esm/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/package.json b/package.json
index b014d3ed4..1ac1e21c6 100644
--- a/package.json
+++ b/package.json
@@ -2,16 +2,23 @@
   "name": "react-element-to-jsx-string",
   "version": "13.0.0",
   "description": "Turn a ReactElement into the corresponding JSX string.",
-  "main": "dist/index.js",
+  "main": "dist/cjs/index.js",
+  "module": "dist/esm/index.js",
+  "browser": "dist/cjs/index.js",
   "scripts": {
-    "build":
-      "babel ./src/ --ignore=*.spec.js --source-maps --out-dir ./dist/ && flow-copy-source -v --ignore=*.spec.js src/ dist/",
-    "lint": "node_modules/.bin/eslint .",
+    "clean": "npm run esm:clean && npm run cjs:clean",
+    "prebuild": "npm run clean",
+    "build": "npm run esm:build && npm run cjs:build",
+    "esm:build":
+      "babel ./src/ --ignore=*.spec.js --source-maps --out-dir ./dist/esm && flow-copy-source -v --ignore=*.spec.js src/ dist/esm",
+    "esm:clean": "rm -rf ./dist/esm/*",
+    "cjs:build": "rollup --config rollup.config.js",
+    "cjs:clean": "rm -rf ./dist/cjs/*",
+    "lint": "eslint .",
     "lint:fix": "npm run lint -- --fix",
     "flow": "flow",
     "precommit": "lint-staged",
     "prepublish": "npm run build",
-    "prebuild": "mkdir -p dist && rm -rf ./dist/*",
     "prettier:fix":
       "prettier --write --single-quote --trailing-comma es5 \"{src/**/*.js,package.json}\"",
     "test": "jest && npm run lint && npm run flow",
@@ -38,6 +45,7 @@
     "babel-cli": "6.26.0",
     "babel-eslint": "8.0.2",
     "babel-jest": "21.2.0",
+    "babel-plugin-external-helpers": "^6.22.0",
     "babel-preset-es2015": "6.24.1",
     "babel-preset-flow": "6.23.0",
     "babel-preset-react": "6.24.1",
@@ -63,7 +71,15 @@
     "prettier": "1.8.2",
     "react": "16.1.0",
     "react-dom": "16.1.0",
-    "react-test-renderer": "16.1.0"
+    "react-test-renderer": "16.1.0",
+    "rollup": "^0.51.3",
+    "rollup-plugin-babel": "^3.0.2",
+    "rollup-plugin-commonjs": "^8.2.6",
+    "rollup-plugin-flow": "^1.1.1",
+    "rollup-plugin-node-builtins": "^2.1.2",
+    "rollup-plugin-node-globals": "^1.1.0",
+    "rollup-plugin-node-resolve": "^3.0.0",
+    "rollup-plugin-sourcemaps": "^0.4.2"
   },
   "peerDependencies": {
     "react": "^0.14.8 || ^15.0.1 || ^16.0.0"
diff --git a/rollup.config.js b/rollup.config.js
new file mode 100644
index 000000000..c852c8f74
--- /dev/null
+++ b/rollup.config.js
@@ -0,0 +1,49 @@
+import babel from 'rollup-plugin-babel';
+import commonjs from 'rollup-plugin-commonjs';
+import flow from 'rollup-plugin-flow';
+import resolve from 'rollup-plugin-node-resolve';
+import builtins from 'rollup-plugin-node-builtins';
+import globals from 'rollup-plugin-node-globals';
+
+export default {
+  input: 'src/index.js',
+  output: {
+    file: 'dist/cjs/bundle.js',
+    format: 'cjs',
+  },
+  sourcemap: true,
+  plugins: [
+    babel({
+      babelrc: false,
+      exclude: 'node_modules/**', // only transpile our source code
+      presets: [
+        [
+          'es2015',
+          {
+            modules: false,
+          },
+        ],
+        'stage-2',
+        'react',
+        'flow',
+      ],
+      plugins: ['external-helpers'],
+      externalHelpers: true,
+    }),
+    resolve({
+      module: true,
+      jsnext: true,
+      main: true,
+      browser: true,
+    }),
+    commonjs({
+      sourceMap: true,
+      namedExports: {
+        react: ['isValidElement'],
+      },
+    }),
+    globals(),
+    builtins(),
+    flow(),
+  ],
+};
diff --git a/yarn.lock b/yarn.lock
index 8d9570f85..88a11f25d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -132,6 +132,12 @@ abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
 
+abstract-leveldown@~0.12.0, abstract-leveldown@~0.12.1:
+  version "0.12.4"
+  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-0.12.4.tgz#29e18e632e60e4e221d5810247852a63d7b2e410"
+  dependencies:
+    xtend "~3.0.0"
+
 acorn-globals@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/acorn-globals/-/acorn-globals-3.1.0.tgz#fd8270f71fbb4996b004fa880ee5d46573a731bf"
@@ -148,7 +154,7 @@ acorn@^3.0.4:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
 
-acorn@^4.0.4:
+acorn@^4.0.1, acorn@^4.0.4:
   version "4.0.13"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-4.0.13.tgz#105495ae5361d697bd195c825192e1ad7f253787"
 
@@ -156,6 +162,10 @@ acorn@^5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.1.2.tgz#911cb53e036807cf0fa778dc5d370fbd864246d7"
 
+acorn@^5.2.1:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.2.1.tgz#317ac7821826c22c702d66189ab8359675f135d7"
+
 add-stream@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/add-stream/-/add-stream-1.0.0.tgz#6a7990437ca736d5e1288db92bd3266d5f5cb2aa"
@@ -321,6 +331,14 @@ asap@~2.0.3:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
 
