diff --git a/.babelrc b/.babelrc
new file mode 100644
index 0000000..a0765e1
--- /dev/null
+++ b/.babelrc
@@ -0,0 +1,3 @@
+{
+    "presets": ["es2015"]
+}
diff --git a/.eslintrc.js b/.eslintrc.js
index 44e518b..1b5f82e 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -1,7 +1,8 @@
 module.exports = {
     "env": {
         "es6": true,
-        "node": true
+        "node": true,
+        "jest": true
     },
     "extends": "eslint:recommended",
     "rules": {
@@ -21,9 +22,11 @@ module.exports = {
             "error",
             "always"
         ],
-        "curly": [
-            "error",
-            "all"
+        "no-console": [
+            "warn"
         ]
+    },
+    "parserOptions": {
+        "sourceType": "module"
     }
 };
diff --git a/.gitignore b/.gitignore
index 3c3629e..491fc35 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 node_modules
+lib
diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..85de9cf
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1 @@
+src
diff --git a/package.json b/package.json
index 2c7454c..d1bbcc2 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,11 @@
   "name": "identifiers-bibcode",
   "version": "0.1.0",
   "description": "Extract, validate and normalize ADS Bibcodes.",
-  "keywords": ["ads", "bibcode", "identifiers"],
+  "keywords": [
+    "ads",
+    "bibcode",
+    "identifiers"
+  ],
   "main": "./lib/bibcode.js",
   "repository": "https://github.com/altmetric/identifiers-bibcode",
   "bugs": "https://github.com/altmetric/identifiers-bibcode/issues",
@@ -12,12 +16,17 @@
     "node": ">= 4"
   },
   "devDependencies": {
+    "babel-cli": "^6.24.1",
+    "babel-jest": "^20.0.3",
+    "babel-preset-es2015": "^6.24.1",
     "eslint": "^3.15.0",
     "jest": "^18.1.0"
   },
   "scripts": {
-    "pretest": "eslint lib tests",
-    "test": "jest"
+    "pretest": "yarn compile && eslint src tests",
+    "test": "jest",
+    "compile": "babel src -d lib",
+    "prepublish": "yarn compile"
   },
   "jest": {
     "testEnvironment": "node"
diff --git a/lib/bibcode.js b/src/bibcode.js
similarity index 100%
rename from lib/bibcode.js
rename to src/bibcode.js
diff --git a/tests/bibcode.test.js b/tests/bibcode.test.js
index f849ccc..6a0f4e5 100644
--- a/tests/bibcode.test.js
+++ b/tests/bibcode.test.js
@@ -1,4 +1,3 @@
-/* globals test, expect */
 "use strict";
 
 const bibcode = require("../lib/bibcode");
diff --git a/yarn.lock b/yarn.lock
index aa81c81..371af2a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6,6 +6,10 @@ abab@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/abab/-/abab-1.0.3.tgz#b81de5f7274ec4e756d797cd834f303642724e5d"
 
+abbrev@1:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.0.tgz#d0554c2256636e2f56e7c2e5ad183f859428d81f"
+
 acorn-globals@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/acorn-globals/-/acorn-globals-3.1.0.tgz#fd8270f71fbb4996b004fa880ee5d46573a731bf"
@@ -69,12 +73,30 @@ ansicolors@~0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/ansicolors/-/ansicolors-0.2.1.tgz#be089599097b74a5c9c4a84a0cdbcdb62bd87aef"
 
+anymatch@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-1.3.0.tgz#a3e52fa39168c825ff57b0248126ce5a8ff95507"
+  dependencies:
+    arrify "^1.0.0"
+    micromatch "^2.1.5"
+
 append-transform@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/append-transform/-/append-transform-0.4.0.tgz#d76ebf8ca94d276e247a36bad44a4b74ab611991"
   dependencies:
     default-require-extensions "^1.0.0"
 
+aproba@^1.0.3:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.1.1.tgz#95d3600f07710aa0e9298c726ad5ecf2eacbabab"
+
+are-we-there-yet@~1.1.2:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/are-we-there-yet/-/are-we-there-yet-1.1.4.tgz#bb5dca382bb94f05e15194373d16fd3ba1ca110d"
+  dependencies:
+    delegates "^1.0.0"
+    readable-stream "^2.0.6"
+
 argparse@^1.0.7:
   version "1.0.9"
   resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.9.tgz#73d83bc263f86e97f8cc4f6bae1b0e90a7d22c86"
@@ -125,6 +147,10 @@ assert-plus@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/assert-plus/-/assert-plus-0.2.0.tgz#d74e1b87e7affc0db8aadb7021f3fe48101ab234"
 
+async-each@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
+
 async@^1.4.0:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
@@ -147,6 +173,27 @@ aws4@^1.2.1:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.6.0.tgz#83ef5ca860b2b32e4a0deedee8c771b9db57471e"
 
