diff --git a/.babelrc b/.babelrc
index facd1809..5ae6451c 100644
--- a/.babelrc
+++ b/.babelrc
@@ -1,3 +1,3 @@
 {
-  "presets": ["es2015", "react"]
-}
\ No newline at end of file
+  "presets": ["react", "latest", "stage-2"]
+}
diff --git a/.codeclimate.yml b/.codeclimate.yml
new file mode 100644
index 00000000..821c1a18
--- /dev/null
+++ b/.codeclimate.yml
@@ -0,0 +1,17 @@
+engines:
+  eslint:
+    enabled: true
+    channel: "eslint-3"
+  duplication:
+    enabled: true
+    config:
+      languages:
+        javascript:
+ratings:
+  paths:
+    - lib/**
+    - "**.js"
+exclude_paths:
+  - "specs/"
+  - "dist/"
+  - "examples/"
diff --git a/.eslintrc.js b/.eslintrc.js
new file mode 100644
index 00000000..91f52e05
--- /dev/null
+++ b/.eslintrc.js
@@ -0,0 +1,25 @@
+module.exports = {
+  "env": {
+    "es6": true,
+    "browser": true
+  },
+  "extends": "airbnb",
+  "parserOptions": {
+    "ecmaVersion": 7,
+    "ecmaFeatures": {
+      "experimentalObjectRestSpread": true,
+      "jsx": true
+    },
+    "sourceType": "module"
+  },
+  "parser": "babel-eslint",
+  rules: {
+    "comma-dangle": [2, "only-multiline"],
+    "max-len": [1, {"code": 140}],
+    "no-continue": [0],
+    "no-plusplus": [0],
+    "space-before-function-paren": [2, "always"],
+    "import/no-extraneous-dependencies": [2, {"devDependencies": true}],
+    "react/jsx-filename-extension": ["error", {"extensions": [".js"]}]
+  },
+};
diff --git a/.gitignore b/.gitignore
index 3d6fc093..ae8e3dce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ examples/**/*-bundle.js
 node_modules/
 .idea/
 _book
+coverage
diff --git a/.travis.yml b/.travis.yml
index 29a568b7..d87c7500 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,15 @@
 language: node_js
 node_js:
   - "7"
-  - "6"
-  - "5"
-  - "4"
 before_script:
   - export DISPLAY=:99.0
   - sh -e /etc/init.d/xvfb start
+after_success:
+  - cat coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js
+script: npm run test:full
+cache: yarn
+addons:
+  sauce_connect:
+    username: "cd-reactmodal"
+  jwt:
+    secure: PpSLvFVrzYYh5zn4SXSkhDsQ3lRxCa4yOwjbVCy3C3smQxgJLKDCHTBp4OcwDlDfPjSsq4nKaQcsOJa9DlduAxMIW98t6pQelqLD9aaEGDbdzyJ4qx5G3fTs6AdU8WJuvVY145zaRcgUdejs5Ii9j1rMna3yS9HfGRE5r4aHNhE=
diff --git a/LICENSE b/LICENSE
index b4846b87..ce689cb8 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2014 Ryan Florence
+Copyright (c) 2017 Ryan Florence
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
diff --git a/README.md b/README.md
index a99339a0..b751aa2e 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,11 @@
 
 Accessible modal dialog component for React.JS
 
+[![Code Climate](https://codeclimate.com/github/reactjs/react-modal/badges/gpa.svg)](https://codeclimate.com/github/reactjs/react-modal)
+[![Coverage Status](https://coveralls.io/repos/github/reactjs/react-modal/badge.svg?branch=master)](https://coveralls.io/github/reactjs/react-modal?branch=master)
+
+[![Build Status](https://saucelabs.com/browser-matrix/cd-reactmodal.svg)](https://saucelabs.com/beta/builds/ad582339a83145e1a4d3e8b8a1809b6c)
+
 ## Active Development
 The modal is currently undergoing significant development for a v2 release.  The `master` branch contains that development work.
 If you'd like to see the latest stable version please use the release tags (https://github.com/reactjs/react-modal/releases)
@@ -119,9 +124,9 @@ You can use this to remove scrolling on the the body while the modal is open.
 Inside an app:
 
 ```js
-var React = require('react');
-var ReactDOM = require('react-dom');
-var Modal = require('react-modal');
+import React from 'react';
+import ReactDOM from 'react-dom';
+import Modal from 'react-modal';
 
 
 /*
@@ -136,7 +141,7 @@ Modal.setAppElement(appElement);
 Modal.setAppElement('#your-app-element');
 
 */
-var appElement = document.getElementById('your-app-element');
+const appElement = document.getElementById('your-app-element');
 
 
 
@@ -152,26 +157,33 @@ const customStyles = {
 };
 
 
-var App = React.createClass({
+class App extends React.Component {
+  constructor() {
+    super();
 
-  getInitialState: function() {
-    return { modalIsOpen: false };
-  },
+    this.state = {
+      modalIsOpen: false
+    };
 
-  openModal: function() {
+    this.openModal = this.openModal.bind(this);
+    this.afterOpenModal = this.afterOpenModal.bind(this);
+    this.closeModal = this.closeModal.bind(this);
+  }
+
+  openModal() {
     this.setState({modalIsOpen: true});
-  },
+  }
 
-  afterOpenModal: function() {
+  afterOpenModal() {
     // references are now sync'd and can be accessed.
     this.refs.subtitle.style.color = '#f00';
-  },
+  }
 
-  closeModal: function() {
+  closeModal() {
     this.setState({modalIsOpen: false});
-  },
+  }
 
-  render: function() {
+  render() {
     return (
       <div>
         <button onClick={this.openModal}>Open Modal</button>
@@ -197,9 +209,9 @@ var App = React.createClass({
       </div>
     );
   }
-});
+}
 
-ReactDOM.render(<App/>, appElement);
+ReactDOM.render(<App />, appElement);
 ```
 # Testing
 