+asn1.js@^4.0.0:
+  version "4.9.2"
+  resolved "https://registry.yarnpkg.com/asn1.js/-/asn1.js-4.9.2.tgz#8117ef4f7ed87cd8f89044b5bff97ac243a16c9a"
+  dependencies:
+    bn.js "^4.0.0"
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+
 asn1@~0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/asn1/-/asn1-0.2.3.tgz#dac8787713c9966849fc8180777ebe9c1ddf3b86"
@@ -359,6 +377,10 @@ atoa@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/atoa/-/atoa-1.0.0.tgz#0cc0e91a480e738f923ebc103676471779b34a49"
 
+atob@^2.0.0:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/atob/-/atob-2.0.3.tgz#19c7a760473774468f20b2d2d03372ad7d4cbf5d"
+
 aws-sign2@~0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.6.0.tgz#14342dd38dbcc94d0e5b87d763cd63612c0e794f"
@@ -591,6 +613,12 @@ babel-plugin-check-es2015-constants@^6.22.0:
   dependencies:
     babel-runtime "^6.22.0"
 
+babel-plugin-external-helpers@^6.22.0:
+  version "6.22.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-external-helpers/-/babel-plugin-external-helpers-6.22.0.tgz#2285f48b02bd5dede85175caf8c62e86adccefa1"
+  dependencies:
+    babel-runtime "^6.22.0"
+
 babel-plugin-istanbul@^4.0.0:
   version "4.1.5"
   resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.5.tgz#6760cdd977f411d3e175bb064f2bc327d99b2b6e"
@@ -1045,7 +1073,7 @@ babylon@7.0.0-beta.31, babylon@^7.0.0-beta.31:
   version "7.0.0-beta.31"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-7.0.0-beta.31.tgz#7ec10f81e0e456fd0f855ad60fa30c2ac454283f"
 
-babylon@^6.18.0:
+babylon@^6.15.0, babylon@^6.18.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.18.0.tgz#af2f3b88fa6f5c1e4c634d1a0f8eac4f55b395e3"
 
@@ -1067,12 +1095,22 @@ binary-extensions@^1.0.0:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.10.0.tgz#9aeb9a6c5e88638aad171e167f5900abe24835d0"
 
+bl@~0.8.1:
+  version "0.8.2"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-0.8.2.tgz#c9b6bca08d1bc2ea00fc8afb4f1a5fd1e1c66e4e"
+  dependencies:
+    readable-stream "~1.0.26"
+
 block-stream@*:
   version "0.0.9"
   resolved "https://registry.yarnpkg.com/block-stream/-/block-stream-0.0.9.tgz#13ebfe778a03205cfe03751481ebb4b3300c126a"
   dependencies:
     inherits "~2.0.0"
 
+bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.1.1, bn.js@^4.4.0:
+  version "4.11.8"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.8.tgz#2cde09eb5ee341f484746bb0309b3253b1b1442f"
+
 boom@2.x.x:
   version "2.10.1"
   resolved "https://registry.yarnpkg.com/boom/-/boom-2.10.1.tgz#39c8918ceff5799f83f9492a848f625add0c766f"
@@ -1110,19 +1148,85 @@ braces@^1.8.2:
     preserve "^0.2.0"
     repeat-element "^1.1.2"
 
-browser-resolve@^1.11.2:
+brorand@^1.0.1:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
+
+browser-resolve@^1.11.0, browser-resolve@^1.11.2:
   version "1.11.2"
   resolved "https://registry.yarnpkg.com/browser-resolve/-/browser-resolve-1.11.2.tgz#8ff09b0a2c421718a1051c260b32e48f442938ce"
   dependencies:
     resolve "1.1.7"
 
+browserify-aes@^1.0.0, browserify-aes@^1.0.4:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/browserify-aes/-/browserify-aes-1.1.1.tgz#38b7ab55edb806ff2dcda1a7f1620773a477c49f"
+  dependencies:
+    buffer-xor "^1.0.3"
+    cipher-base "^1.0.0"
+    create-hash "^1.1.0"
+    evp_bytestokey "^1.0.3"
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
+browserify-cipher@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/browserify-cipher/-/browserify-cipher-1.0.0.tgz#9988244874bf5ed4e28da95666dcd66ac8fc363a"
+  dependencies:
+    browserify-aes "^1.0.4"
+    browserify-des "^1.0.0"
+    evp_bytestokey "^1.0.0"
+
+browserify-des@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/browserify-des/-/browserify-des-1.0.0.tgz#daa277717470922ed2fe18594118a175439721dd"
+  dependencies:
+    cipher-base "^1.0.1"
+    des.js "^1.0.0"
+    inherits "^2.0.1"
+
+browserify-fs@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/browserify-fs/-/browserify-fs-1.0.0.tgz#f075aa8a729d4d1716d066620e386fcc1311a96f"
+  dependencies:
+    level-filesystem "^1.0.1"
+    level-js "^2.1.3"
+    levelup "^0.18.2"
+
+browserify-rsa@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/browserify-rsa/-/browserify-rsa-4.0.1.tgz#21e0abfaf6f2029cf2fafb133567a701d4135524"
+  dependencies:
+    bn.js "^4.1.0"
+    randombytes "^2.0.1"
+
+browserify-sign@^4.0.0:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/browserify-sign/-/browserify-sign-4.0.4.tgz#aa4eb68e5d7b658baa6bf6a57e630cbd7a93d298"
+  dependencies:
+    bn.js "^4.1.1"
+    browserify-rsa "^4.0.0"
+    create-hash "^1.1.0"
+    create-hmac "^1.1.2"
+    elliptic "^6.0.0"
+    inherits "^2.0.1"
+    parse-asn1 "^5.0.0"
+
 bser@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/bser/-/bser-2.0.0.tgz#9ac78d3ed5d915804fd87acb158bc797147a1719"
   dependencies:
     node-int64 "^0.4.0"
 