+babel-cli@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-cli/-/babel-cli-6.24.1.tgz#207cd705bba61489b2ea41b5312341cf6aca2283"
+  dependencies:
+    babel-core "^6.24.1"
+    babel-polyfill "^6.23.0"
+    babel-register "^6.24.1"
+    babel-runtime "^6.22.0"
+    commander "^2.8.1"
+    convert-source-map "^1.1.0"
+    fs-readdir-recursive "^1.0.0"
+    glob "^7.0.0"
+    lodash "^4.2.0"
+    output-file-sync "^1.1.0"
+    path-is-absolute "^1.0.0"
+    slash "^1.0.0"
+    source-map "^0.5.0"
+    v8flags "^2.0.10"
+  optionalDependencies:
+    chokidar "^1.6.1"
+
 babel-code-frame@^6.16.0, babel-code-frame@^6.22.0:
   version "6.22.0"
   resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.22.0.tgz#027620bee567a88c32561574e7fd0801d33118e4"
@@ -192,6 +239,74 @@ babel-generator@^6.18.0, babel-generator@^6.24.1:
     source-map "^0.5.0"
     trim-right "^1.0.1"
 
+babel-helper-call-delegate@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-call-delegate/-/babel-helper-call-delegate-6.24.1.tgz#ece6aacddc76e41c3461f88bfc575bd0daa2df8d"
+  dependencies:
+    babel-helper-hoist-variables "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-traverse "^6.24.1"
+    babel-types "^6.24.1"
+
+babel-helper-define-map@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-define-map/-/babel-helper-define-map-6.24.1.tgz#7a9747f258d8947d32d515f6aa1c7bd02204a080"
+  dependencies:
+    babel-helper-function-name "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+    lodash "^4.2.0"
+
+babel-helper-function-name@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-function-name/-/babel-helper-function-name-6.24.1.tgz#d3475b8c03ed98242a25b48351ab18399d3580a9"
+  dependencies:
+    babel-helper-get-function-arity "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+    babel-traverse "^6.24.1"
+    babel-types "^6.24.1"
+
+babel-helper-get-function-arity@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-get-function-arity/-/babel-helper-get-function-arity-6.24.1.tgz#8f7782aa93407c41d3aa50908f89b031b1b6853d"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-helper-hoist-variables@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-hoist-variables/-/babel-helper-hoist-variables-6.24.1.tgz#1ecb27689c9d25513eadbc9914a73f5408be7a76"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-helper-optimise-call-expression@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-optimise-call-expression/-/babel-helper-optimise-call-expression-6.24.1.tgz#f7a13427ba9f73f8f4fa993c54a97882d1244257"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-helper-regex@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-regex/-/babel-helper-regex-6.24.1.tgz#d36e22fab1008d79d88648e32116868128456ce8"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+    lodash "^4.2.0"
+
+babel-helper-replace-supers@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-helper-replace-supers/-/babel-helper-replace-supers-6.24.1.tgz#bf6dbfe43938d17369a213ca8a8bf74b6a90ab1a"
+  dependencies:
+    babel-helper-optimise-call-expression "^6.24.1"
+    babel-messages "^6.23.0"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+    babel-traverse "^6.24.1"
+    babel-types "^6.24.1"
+
 babel-helpers@^6.24.1:
   version "6.24.1"
   resolved "https://registry.yarnpkg.com/babel-helpers/-/babel-helpers-6.24.1.tgz#3471de9caec388e5c850e597e58a26ddf37602b2"
@@ -207,12 +322,26 @@ babel-jest@^18.0.0:
     babel-plugin-istanbul "^3.0.0"
     babel-preset-jest "^18.0.0"
 
+babel-jest@^20.0.3:
+  version "20.0.3"
+  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-20.0.3.tgz#e4a03b13dc10389e140fc645d09ffc4ced301671"
+  dependencies:
+    babel-core "^6.0.0"
+    babel-plugin-istanbul "^4.0.0"
+    babel-preset-jest "^20.0.3"
+
 babel-messages@^6.23.0:
   version "6.23.0"
   resolved "https://registry.yarnpkg.com/babel-messages/-/babel-messages-6.23.0.tgz#f3cdf4703858035b2a2951c6ec5edf6c62f2630e"
   dependencies:
     babel-runtime "^6.22.0"
 
+babel-plugin-check-es2015-constants@^6.22.0:
+  version "6.22.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-check-es2015-constants/-/babel-plugin-check-es2015-constants-6.22.0.tgz#35157b101426fd2ffd3da3f75c7d1e91835bbf8a"
+  dependencies:
+    babel-runtime "^6.22.0"
+
 babel-plugin-istanbul@^3.0.0:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-3.1.2.tgz#11d5abde18425ec24b5d648c7e0b5d25cd354a22"
@@ -222,16 +351,252 @@ babel-plugin-istanbul@^3.0.0:
     object-assign "^4.1.0"
     test-exclude "^3.3.0"
 
+babel-plugin-istanbul@^4.0.0:
+  version "4.1.3"
+  resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.3.tgz#6ee6280410dcf59c7747518c3dfd98680958f102"
+  dependencies:
+    find-up "^2.1.0"
+    istanbul-lib-instrument "^1.7.1"
+    test-exclude "^4.1.0"
+
 babel-plugin-jest-hoist@^18.0.0:
   version "18.0.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-18.0.0.tgz#4150e70ecab560e6e7344adc849498072d34e12a"
 