-builtin-modules@^1.0.0, builtin-modules@^1.1.1:
+buffer-es6@^4.9.1, buffer-es6@^4.9.2:
+  version "4.9.3"
+  resolved "https://registry.yarnpkg.com/buffer-es6/-/buffer-es6-4.9.3.tgz#f26347b82df76fd37e18bcb5288c4970cfd5c404"
+
+buffer-xor@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/buffer-xor/-/buffer-xor-1.0.3.tgz#26e61ed1422fb70dd42e6e36729ed51d855fe8d9"
+
+builtin-modules@^1.0.0, builtin-modules@^1.1.0, builtin-modules@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
 
@@ -1244,6 +1348,13 @@ ci-info@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.1.1.tgz#47b44df118c48d2597b56d342e7e25791060171a"
 
+cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/cipher-base/-/cipher-base-1.0.4.tgz#8760e4ecc272f4c363532f926d874aae2c1397de"
+  dependencies:
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
 circular-json@^0.3.1:
   version "0.3.3"
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.3.tgz#815c99ea84f6809529d2f45791bdf82711352d66"
@@ -1316,6 +1427,10 @@ clone@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/clone/-/clone-1.0.2.tgz#260b7a99ebb1edfe247538175f783243cb19d149"
 
+clone@~0.1.9:
+  version "0.1.19"
+  resolved "https://registry.yarnpkg.com/clone/-/clone-0.1.19.tgz#613fb68639b26a494ac53253e15b1a6bd88ada85"
+
 co@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
@@ -1363,7 +1478,7 @@ concat-map@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
 
-concat-stream@^1.6.0:
+concat-stream@^1.4.4, concat-stream@^1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.0.tgz#0aac662fd52be78964d5532f694784e70110acf7"
   dependencies:
@@ -1574,6 +1689,33 @@ cosmiconfig@^3.0.1:
     parse-json "^3.0.0"
     require-from-string "^2.0.1"
 
+create-ecdh@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/create-ecdh/-/create-ecdh-4.0.0.tgz#888c723596cdf7612f6498233eebd7a35301737d"
+  dependencies:
+    bn.js "^4.1.0"
+    elliptic "^6.0.0"
+
+create-hash@^1.1.0, create-hash@^1.1.2:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/create-hash/-/create-hash-1.1.3.tgz#606042ac8b9262750f483caddab0f5819172d8fd"
+  dependencies:
+    cipher-base "^1.0.1"
+    inherits "^2.0.1"
+    ripemd160 "^2.0.0"
+    sha.js "^2.4.0"
+
+create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
+  version "1.1.6"
+  resolved "https://registry.yarnpkg.com/create-hmac/-/create-hmac-1.1.6.tgz#acb9e221a4e17bdb076e90657c42b93e3726cf06"
+  dependencies:
+    cipher-base "^1.0.3"
+    create-hash "^1.1.0"
+    inherits "^2.0.1"
+    ripemd160 "^2.0.0"
+    safe-buffer "^5.0.1"
+    sha.js "^2.4.8"
+
 cross-spawn@^5.0.1, cross-spawn@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
@@ -1594,6 +1736,22 @@ cryptiles@3.x.x:
   dependencies:
     boom "5.x.x"
 
+crypto-browserify@^3.11.0:
+  version "3.12.0"
+  resolved "https://registry.yarnpkg.com/crypto-browserify/-/crypto-browserify-3.12.0.tgz#396cf9f3137f03e4b8e532c58f698254e00f80ec"
+  dependencies:
+    browserify-cipher "^1.0.0"
+    browserify-sign "^4.0.0"
+    create-ecdh "^4.0.0"
+    create-hash "^1.1.0"
+    create-hmac "^1.1.0"
+    diffie-hellman "^5.0.0"
+    inherits "^2.0.1"
+    pbkdf2 "^3.0.3"
+    public-encrypt "^4.0.0"
+    randombytes "^2.0.0"
+    randomfill "^1.0.3"
+
 cssom@0.3.x, "cssom@>= 0.3.2 < 0.4.0":
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/cssom/-/cssom-0.3.2.tgz#b8036170c79f07a90ff2f16e22284027a243848b"
@@ -1649,6 +1807,10 @@ decamelize@^1.0.0, decamelize@^1.1.1, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
+decode-uri-component@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
+
 deep-extend@~0.2.5:
   version "0.2.11"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.2.11.tgz#7a16ba69729132340506170494bc83f7076fe08f"
@@ -1673,6 +1835,12 @@ defaults@^1.0.0:
   dependencies:
     clone "^1.0.2"
 
+deferred-leveldown@~0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-0.2.0.tgz#2cef1f111e1c57870d8bbb8af2650e587cd2f5b4"
+  dependencies:
+    abstract-leveldown "~0.12.1"
+
 define-properties@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.2.tgz#83a73f2fea569898fb737193c8f873caf6d45c94"
@@ -1700,6 +1868,13 @@ delegates@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
 
+des.js@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/des.js/-/des.js-1.0.0.tgz#c074d2e2aa6a8a9a07dbd61f9a15c2cd83ec8ecc"
+  dependencies:
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+
 detect-indent@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/detect-indent/-/detect-indent-4.0.0.tgz#f76d064352cdf43a1cb6ce619c4ee3a9475de208"
@@ -1710,6 +1885,14 @@ diff@^3.2.0:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.4.0.tgz#b1d85507daf3964828de54b37d0d73ba67dda56c"
 
+diffie-hellman@^5.0.0:
+  version "5.0.2"
+  resolved "https://registry.yarnpkg.com/diffie-hellman/-/diffie-hellman-5.0.2.tgz#b5835739270cfe26acf632099fded2a07f209e5e"
+  dependencies:
+    bn.js "^4.1.0"
+    miller-rabin "^4.0.0"
+    randombytes "^2.0.0"
+
 doctoc@1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/doctoc/-/doctoc-1.3.0.tgz#7f0839851dd58c808a2cae55d9504e012d08ee30"
@@ -1792,6 +1975,18 @@ elegant-spinner@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/elegant-spinner/-/elegant-spinner-1.0.1.tgz#db043521c95d7e303fd8f345bedc3349cfb0729e"
 
+elliptic@^6.0.0:
+  version "6.4.0"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.4.0.tgz#cac9af8762c85836187003c8dfe193e5e2eae5df"
+  dependencies:
+    bn.js "^4.4.0"
+    brorand "^1.0.1"
+    hash.js "^1.0.0"
+    hmac-drbg "^1.0.0"
+    inherits "^2.0.1"
+    minimalistic-assert "^1.0.0"
+    minimalistic-crypto-utils "^1.0.0"
+
 emoji-regex@~6.1.0:
   version "6.1.3"
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-6.1.3.tgz#ec79a3969b02d2ecf2b72254279bf99bc7a83932"
@@ -1812,7 +2007,7 @@ entities@^1.1.1, entities@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.1.tgz#6e5c2d0a5621b5dadaecef80b90edfb5cd7772f0"
 
-errno@^0.1.4:
+errno@^0.1.1, errno@^0.1.4, errno@~0.1.1:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/errno/-/errno-0.1.4.tgz#b896e23a9e5e8ba33871fc996abd3635fc9a1c7d"
   dependencies:
@@ -2001,10 +2196,29 @@ estraverse@^4.0.0, estraverse@^4.1.0, estraverse@^4.1.1, estraverse@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.2.0.tgz#0dee3fed31fcd469618ce7342099fc1afa0bdb13"
 
+estree-walker@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.2.1.tgz#bdafe8095383d8414d5dc2ecf4c9173b6db9412e"
+
+estree-walker@^0.3.0:
+  version "0.3.1"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.3.1.tgz#e6b1a51cf7292524e7237c312e5fe6660c1ce1aa"
+
+estree-walker@^0.5.0:
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.5.0.tgz#aae3b57c42deb8010e349c892462f0e71c5dd1aa"
+
 esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
 
+evp_bytestokey@^1.0.0, evp_bytestokey@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/evp_bytestokey/-/evp_bytestokey-1.0.3.tgz#7fcbdb198dc71959432efe13842684e0525acb02"
+  dependencies:
+    md5.js "^1.3.4"
+    safe-buffer "^5.1.1"
+
 exec-sh@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/exec-sh/-/exec-sh-0.2.1.tgz#163b98a6e89e6b65b47c2a28d215bc1f63989c38"
@@ -2199,6 +2413,13 @@ flow-copy-source@1.2.1:
     kefir "^3.7.3"
     yargs "^8.0.2"
 
+flow-remove-types@^1.1.0:
+  version "1.2.3"
+  resolved "https://registry.yarnpkg.com/flow-remove-types/-/flow-remove-types-1.2.3.tgz#6131aefc7da43364bb8b479758c9dec7735d1a18"
+  dependencies:
+    babylon "^6.15.0"
+    vlq "^0.2.1"
+
 for-in@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"
@@ -2209,7 +2430,7 @@ for-own@^0.1.4:
   dependencies:
     for-in "^1.0.1"
 
-foreach@^2.0.5:
+foreach@^2.0.5, foreach@~2.0.1:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
 
@@ -2281,6 +2502,12 @@ functional-red-black-tree@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
 
+fwd-stream@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/fwd-stream/-/fwd-stream-1.0.4.tgz#ed281cabed46feecf921ee32dc4c50b372ac7cfa"
+  dependencies:
+    readable-stream "~1.0.26-4"
+
 gauge@~2.7.3:
   version "2.7.4"
   resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.4.tgz#2c03405c7538c39d7eb37b317022e325fb018bf7"
@@ -2552,6 +2779,26 @@ has@^1.0.1:
   dependencies:
     function-bind "^1.0.2"
 
+hash-base@^2.0.0:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/hash-base/-/hash-base-2.0.2.tgz#66ea1d856db4e8a5470cadf6fce23ae5244ef2e1"
+  dependencies:
+    inherits "^2.0.1"
+
+hash-base@^3.0.0:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/hash-base/-/hash-base-3.0.4.tgz#5fc8686847ecd73499403319a6b0a3f3f6ae4918"
+  dependencies:
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
+hash.js@^1.0.0, hash.js@^1.0.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.3.tgz#340dedbe6290187151c1ea1d777a3448935df846"
+  dependencies:
+    inherits "^2.0.3"
+    minimalistic-assert "^1.0.0"
+
 hawk@3.1.3, hawk@~3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/hawk/-/hawk-3.1.3.tgz#078444bd7c1640b0fe540d2c9b73d59678e8e1c4"
@@ -2570,6 +2817,14 @@ hawk@~6.0.2:
     hoek "4.x.x"
     sntp "2.x.x"
 
+hmac-drbg@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
+  dependencies:
+    hash.js "^1.0.3"
+    minimalistic-assert "^1.0.0"
+    minimalistic-crypto-utils "^1.0.1"
+
 hoek@2.x.x:
   version "2.16.3"
   resolved "https://registry.yarnpkg.com/hoek/-/hoek-2.16.3.tgz#20bb7403d3cea398e91dc4710a8ff1b8274a25ed"
@@ -2638,6 +2893,10 @@ iconv-lite@^0.4.17, iconv-lite@~0.4.13:
   version "0.4.19"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.19.tgz#f7468f60135f5e5dad3399c0a81be9a1603a082b"
 