+babel-plugin-jest-hoist@^20.0.3:
+  version "20.0.3"
+  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-20.0.3.tgz#afedc853bd3f8dc3548ea671fbe69d03cc2c1767"
+
+babel-plugin-transform-es2015-arrow-functions@^6.22.0:
+  version "6.22.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-arrow-functions/-/babel-plugin-transform-es2015-arrow-functions-6.22.0.tgz#452692cb711d5f79dc7f85e440ce41b9f244d221"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-block-scoped-functions@^6.22.0:
+  version "6.22.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-block-scoped-functions/-/babel-plugin-transform-es2015-block-scoped-functions-6.22.0.tgz#bbc51b49f964d70cb8d8e0b94e820246ce3a6141"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-block-scoping@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-block-scoping/-/babel-plugin-transform-es2015-block-scoping-6.24.1.tgz#76c295dc3a4741b1665adfd3167215dcff32a576"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+    babel-traverse "^6.24.1"
+    babel-types "^6.24.1"
+    lodash "^4.2.0"
+
+babel-plugin-transform-es2015-classes@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-classes/-/babel-plugin-transform-es2015-classes-6.24.1.tgz#5a4c58a50c9c9461e564b4b2a3bfabc97a2584db"
+  dependencies:
+    babel-helper-define-map "^6.24.1"
+    babel-helper-function-name "^6.24.1"
+    babel-helper-optimise-call-expression "^6.24.1"
+    babel-helper-replace-supers "^6.24.1"
+    babel-messages "^6.23.0"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+    babel-traverse "^6.24.1"
+    babel-types "^6.24.1"
+
+babel-plugin-transform-es2015-computed-properties@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-computed-properties/-/babel-plugin-transform-es2015-computed-properties-6.24.1.tgz#6fe2a8d16895d5634f4cd999b6d3480a308159b3"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+
+babel-plugin-transform-es2015-destructuring@^6.22.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-destructuring/-/babel-plugin-transform-es2015-destructuring-6.23.0.tgz#997bb1f1ab967f682d2b0876fe358d60e765c56d"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-duplicate-keys@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-duplicate-keys/-/babel-plugin-transform-es2015-duplicate-keys-6.24.1.tgz#73eb3d310ca969e3ef9ec91c53741a6f1576423e"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-plugin-transform-es2015-for-of@^6.22.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-for-of/-/babel-plugin-transform-es2015-for-of-6.23.0.tgz#f47c95b2b613df1d3ecc2fdb7573623c75248691"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-function-name@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-function-name/-/babel-plugin-transform-es2015-function-name-6.24.1.tgz#834c89853bc36b1af0f3a4c5dbaa94fd8eacaa8b"
+  dependencies:
+    babel-helper-function-name "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-plugin-transform-es2015-literals@^6.22.0:
+  version "6.22.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-literals/-/babel-plugin-transform-es2015-literals-6.22.0.tgz#4f54a02d6cd66cf915280019a31d31925377ca2e"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-modules-amd@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-modules-amd/-/babel-plugin-transform-es2015-modules-amd-6.24.1.tgz#3b3e54017239842d6d19c3011c4bd2f00a00d154"
+  dependencies:
+    babel-plugin-transform-es2015-modules-commonjs "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+
+babel-plugin-transform-es2015-modules-commonjs@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-modules-commonjs/-/babel-plugin-transform-es2015-modules-commonjs-6.24.1.tgz#d3e310b40ef664a36622200097c6d440298f2bfe"
+  dependencies:
+    babel-plugin-transform-strict-mode "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+    babel-types "^6.24.1"
+
+babel-plugin-transform-es2015-modules-systemjs@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-modules-systemjs/-/babel-plugin-transform-es2015-modules-systemjs-6.24.1.tgz#ff89a142b9119a906195f5f106ecf305d9407d23"
+  dependencies:
+    babel-helper-hoist-variables "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+
+babel-plugin-transform-es2015-modules-umd@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-modules-umd/-/babel-plugin-transform-es2015-modules-umd-6.24.1.tgz#ac997e6285cd18ed6176adb607d602344ad38468"
+  dependencies:
+    babel-plugin-transform-es2015-modules-amd "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+
+babel-plugin-transform-es2015-object-super@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-object-super/-/babel-plugin-transform-es2015-object-super-6.24.1.tgz#24cef69ae21cb83a7f8603dad021f572eb278f8d"
+  dependencies:
+    babel-helper-replace-supers "^6.24.1"
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-parameters@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-parameters/-/babel-plugin-transform-es2015-parameters-6.24.1.tgz#57ac351ab49caf14a97cd13b09f66fdf0a625f2b"
+  dependencies:
+    babel-helper-call-delegate "^6.24.1"
+    babel-helper-get-function-arity "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-template "^6.24.1"
+    babel-traverse "^6.24.1"
+    babel-types "^6.24.1"
+
+babel-plugin-transform-es2015-shorthand-properties@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-shorthand-properties/-/babel-plugin-transform-es2015-shorthand-properties-6.24.1.tgz#24f875d6721c87661bbd99a4622e51f14de38aa0"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-plugin-transform-es2015-spread@^6.22.0:
+  version "6.22.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-spread/-/babel-plugin-transform-es2015-spread-6.22.0.tgz#d6d68a99f89aedc4536c81a542e8dd9f1746f8d1"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-sticky-regex@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-sticky-regex/-/babel-plugin-transform-es2015-sticky-regex-6.24.1.tgz#00c1cdb1aca71112cdf0cf6126c2ed6b457ccdbc"
+  dependencies:
+    babel-helper-regex "^6.24.1"
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-plugin-transform-es2015-template-literals@^6.22.0:
+  version "6.22.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-template-literals/-/babel-plugin-transform-es2015-template-literals-6.22.0.tgz#a84b3450f7e9f8f1f6839d6d687da84bb1236d8d"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-typeof-symbol@^6.22.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-typeof-symbol/-/babel-plugin-transform-es2015-typeof-symbol-6.23.0.tgz#dec09f1cddff94b52ac73d505c84df59dcceb372"
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-plugin-transform-es2015-unicode-regex@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-unicode-regex/-/babel-plugin-transform-es2015-unicode-regex-6.24.1.tgz#d38b12f42ea7323f729387f18a7c5ae1faeb35e9"
+  dependencies:
+    babel-helper-regex "^6.24.1"
+    babel-runtime "^6.22.0"
+    regexpu-core "^2.0.0"
+
+babel-plugin-transform-regenerator@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-regenerator/-/babel-plugin-transform-regenerator-6.24.1.tgz#b8da305ad43c3c99b4848e4fe4037b770d23c418"
+  dependencies:
+    regenerator-transform "0.9.11"
+
+babel-plugin-transform-strict-mode@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-strict-mode/-/babel-plugin-transform-strict-mode-6.24.1.tgz#d5faf7aa578a65bbe591cf5edae04a0c67020758"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-types "^6.24.1"
+
+babel-polyfill@^6.23.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel-polyfill/-/babel-polyfill-6.23.0.tgz#8364ca62df8eafb830499f699177466c3b03499d"
+  dependencies:
+    babel-runtime "^6.22.0"
+    core-js "^2.4.0"
+    regenerator-runtime "^0.10.0"
+
+babel-preset-es2015@^6.24.1:
+  version "6.24.1"
+  resolved "https://registry.yarnpkg.com/babel-preset-es2015/-/babel-preset-es2015-6.24.1.tgz#d44050d6bc2c9feea702aaf38d727a0210538939"
+  dependencies:
+    babel-plugin-check-es2015-constants "^6.22.0"
+    babel-plugin-transform-es2015-arrow-functions "^6.22.0"
+    babel-plugin-transform-es2015-block-scoped-functions "^6.22.0"
+    babel-plugin-transform-es2015-block-scoping "^6.24.1"
+    babel-plugin-transform-es2015-classes "^6.24.1"
+    babel-plugin-transform-es2015-computed-properties "^6.24.1"
+    babel-plugin-transform-es2015-destructuring "^6.22.0"
+    babel-plugin-transform-es2015-duplicate-keys "^6.24.1"
+    babel-plugin-transform-es2015-for-of "^6.22.0"
+    babel-plugin-transform-es2015-function-name "^6.24.1"
+    babel-plugin-transform-es2015-literals "^6.22.0"
+    babel-plugin-transform-es2015-modules-amd "^6.24.1"
+    babel-plugin-transform-es2015-modules-commonjs "^6.24.1"
+    babel-plugin-transform-es2015-modules-systemjs "^6.24.1"
+    babel-plugin-transform-es2015-modules-umd "^6.24.1"
+    babel-plugin-transform-es2015-object-super "^6.24.1"
+    babel-plugin-transform-es2015-parameters "^6.24.1"
+    babel-plugin-transform-es2015-shorthand-properties "^6.24.1"
+    babel-plugin-transform-es2015-spread "^6.22.0"
+    babel-plugin-transform-es2015-sticky-regex "^6.24.1"
+    babel-plugin-transform-es2015-template-literals "^6.22.0"
+    babel-plugin-transform-es2015-typeof-symbol "^6.22.0"
+    babel-plugin-transform-es2015-unicode-regex "^6.24.1"
+    babel-plugin-transform-regenerator "^6.24.1"
+
 babel-preset-jest@^18.0.0:
   version "18.0.0"
   resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-18.0.0.tgz#84faf8ca3ec65aba7d5e3f59bbaed935ab24049e"
   dependencies:
     babel-plugin-jest-hoist "^18.0.0"
 
+babel-preset-jest@^20.0.3:
+  version "20.0.3"
+  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-20.0.3.tgz#cbacaadecb5d689ca1e1de1360ebfc66862c178a"
+  dependencies:
+    babel-plugin-jest-hoist "^20.0.3"
+
 babel-register@^6.24.1:
   version "6.24.1"
   resolved "https://registry.yarnpkg.com/babel-register/-/babel-register-6.24.1.tgz#7e10e13a2f71065bdfad5a1787ba45bca6ded75f"
@@ -244,7 +609,7 @@ babel-register@^6.24.1:
     mkdirp "^0.5.1"
     source-map-support "^0.4.2"
 
-babel-runtime@^6.22.0:
+babel-runtime@^6.18.0, babel-runtime@^6.22.0:
   version "6.23.0"
   resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.23.0.tgz#0a9489f144de70efb3ce4300accdb329e2fc543b"
   dependencies:
@@ -275,7 +640,7 @@ babel-traverse@^6.18.0, babel-traverse@^6.24.1:
     invariant "^2.2.0"
     lodash "^4.2.0"
 
-babel-types@^6.18.0, babel-types@^6.24.1:
+babel-types@^6.18.0, babel-types@^6.19.0, babel-types@^6.24.1:
   version "6.24.1"
   resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.24.1.tgz#a136879dc15b3606bda0d90c1fc74304c2ff0975"
   dependencies:
@@ -298,6 +663,16 @@ bcrypt-pbkdf@^1.0.0:
   dependencies:
     tweetnacl "^0.14.3"
 