+idb-wrapper@^1.5.0:
+  version "1.7.1"
+  resolved "https://registry.yarnpkg.com/idb-wrapper/-/idb-wrapper-1.7.1.tgz#6a32670122e173a84ecc5cfa9668fa2ceb221b04"
+
 ignore@^3.3.3:
   version "3.3.6"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-3.3.6.tgz#b6f3196b38ed92f0c86e52f6f79b7fc4c8266c8d"
@@ -2656,6 +2915,10 @@ indent-string@^3.0.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/indent-string/-/indent-string-3.2.0.tgz#4a5fd6d27cc332f37e5419a504dbb837105c9289"
 
+indexof@~0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/indexof/-/indexof-0.0.1.tgz#82dc336d232b9062179d05ab3293a66059fd435d"
+
 infinity-agent@^2.0.0:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/infinity-agent/-/infinity-agent-2.0.3.tgz#45e0e2ff7a9eb030b27d62b74b3744b7a7ac4216"
@@ -2815,6 +3078,10 @@ is-hexadecimal@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-hexadecimal/-/is-hexadecimal-1.0.1.tgz#6e084bbc92061fbb0971ec58b6ce6d404e24da69"
 
+is-module@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-module/-/is-module-1.0.0.tgz#3258fb69f78c14d5b815d664336b4cffb6441591"
+
 is-npm@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-npm/-/is-npm-1.0.0.tgz#f2fb63a65e4905b406c86072765a1a4dc793b9f4"
@@ -2835,6 +3102,10 @@ is-obj@^1.0.0, is-obj@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
 
+is-object@~0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/is-object/-/is-object-0.1.2.tgz#00efbc08816c33cfc4ac8251d132e10dc65098d7"
+
 is-path-cwd@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-path-cwd/-/is-path-cwd-1.0.0.tgz#d225ec23132e89edd38fda767472e62e65f1106d"
@@ -2915,6 +3186,10 @@ is-utf8@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-utf8/-/is-utf8-0.2.1.tgz#4b0da1442104d1b336340e80797e865cf39f7d72"
 
+is@~0.2.6:
+  version "0.2.7"
+  resolved "https://registry.yarnpkg.com/is/-/is-0.2.7.tgz#3b34a2c48f359972f35042849193ae7264b63562"
+
 isarray@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
@@ -2923,6 +3198,10 @@ isarray@1.0.0, isarray@^1.0.0, isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
 
+isbuffer@~0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/isbuffer/-/isbuffer-0.0.0.tgz#38c146d9df528b8bf9b0701c3d43cf12df3fc39b"
+
 isexe@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
@@ -3376,6 +3655,82 @@ lcid@^1.0.0:
   dependencies:
     invert-kv "^1.0.0"
 
+level-blobs@^0.1.7:
+  version "0.1.7"
+  resolved "https://registry.yarnpkg.com/level-blobs/-/level-blobs-0.1.7.tgz#9ab9b97bb99f1edbf9f78a3433e21ed56386bdaf"
+  dependencies:
+    level-peek "1.0.6"
+    once "^1.3.0"
+    readable-stream "^1.0.26-4"
+
+level-filesystem@^1.0.1:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/level-filesystem/-/level-filesystem-1.2.0.tgz#a00aca9919c4a4dfafdca6a8108d225aadff63b3"
+  dependencies:
+    concat-stream "^1.4.4"
+    errno "^0.1.1"
+    fwd-stream "^1.0.4"
+    level-blobs "^0.1.7"
+    level-peek "^1.0.6"
+    level-sublevel "^5.2.0"
+    octal "^1.0.0"
+    once "^1.3.0"
+    xtend "^2.2.0"
+
+level-fix-range@2.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/level-fix-range/-/level-fix-range-2.0.0.tgz#c417d62159442151a19d9a2367868f1724c2d548"
+  dependencies:
+    clone "~0.1.9"
+
+level-fix-range@~1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/level-fix-range/-/level-fix-range-1.0.2.tgz#bf15b915ae36d8470c821e883ddf79cd16420828"
+
+"level-hooks@>=4.4.0 <5":
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/level-hooks/-/level-hooks-4.5.0.tgz#1b9ae61922930f3305d1a61fc4d83c8102c0dd93"
+  dependencies:
+    string-range "~1.2"
+
+level-js@^2.1.3:
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/level-js/-/level-js-2.2.4.tgz#bc055f4180635d4489b561c9486fa370e8c11697"
+  dependencies:
+    abstract-leveldown "~0.12.0"
+    idb-wrapper "^1.5.0"
+    isbuffer "~0.0.0"
+    ltgt "^2.1.2"
+    typedarray-to-buffer "~1.0.0"
+    xtend "~2.1.2"
+
+level-peek@1.0.6, level-peek@^1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/level-peek/-/level-peek-1.0.6.tgz#bec51c72a82ee464d336434c7c876c3fcbcce77f"
+  dependencies:
+    level-fix-range "~1.0.2"
+
+level-sublevel@^5.2.0:
+  version "5.2.3"
+  resolved "https://registry.yarnpkg.com/level-sublevel/-/level-sublevel-5.2.3.tgz#744c12c72d2e72be78dde3b9b5cd84d62191413a"
+  dependencies:
+    level-fix-range "2.0"
+    level-hooks ">=4.4.0 <5"
+    string-range "~1.2.1"
+    xtend "~2.0.4"
+
+levelup@^0.18.2:
+  version "0.18.6"
+  resolved "https://registry.yarnpkg.com/levelup/-/levelup-0.18.6.tgz#e6a01cb089616c8ecc0291c2a9bd3f0c44e3e5eb"
+  dependencies:
+    bl "~0.8.1"
+    deferred-leveldown "~0.2.0"
+    errno "~0.1.1"
+    prr "~0.0.0"
+    readable-stream "~1.0.26"
+    semver "~2.3.1"
+    xtend "~3.0.0"
+
 leven@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/leven/-/leven-2.1.0.tgz#c2e7a9f772094dee9d34202ae8acce4687875580"
@@ -3572,6 +3927,22 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.2"
     yallist "^2.1.2"
 
+ltgt@^2.1.2:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/ltgt/-/ltgt-2.2.0.tgz#b65ba5fcb349a29924c8e333f7c6a5562f2e4842"
+
+magic-string@^0.16.0:
+  version "0.16.0"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.16.0.tgz#970ebb0da7193301285fb1aa650f39bdd81eb45a"
+  dependencies:
+    vlq "^0.2.1"
+
+magic-string@^0.22.4:
+  version "0.22.4"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.22.4.tgz#31039b4e40366395618c1d6cf8193c53917475ff"
+  dependencies:
+    vlq "^0.2.1"
+
 makeerror@1.0.x:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/makeerror/-/makeerror-1.0.11.tgz#e01a5c9109f2af79660e4e8b9587790184f5a96c"
@@ -3609,6 +3980,13 @@ marked@^0.3.6:
   version "0.3.6"
   resolved "https://registry.yarnpkg.com/marked/-/marked-0.3.6.tgz#b2c6c618fccece4ef86c4fc6cb8a7cbf5aeda8d7"
 
+md5.js@^1.3.4:
+  version "1.3.4"
+  resolved "https://registry.yarnpkg.com/md5.js/-/md5.js-1.3.4.tgz#e9bdbde94a20a5ac18b04340fc5764d5b09d901d"
+  dependencies:
+    hash-base "^3.0.0"
+    inherits "^2.0.1"
+
 mem@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/mem/-/mem-1.1.0.tgz#5edd52b485ca1d900fe64895505399a0dfa45f76"
@@ -3652,6 +4030,13 @@ micromatch@^2.1.5, micromatch@^2.3.11:
     parse-glob "^3.0.4"
     regex-cache "^0.4.2"
 
+miller-rabin@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/miller-rabin/-/miller-rabin-4.0.1.tgz#f080351c865b0dc562a8462966daa53543c78a4d"
+  dependencies:
+    bn.js "^4.0.0"
+    brorand "^1.0.1"
+
 mime-db@~1.30.0:
   version "1.30.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.30.0.tgz#74c643da2dd9d6a45399963465b26d5ca7d71f01"
@@ -3666,6 +4051,14 @@ mimic-fn@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.1.0.tgz#e667783d92e89dbd342818b5230b9d62a672ad18"
 
+minimalistic-assert@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/minimalistic-assert/-/minimalistic-assert-1.0.0.tgz#702be2dda6b37f4836bcb3f5db56641b64a1d3d3"
+
+minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
+
 minimatch@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-1.0.0.tgz#e0dd2120b49e1b724ce8d714c520822a9438576d"
@@ -3883,6 +4276,18 @@ object-keys@^1.0.8:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
 
+object-keys@~0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-0.2.0.tgz#cddec02998b091be42bf1035ae32e49f1cb6ea67"
+  dependencies:
+    foreach "~2.0.1"
+    indexof "~0.0.1"
+    is "~0.2.6"
+
+object-keys@~0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-0.4.0.tgz#28a6aae7428dd2c3a92f3d95f21335dd204e0336"
+
 object.omit@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/object.omit/-/object.omit-2.0.1.tgz#1a9c744829f39dbb858c76ca3579ae2a54ebd1fa"
@@ -3890,6 +4295,10 @@ object.omit@^2.0.0:
     for-own "^0.1.4"
     is-extendable "^0.1.1"
 
+octal@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/octal/-/octal-1.0.0.tgz#63e7162a68efbeb9e213588d58e989d1e5c4530b"
+
 once@^1.3.0, once@^1.3.3, once@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
@@ -3997,6 +4406,16 @@ package-json@^1.0.0:
     got "^3.2.0"
     registry-url "^3.0.0"
 
+parse-asn1@^5.0.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/parse-asn1/-/parse-asn1-5.1.0.tgz#37c4f9b7ed3ab65c74817b5f2480937fbf97c712"
+  dependencies:
+    asn1.js "^4.0.0"
+    browserify-aes "^1.0.0"
+    create-hash "^1.1.0"
+    evp_bytestokey "^1.0.0"
+    pbkdf2 "^3.0.3"
+
 parse-entities@^1.0.2:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/parse-entities/-/parse-entities-1.1.1.tgz#8112d88471319f27abae4d64964b122fe4e1b890"
@@ -4077,6 +4496,16 @@ path-type@^2.0.0:
   dependencies:
     pify "^2.0.0"
 
+pbkdf2@^3.0.3:
+  version "3.0.14"
+  resolved "https://registry.yarnpkg.com/pbkdf2/-/pbkdf2-3.0.14.tgz#a35e13c64799b06ce15320f459c230e68e73bade"
+  dependencies:
+    create-hash "^1.1.2"
+    create-hmac "^1.1.4"
+    ripemd160 "^2.0.1"
+    safe-buffer "^5.0.1"
+    sha.js "^2.4.8"
+
 performance-now@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-0.2.0.tgz#33ef30c5c77d4ea21c5a53869d91b56d8f2555e5"
@@ -4140,6 +4569,10 @@ private@^0.1.6, private@^0.1.7:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.8.tgz#2381edb3689f7a53d653190060fcf822d2f368ff"
 