+binary-extensions@^1.0.0:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.8.0.tgz#48ec8d16df4377eae5fa5884682480af4d95c774"
+
+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"
+
 boom@2.x.x:
   version "2.10.1"
   resolved "https://registry.yarnpkg.com/boom/-/boom-2.10.1.tgz#39c8918ceff5799f83f9492a848f625add0c766f"
@@ -389,6 +764,21 @@ chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
+chokidar@^1.6.1:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-1.7.0.tgz#798e689778151c8076b4b360e5edd28cda2bb468"
+  dependencies:
+    anymatch "^1.3.0"
+    async-each "^1.0.0"
+    glob-parent "^2.0.0"
+    inherits "^2.0.1"
+    is-binary-path "^1.0.0"
+    is-glob "^2.0.0"
+    path-is-absolute "^1.0.0"
+    readdirp "^2.0.0"
+  optionalDependencies:
+    fsevents "^1.0.0"
+
 ci-info@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.0.0.tgz#dc5285f2b4e251821683681c381c3388f46ec534"
@@ -454,6 +844,12 @@ combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
+commander@^2.8.1:
+  version "2.9.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
+  dependencies:
+    graceful-readlink ">= 1.0.0"
+
 concat-map@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
@@ -466,6 +862,10 @@ concat-stream@^1.5.2:
     readable-stream "^2.2.2"
     typedarray "^0.0.6"
 
+console-control-strings@^1.0.0, console-control-strings@~1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/console-control-strings/-/console-control-strings-1.1.0.tgz#3d7cf4464db6446ea644bf4b39507f9851008e8e"
+
 content-type-parser@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/content-type-parser/-/content-type-parser-1.0.1.tgz#c3e56988c53c65127fb46d4032a3a900246fdc94"
@@ -520,6 +920,10 @@ decamelize@^1.0.0, decamelize@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
+deep-extend@~0.4.0:
+  version "0.4.2"
+  resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.2.tgz#48b699c27e334bf89f10892be432f6e4c7d34a7f"
+
 deep-is@~0.1.3:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
@@ -546,6 +950,10 @@ delayed-stream@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
 
+delegates@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
+
 detect-indent@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/detect-indent/-/detect-indent-4.0.0.tgz#f76d064352cdf43a1cb6ce619c4ee3a9475de208"
@@ -840,6 +1248,12 @@ find-up@^1.0.0, find-up@^1.1.2:
     path-exists "^2.0.0"
     pinkie-promise "^2.0.0"
 
+find-up@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-2.1.0.tgz#45d1b7e506c717ddd482775a2b77920a3c0c57a7"
+  dependencies:
+    locate-path "^2.0.0"
+
 flat-cache@^1.2.1:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-1.2.2.tgz#fa86714e72c21db88601761ecf2f555d1abc6b96"
@@ -871,10 +1285,51 @@ form-data@~2.1.1:
     combined-stream "^1.0.5"
     mime-types "^2.1.12"
 
+fs-readdir-recursive@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/fs-readdir-recursive/-/fs-readdir-recursive-1.0.0.tgz#8cd1745c8b4f8a29c8caec392476921ba195f560"
+
 fs.realpath@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
 
+fsevents@^1.0.0:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-1.1.1.tgz#f19fd28f43eeaf761680e519a203c4d0b3d31aff"
+  dependencies:
+    nan "^2.3.0"
+    node-pre-gyp "^0.6.29"
+
+fstream-ignore@^1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/fstream-ignore/-/fstream-ignore-1.0.5.tgz#9c31dae34767018fe1d249b24dada67d092da105"
+  dependencies:
+    fstream "^1.0.0"
+    inherits "2"
+    minimatch "^3.0.0"
+
+fstream@^1.0.0, fstream@^1.0.10, fstream@^1.0.2:
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/fstream/-/fstream-1.0.11.tgz#5c1fb1f117477114f0632a0eb4b71b3cb0fd3171"
+  dependencies:
+    graceful-fs "^4.1.2"
+    inherits "~2.0.0"
+    mkdirp ">=0.5 0"
+    rimraf "2"
+
+gauge@~2.7.3:
+  version "2.7.4"
+  resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.4.tgz#2c03405c7538c39d7eb37b317022e325fb018bf7"
+  dependencies:
+    aproba "^1.0.3"
+    console-control-strings "^1.0.0"
+    has-unicode "^2.0.0"
+    object-assign "^4.1.0"
+    signal-exit "^3.0.0"
+    string-width "^1.0.1"
+    strip-ansi "^3.0.1"
+    wide-align "^1.1.0"
+
 generate-function@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/generate-function/-/generate-function-2.0.0.tgz#6858fe7c0969b7d4e9093337647ac79f60dfbe74"
@@ -934,10 +1389,14 @@ globby@^5.0.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
-graceful-fs@^4.1.2, graceful-fs@^4.1.6:
+graceful-fs@^4.1.2, graceful-fs@^4.1.4, graceful-fs@^4.1.6:
   version "4.1.11"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
 
+"graceful-readlink@>= 1.0.0":
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/graceful-readlink/-/graceful-readlink-1.0.1.tgz#4cafad76bc62f02fa039b2f94e9a3dd3a391a725"
+
 growly@^1.2.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
@@ -973,6 +1432,10 @@ has-flag@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
 
+has-unicode@^2.0.0:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/has-unicode/-/has-unicode-2.0.1.tgz#e0e6fe6a28cf51138855e086d1691e771de2a8b9"
+
 hawk@~3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/hawk/-/hawk-3.1.3.tgz#078444bd7c1640b0fe540d2c9b73d59678e8e1c4"
@@ -1030,10 +1493,14 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@^2.0.3, inherits@~2.0.1:
+inherits@2, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.0, inherits@~2.0.1:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
+ini@~1.3.0:
+  version "1.3.4"
+  resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.4.tgz#0537cb79daf59b59a1a517dff706c86ec039162e"
+
 inquirer@^0.12.0:
   version "0.12.0"
   resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-0.12.0.tgz#1ef2bfd63504df0bc75785fff8c2c41df12f077e"
@@ -1070,6 +1537,12 @@ is-arrayish@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.2.1.tgz#77c99840527aa8ecb1a8ba697b80645a7a926a9d"
 
+is-binary-path@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-binary-path/-/is-binary-path-1.0.1.tgz#75f16642b480f187a711c814161fd3a4a7655898"
+  dependencies:
+    binary-extensions "^1.0.0"
+
 is-buffer@^1.1.5:
   version "1.1.5"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.5.tgz#1f3b26ef613b214b88cbca23cc6c01d87961eecc"
@@ -1495,6 +1968,10 @@ jsesc@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-1.3.0.tgz#46c3fec8c1892b12b0833db9bc7622176dbab34b"
 
+jsesc@~0.5.0:
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-0.5.0.tgz#e7dee66e35d6fc16f710fe91d5cf69f70f08911d"
+
 json-schema@0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/json-schema/-/json-schema-0.2.3.tgz#b480c892e59a2f05954ce727bd3f2a4e882f9e13"
@@ -1563,6 +2040,13 @@ load-json-file@^1.0.0:
     pinkie-promise "^2.0.0"
     strip-bom "^2.0.0"
 
+locate-path@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-2.0.0.tgz#2b568b265eec944c6d9c0de9c3dbbbca0354cd8e"
+  dependencies:
+    p-locate "^2.0.0"
+    path-exists "^3.0.0"
+
 lodash._arraycopy@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._arraycopy/-/lodash._arraycopy-3.0.0.tgz#76e7b7c1f1fb92547374878a562ed06a3e50f6e1"
@@ -1670,7 +2154,7 @@ merge@^1.1.3:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.0.tgz#7531e39d4949c281a66b8c5a6e0265e8b05894da"
 
-micromatch@^2.3.11:
+micromatch@^2.1.5, micromatch@^2.3.11:
   version "2.3.11"
   resolved "https://registry.yarnpkg.com/micromatch/-/micromatch-2.3.11.tgz#86677c97d1720b363431d04d0d15293bd38c1565"
   dependencies:
@@ -1698,7 +2182,7 @@ mime-types@^2.1.12, mime-types@~2.1.7:
   dependencies:
     mime-db "~1.27.0"
 
-minimatch@^3.0.2, minimatch@^3.0.3:
+minimatch@^3.0.0, minimatch@^3.0.2, minimatch@^3.0.3:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.3.tgz#2a4e4090b96b2db06a9d7df01055a62a77c9b774"
   dependencies:
@@ -1708,11 +2192,11 @@ minimist@0.0.8, minimist@~0.0.1:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@^1.1.1:
+minimist@^1.1.1, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
-mkdirp@^0.5.0, mkdirp@^0.5.1:
+"mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
@@ -1726,6 +2210,10 @@ mute-stream@0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.5.tgz#8fbfabb0a98a253d3184331f9e8deb7372fac6c0"
 
+nan@^2.3.0:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.6.2.tgz#e4ff34e6c95fdfb5aecc08de6596f43605a7db45"
+
 natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
@@ -1752,6 +2240,27 @@ node-notifier@^4.6.1:
     shellwords "^0.1.0"
     which "^1.0.5"
 
+node-pre-gyp@^0.6.29:
+  version "0.6.34"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.34.tgz#94ad1c798a11d7fc67381b50d47f8cc18d9799f7"
+  dependencies:
+    mkdirp "^0.5.1"
+    nopt "^4.0.1"
+    npmlog "^4.0.2"
+    rc "^1.1.7"
+    request "^2.81.0"
+    rimraf "^2.6.1"
+    semver "^5.3.0"
+    tar "^2.2.1"
+    tar-pack "^3.4.0"
+
+nopt@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/nopt/-/nopt-4.0.1.tgz#d0d4685afd5415193c8c7505602d0d17cd64474d"
+  dependencies:
+    abbrev "1"
+    osenv "^0.1.4"
+
 normalize-package-data@^2.3.2:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/normalize-package-data/-/normalize-package-data-2.3.8.tgz#d819eda2a9dedbd1ffa563ea4071d936782295bb"
@@ -1767,6 +2276,15 @@ normalize-path@^2.0.1:
   dependencies:
     remove-trailing-separator "^1.0.1"
 