+process-es6@^0.11.2, process-es6@^0.11.3:
+  version "0.11.6"
+  resolved "https://registry.yarnpkg.com/process-es6/-/process-es6-0.11.6.tgz#c6bb389f9a951f82bd4eb169600105bd2ff9c778"
+
 process-nextick-args@~1.0.6:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-1.0.7.tgz#150e20b756590ad3f91093f25a4f2ad8bff30ba3"
@@ -4170,6 +4603,16 @@ pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
+public-encrypt@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/public-encrypt/-/public-encrypt-4.0.0.tgz#39f699f3a46560dd5ebacbca693caf7c65c18cc6"
+  dependencies:
+    bn.js "^4.1.0"
+    browserify-rsa "^4.0.0"
+    create-hash "^1.1.0"
+    parse-asn1 "^5.0.0"
+    randombytes "^2.0.1"
+
 punycode@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
@@ -4193,6 +4636,19 @@ randomatic@^1.1.3:
     is-number "^3.0.0"
     kind-of "^4.0.0"
 
+randombytes@^2.0.0, randombytes@^2.0.1, randombytes@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/randombytes/-/randombytes-2.0.5.tgz#dc009a246b8d09a177b4b7a0ae77bc570f4b1b79"
+  dependencies:
+    safe-buffer "^5.1.0"
+
+randomfill@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/randomfill/-/randomfill-1.0.3.tgz#b96b7df587f01dd91726c418f30553b1418e3d62"
+  dependencies:
+    randombytes "^2.0.5"
+    safe-buffer "^5.1.0"
+
 rc@^0.5.0:
   version "0.5.5"
   resolved "https://registry.yarnpkg.com/rc/-/rc-0.5.5.tgz#541cc3300f464b6dfe6432d756f0f2dd3e9eb199"
@@ -4274,7 +4730,7 @@ read-pkg@^2.0.0:
     normalize-package-data "^2.3.2"
     path-type "^2.0.0"
 
-"readable-stream@>=1.0.33-1 <1.1.0-0":
+"readable-stream@>=1.0.33-1 <1.1.0-0", readable-stream@~1.0.26, readable-stream@~1.0.26-4:
   version "1.0.34"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
   dependencies:
@@ -4283,7 +4739,7 @@ read-pkg@^2.0.0:
     isarray "0.0.1"
     string_decoder "~0.10.x"
 
-"readable-stream@>=1.1.13-1 <1.2.0-0":
+"readable-stream@>=1.1.13-1 <1.2.0-0", readable-stream@^1.0.26-4:
   version "1.1.14"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
   dependencies:
@@ -4514,10 +4970,20 @@ resolve-from@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-3.0.0.tgz#b22c7af7d9d6881bc8b6e653335eebcb0a188748"
 
+resolve-url@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
+
 resolve@1.1.7:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
 
+resolve@^1.1.6, resolve@^1.4.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.5.0.tgz#1f09acce796c9a762579f31b2c1cc4c3cddf9f36"
+  dependencies:
+    path-parse "^1.0.5"
+
 resolve@^1.2.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.4.0.tgz#a75be01c53da25d934a98ebd0e4c4a7312f92a86"
@@ -4550,6 +5016,90 @@ rimraf@2, rimraf@^2.2.8, rimraf@^2.5.1, rimraf@^2.5.2, rimraf@^2.6.1:
   dependencies:
     glob "^7.0.5"
 
+ripemd160@^2.0.0, ripemd160@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/ripemd160/-/ripemd160-2.0.1.tgz#0f4584295c53a3628af7e6d79aca21ce57d1c6e7"
+  dependencies:
+    hash-base "^2.0.0"
+    inherits "^2.0.1"
+
+rollup-plugin-babel@^3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-babel/-/rollup-plugin-babel-3.0.2.tgz#a2765dea0eaa8aece351c983573300d17497495b"
+  dependencies:
+    rollup-pluginutils "^1.5.0"
+
+rollup-plugin-commonjs@^8.2.6:
+  version "8.2.6"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-commonjs/-/rollup-plugin-commonjs-8.2.6.tgz#27e5b9069ff94005bb01e01bb46a1e4873784677"
+  dependencies:
+    acorn "^5.2.1"
+    estree-walker "^0.5.0"
+    magic-string "^0.22.4"
+    resolve "^1.4.0"
+    rollup-pluginutils "^2.0.1"
+
+rollup-plugin-flow@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-flow/-/rollup-plugin-flow-1.1.1.tgz#6ce568f1dd559666b77ab76b4bae251407528db6"
+  dependencies:
+    flow-remove-types "^1.1.0"
+    rollup-pluginutils "^1.5.1"
+
+rollup-plugin-node-builtins@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-node-builtins/-/rollup-plugin-node-builtins-2.1.2.tgz#24a1fed4a43257b6b64371d8abc6ce1ab14597e9"
+  dependencies:
+    browserify-fs "^1.0.0"
+    buffer-es6 "^4.9.2"
+    crypto-browserify "^3.11.0"
+    process-es6 "^0.11.2"
+
+rollup-plugin-node-globals@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-node-globals/-/rollup-plugin-node-globals-1.1.0.tgz#7efd8d611d132737829e804e9f51f50962af451f"
+  dependencies:
+    acorn "^4.0.1"
+    buffer-es6 "^4.9.1"
+    estree-walker "^0.2.1"
+    magic-string "^0.16.0"
+    process-es6 "^0.11.3"
+    rollup-pluginutils "^1.5.2"
+
+rollup-plugin-node-resolve@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-node-resolve/-/rollup-plugin-node-resolve-3.0.0.tgz#8b897c4c3030d5001277b0514b25d2ca09683ee0"
+  dependencies:
+    browser-resolve "^1.11.0"
+    builtin-modules "^1.1.0"
+    is-module "^1.0.0"
+    resolve "^1.1.6"
+
+rollup-plugin-sourcemaps@^0.4.2:
+  version "0.4.2"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-sourcemaps/-/rollup-plugin-sourcemaps-0.4.2.tgz#62125aa94087aadf7b83ef4dfaf629b473135e87"
+  dependencies:
+    rollup-pluginutils "^2.0.1"
+    source-map-resolve "^0.5.0"
+
+rollup-pluginutils@^1.5.0, rollup-pluginutils@^1.5.1, rollup-pluginutils@^1.5.2:
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-1.5.2.tgz#1e156e778f94b7255bfa1b3d0178be8f5c552408"
+  dependencies:
+    estree-walker "^0.2.1"
+    minimatch "^3.0.2"
+
+rollup-pluginutils@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-2.0.1.tgz#7ec95b3573f6543a46a6461bd9a7c544525d0fc0"
+  dependencies:
+    estree-walker "^0.3.0"
+    micromatch "^2.3.11"
+
+rollup@^0.51.3:
+  version "0.51.3"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.51.3.tgz#229e0004d6cf8f207f77a7a8dc76924155f4c1dd"
+
 run-async@^2.2.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/run-async/-/run-async-2.3.0.tgz#0371ab4ae0bdd720d4166d7dfda64ff7a445a6c0"
@@ -4572,7 +5122,7 @@ rxjs@^5.0.0-beta.11:
   dependencies:
     symbol-observable "^1.0.1"
 