+npmlog@^4.0.2:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/npmlog/-/npmlog-4.1.0.tgz#dc59bee85f64f00ed424efb2af0783df25d1c0b5"
+  dependencies:
+    are-we-there-yet "~1.1.2"
+    console-control-strings "~1.1.0"
+    gauge "~2.7.3"
+    set-blocking "~2.0.0"
+
 number-is-nan@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/number-is-nan/-/number-is-nan-1.0.1.tgz#097b602b53422a522c1afb8790318336941a011d"
@@ -1790,7 +2308,7 @@ object.omit@^2.0.0:
     for-own "^0.1.4"
     is-extendable "^0.1.1"
 
-once@^1.3.0, once@^1.4.0:
+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"
   dependencies:
@@ -1828,10 +2346,35 @@ os-locale@^1.4.0:
   dependencies:
     lcid "^1.0.0"
 
-os-tmpdir@^1.0.1:
+os-tmpdir@^1.0.0, os-tmpdir@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
 
+osenv@^0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/osenv/-/osenv-0.1.4.tgz#42fe6d5953df06c8064be6f176c3d05aaaa34644"
+  dependencies:
+    os-homedir "^1.0.0"
+    os-tmpdir "^1.0.0"
+
+output-file-sync@^1.1.0:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/output-file-sync/-/output-file-sync-1.1.2.tgz#d0a33eefe61a205facb90092e826598d5245ce76"
+  dependencies:
+    graceful-fs "^4.1.4"
+    mkdirp "^0.5.1"
+    object-assign "^4.1.0"
+
+p-limit@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-1.1.0.tgz#b07ff2d9a5d88bec806035895a2bab66a27988bc"
+
+p-locate@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-2.0.0.tgz#20a0103b222a70c8fd39cc2e580680f3dde5ec43"
+  dependencies:
+    p-limit "^1.1.0"
+
 parse-glob@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/parse-glob/-/parse-glob-3.0.4.tgz#b2c376cfb11f35513badd173ef0bb6e3a388391c"
@@ -1857,6 +2400,10 @@ path-exists@^2.0.0:
   dependencies:
     pinkie-promise "^2.0.0"
 
+path-exists@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-3.0.0.tgz#ce0ebeaa5f78cb18925ea7d810d7b59b010fd515"
+
 path-is-absolute@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
@@ -1944,6 +2491,15 @@ randomatic@^1.1.3:
     is-number "^2.0.2"
     kind-of "^3.0.2"
 
+rc@^1.1.7:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.1.tgz#2e03e8e42ee450b8cb3dce65be1bf8974e1dfd95"
+  dependencies:
+    deep-extend "~0.4.0"
+    ini "~1.3.0"
+    minimist "^1.2.0"
+    strip-json-comments "~2.0.1"
+
 read-pkg-up@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-1.0.1.tgz#9d63c13276c065918d57f002a57f40a1b643fb02"
@@ -1959,7 +2515,7 @@ read-pkg@^1.0.0:
     normalize-package-data "^2.3.2"
     path-type "^1.0.0"
 
-readable-stream@^2.2.2:
+readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.2.2:
   version "2.2.9"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.2.9.tgz#cf78ec6f4a6d1eb43d26488cac97f042e74b7fc8"
   dependencies:
@@ -1971,6 +2527,15 @@ readable-stream@^2.2.2:
     string_decoder "~1.0.0"
     util-deprecate "~1.0.1"
 
+readdirp@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-2.1.0.tgz#4ed0ad060df3073300c48440373f72d1cc642d78"
+  dependencies:
+    graceful-fs "^4.1.2"
+    minimatch "^3.0.2"
+    readable-stream "^2.0.2"
+    set-immediate-shim "^1.0.1"
+
 readline2@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/readline2/-/readline2-1.0.1.tgz#41059608ffc154757b715d9989d199ffbf372e35"
@@ -1991,10 +2556,22 @@ redeyed@~1.0.0:
   dependencies:
     esprima "~3.0.0"
 
+regenerate@^1.2.1:
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/regenerate/-/regenerate-1.3.2.tgz#d1941c67bad437e1be76433add5b385f95b19260"
+
 regenerator-runtime@^0.10.0:
   version "0.10.5"
   resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz#336c3efc1220adcedda2c9fab67b5a7955a33658"
 
+regenerator-transform@0.9.11:
+  version "0.9.11"
+  resolved "https://registry.yarnpkg.com/regenerator-transform/-/regenerator-transform-0.9.11.tgz#3a7d067520cb7b7176769eb5ff868691befe1283"
+  dependencies:
+    babel-runtime "^6.18.0"
+    babel-types "^6.19.0"
+    private "^0.1.6"
+
 regex-cache@^0.4.2:
   version "0.4.3"
   resolved "https://registry.yarnpkg.com/regex-cache/-/regex-cache-0.4.3.tgz#9b1a6c35d4d0dfcef5711ae651e8e9d3d7114145"
@@ -2002,6 +2579,24 @@ regex-cache@^0.4.2:
     is-equal-shallow "^0.1.3"
     is-primitive "^2.0.0"
 
+regexpu-core@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/regexpu-core/-/regexpu-core-2.0.0.tgz#49d038837b8dcf8bfa5b9a42139938e6ea2ae240"
+  dependencies:
+    regenerate "^1.2.1"
+    regjsgen "^0.2.0"
+    regjsparser "^0.1.4"
+
+regjsgen@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/regjsgen/-/regjsgen-0.2.0.tgz#6c016adeac554f75823fe37ac05b92d5a4edb1f7"
+
+regjsparser@^0.1.4:
+  version "0.1.5"
+  resolved "https://registry.yarnpkg.com/regjsparser/-/regjsparser-0.1.5.tgz#7ee8f84dc6fa792d3fd0ae228d24bd949ead205c"
+  dependencies:
+    jsesc "~0.5.0"
+
 remove-trailing-separator@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/remove-trailing-separator/-/remove-trailing-separator-1.0.1.tgz#615ebb96af559552d4bf4057c8436d486ab63cc4"
@@ -2020,7 +2615,7 @@ repeating@^2.0.0:
   dependencies:
     is-finite "^1.0.0"
 
-request@^2.79.0:
+request@^2.79.0, request@^2.81.0:
   version "2.81.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.81.0.tgz#c6928946a0e06c5f8d6f8a9333469ffda46298a0"
   dependencies:
@@ -2089,7 +2684,7 @@ right-align@^0.1.1:
   dependencies:
     align-text "^0.1.1"
 
-rimraf@^2.2.8, rimraf@^2.6.1:
+rimraf@2, rimraf@^2.2.8, rimraf@^2.5.1, rimraf@^2.6.1:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.1.tgz#c2338ec643df7a1b7fe5c54fa86f57428a55f33d"
   dependencies:
@@ -2128,10 +2723,14 @@ sax@^1.2.1:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
 
-set-blocking@^2.0.0:
+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"
 
+set-immediate-shim@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/set-immediate-shim/-/set-immediate-shim-1.0.1.tgz#4b2b1b27eb808a9f8dcc481a58e5e56f599f3f61"
+
 shelljs@^0.7.5:
   version "0.7.7"
   resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.7.7.tgz#b2f5c77ef97148f4b4f6e22682e10bba8667cff1"
@@ -2144,6 +2743,10 @@ shellwords@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.0.tgz#66afd47b6a12932d9071cbfd98a52e785cd0ba14"
 
+signal-exit@^3.0.0:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
+
 slash@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/slash/-/slash-1.0.0.tgz#c41f2f6c39fc16d1cd17ad4b5d896114ae470d55"
@@ -2287,6 +2890,27 @@ table@^3.7.8:
     slice-ansi "0.0.4"
     string-width "^2.0.0"
 
+tar-pack@^3.4.0:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/tar-pack/-/tar-pack-3.4.0.tgz#23be2d7f671a8339376cbdb0b8fe3fdebf317984"
+  dependencies:
+    debug "^2.2.0"
+    fstream "^1.0.10"
+    fstream-ignore "^1.0.5"
+    once "^1.3.3"
+    readable-stream "^2.1.4"
+    rimraf "^2.5.1"
+    tar "^2.2.1"
+    uid-number "^0.0.6"
+
+tar@^2.2.1:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/tar/-/tar-2.2.1.tgz#8e4d2a256c0e2185c6b18ad694aec968b83cb1d1"
+  dependencies:
+    block-stream "*"
+    fstream "^1.0.2"
+    inherits "2"
+
 test-exclude@^3.3.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-3.3.0.tgz#7a17ca1239988c98367b0621456dbb7d4bc38977"
@@ -2297,6 +2921,16 @@ test-exclude@^3.3.0:
     read-pkg-up "^1.0.1"
     require-main-filename "^1.0.1"
 
+test-exclude@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-4.1.0.tgz#04ca70b7390dd38c98d4a003a173806ca7991c91"
+  dependencies:
+    arrify "^1.0.1"
+    micromatch "^2.3.11"
+    object-assign "^4.1.0"
+    read-pkg-up "^1.0.1"
+    require-main-filename "^1.0.1"
+
 text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
@@ -2368,6 +3002,14 @@ uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
 
+uid-number@^0.0.6:
+  version "0.0.6"
+  resolved "https://registry.yarnpkg.com/uid-number/-/uid-number-0.0.6.tgz#0ea10e8035e8eb5b8e4449f06da1c730663baa81"
+
+user-home@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/user-home/-/user-home-1.1.1.tgz#2b5be23a32b63a7c9deb8d0f28d485724a3df190"
+
 user-home@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/user-home/-/user-home-2.0.0.tgz#9c70bfd8169bc1dcbf48604e0f04b8b49cde9e9f"
@@ -2382,6 +3024,12 @@ uuid@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.0.1.tgz#6544bba2dfda8c1cf17e629a3a305e2bb1fee6c1"
 
+v8flags@^2.0.10:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/v8flags/-/v8flags-2.1.1.tgz#aab1a1fa30d45f88dd321148875ac02c0b55e5b4"
+  dependencies:
+    user-home "^1.1.1"
+
 validate-npm-package-license@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz#2804babe712ad3379459acfbe24746ab2c303fbc"
@@ -2436,6 +3084,12 @@ which@^1.0.5, which@^1.1.1:
   dependencies:
     isexe "^2.0.0"
 
+wide-align@^1.1.0:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/wide-align/-/wide-align-1.1.2.tgz#571e0f1b0604636ebc0dfc21b0339bbe31341710"
+  dependencies:
+    string-width "^1.0.2"
+
 window-size@0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/window-size/-/window-size-0.1.0.tgz#5438cd2ea93b202efa3a19fe8887aee7c94f9c9d"