-safe-buffer@^5.0.1, safe-buffer@^5.1.1, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
+safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
@@ -4608,6 +5158,10 @@ semver@^4.0.3:
   version "4.3.6"
   resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
 
+semver@~2.3.1:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-2.3.2.tgz#b9848f25d6cf36333073ec9ef8856d42f1233e52"
+
 set-blocking@^2.0.0, set-blocking@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
@@ -4620,6 +5174,13 @@ setimmediate@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/setimmediate/-/setimmediate-1.0.5.tgz#290cbb232e306942d7d7ea9b83732ab7856f8285"
 
+sha.js@^2.4.0, sha.js@^2.4.8:
+  version "2.4.9"
+  resolved "https://registry.yarnpkg.com/sha.js/-/sha.js-2.4.9.tgz#98f64880474b74f4a38b8da9d3c0f2d104633e7d"
+  dependencies:
+    inherits "^2.0.1"
+    safe-buffer "^5.0.1"
+
 shebang-command@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"
@@ -4674,12 +5235,26 @@ sortobject@1.1.1:
   dependencies:
     editions "^1.1.1"
 
+source-map-resolve@^0.5.0:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/source-map-resolve/-/source-map-resolve-0.5.1.tgz#7ad0f593f2281598e854df80f19aae4b92d7a11a"
+  dependencies:
+    atob "^2.0.0"
+    decode-uri-component "^0.2.0"
+    resolve-url "^0.2.1"
+    source-map-url "^0.4.0"
+    urix "^0.1.0"
+
 source-map-support@^0.4.15:
   version "0.4.18"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.18.tgz#0286a6de8be42641338594e97ccea75f0a2c585f"
   dependencies:
     source-map "^0.5.6"
 
+source-map-url@^0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
+
 source-map@^0.4.4:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
@@ -4759,6 +5334,10 @@ string-length@^2.0.0:
     astral-regex "^1.0.0"
     strip-ansi "^4.0.0"
 
+string-range@~1.2, string-range@~1.2.1:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/string-range/-/string-range-1.2.2.tgz#a893ed347e72299bc83befbbf2a692a8d239d5dd"
+
 string-width@^1.0.1, string-width@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
@@ -5066,6 +5645,10 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
+typedarray-to-buffer@~1.0.0:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/typedarray-to-buffer/-/typedarray-to-buffer-1.0.4.tgz#9bb8ba0e841fb3f4cf1fe7c245e9f3fa8a5fe99c"
+
 typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
@@ -5146,6 +5729,10 @@ update-section@^0.3.0:
   version "0.3.3"
   resolved "https://registry.yarnpkg.com/update-section/-/update-section-0.3.3.tgz#458f17820d37820dc60e20b86d94391b00123158"
 
+urix@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/urix/-/urix-0.1.0.tgz#da937f7a62e21fec1fd18d49b35c2935067a6c72"
+
 user-home@^1.0.0, user-home@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/user-home/-/user-home-1.1.1.tgz#2b5be23a32b63a7c9deb8d0f28d485724a3df190"
@@ -5211,6 +5798,10 @@ vinyl@^0.4.0:
     clone "^0.2.0"
     clone-stats "^0.0.1"
 
+vlq@^0.2.1:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/vlq/-/vlq-0.2.3.tgz#8f3e4328cf63b1540c0d67e1b2778386f8975b26"
+
 walker@~1.0.5:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/walker/-/walker-1.0.7.tgz#2f7f9b8fd10d677262b18a884e28d19618e028fb"
@@ -5327,6 +5918,27 @@ xml-name-validator@^2.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
 
+xtend@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.2.0.tgz#eef6b1f198c1c8deafad8b1765a04dad4a01c5a9"
+
+xtend@~2.0.4:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.0.6.tgz#5ea657a6dba447069c2e59c58a1138cb0c5e6cee"
+  dependencies:
+    is-object "~0.1.2"
+    object-keys "~0.2.0"
+
+xtend@~2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.1.2.tgz#6efecc2a4dad8e6962c4901b337ce7ba87b5d28b"
+  dependencies:
+    object-keys "~0.4.0"
+
+xtend@~3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-3.0.0.tgz#5cce7407baf642cba7becda568111c493f59665a"
+
 y18n@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"