diff --git a/eslint.json b/eslint.json
deleted file mode 100644
index 2035fb08..00000000
--- a/eslint.json
+++ /dev/null
@@ -1,18 +0,0 @@
-{
-  "env": {
-    "browser": true,
-    "node": true
-  },
-  "rules": {
-    "quotes": 0,
-    "no-comma-dangle": 2,
-    "no-underscore-dangle": 0,
-    "curly": 0,
-    "strict": 0,
-    "no-use-before-define": 0,
-    "no-cond-assign": 0,
-    "consistent-return": 0,
-    "new-cap": 0,
-    "no-unused-vars": 0
-  }
-}
diff --git a/examples/basic/app.js b/examples/basic/app.js
index 648296a9..167ddc30 100644
--- a/examples/basic/app.js
+++ b/examples/basic/app.js
@@ -1,6 +1,6 @@
-var React = require('react');
-var ReactDOM = require('react-dom');
-var Modal = require('../../lib/index');
+import React from 'react';
+import ReactDOM from 'react-dom';
+import Modal from '../../lib/index';
 
 var appElement = document.getElementById('example');
 
@@ -9,25 +9,34 @@ Modal.setAppElement('#example');
 var App = React.createClass({
 
   getInitialState: function() {
-    return { modalIsOpen: false };
+    return { modalIsOpen: false, modal2: false };
   },
 
   openModal: function() {
-    this.setState({modalIsOpen: true});
+    this.setState({ ...this.state, modalIsOpen: true });
   },
 
   closeModal: function() {
-    this.setState({modalIsOpen: false});
+    this.setState({ ...this.state, modalIsOpen: false });
+  },
+
+  openSecondModal: function(event) {
+    event.preventDefault();
+    this.setState({ ...this.state, modal2:true });
+  },
+
+  closeSecondModal: function() {
+    this.setState({ ...this.state, modal2:false });
   },
 
   handleModalCloseRequest: function() {
     // opportunity to validate something and keep the modal open even if it
     // requested to be closed
-    this.setState({modalIsOpen: false});
+    this.setState({ ...this.state, modalIsOpen: false });
   },
 
   handleInputChange: function() {
-    this.setState({foo: 'bar'});
+    this.setState({ foo: 'bar' });
   },
 
   handleOnAfterOpenModal: function() {
@@ -38,9 +47,11 @@ var App = React.createClass({
   render: function() {
     return (
       <div>
-        <button onClick={this.openModal}>Open Modal</button>
+        <button onClick={this.openModal}>Open Modal A</button>
+        <button onClick={this.openSecondModal}>Open Modal B</button>
         <Modal
           ref="mymodal"
+          id="test"
           closeTimeoutMS={150}
           isOpen={this.state.modalIsOpen}
           onAfterOpen={this.handleOnAfterOpenModal}
@@ -59,8 +70,17 @@ var App = React.createClass({
             <button>hi</button>
             <button>hi</button>
             <button>hi</button>
+            <button onClick={this.openSecondModal}>Open Modal B</button>
           </form>
         </Modal>
+        <Modal ref="mymodal2"
+               id="test2"
+               closeTimeoutMS={150}
+               isOpen={this.state.modal2}
+               onAfterOpen={() => {}}
+               onRequestClose={this.closeSecondModal}>
+          <p>test</p>
+        </Modal>
       </div>
     );
   }
diff --git a/karma.conf.js b/karma.conf.js
index 3fe4df80..bccda717 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -1,4 +1,69 @@
-module.exports = function(config) {
+const webpackTestConfig = require('./webpack.test.config');
+
+module.exports = function karmaConfig (config) {
+  let browsers = [];
+  const customLaunchers = {};
+
+  const reporters = [];
+
+  function createCustomLauncher (browser, version, platform) {
+    return {
+      base: 'SauceLabs',
+      browserName: browser,
+      version,
+      platform
+    };
+  }
+
+  if (process.env.SAUCE_USERNAME || process.env.SAUCE_ACCESS_KEY) {
+    const OPTIONS = [
+      'SAUCE_CHROME',
+      'SAUCE_FIREFOX',
+      'SAUCE_SAFARI',
+      'SAUCE_IE',
+      'SAUCE_EDGE',
+    ];
+
+    let runAll = true;
+
+    OPTIONS.forEach((opt) => {
+      if (process.env[opt]) {
+        runAll = false;
+      }
+    });
+
+    // Chrome
+    if (runAll || process.env.SAUCE_CHROME) {
+      customLaunchers.SL_Chrome = createCustomLauncher('chrome');
+    }
+
+    // Firefox
+    if (runAll || process.env.SAUCE_FIREFOX) {
+      customLaunchers.SL_Firefox = createCustomLauncher('firefox');
+    }
+
+    // Safari
+    if (runAll || process.env.SAUCE_SAFARI) {
+      customLaunchers.SL_Safari10 = createCustomLauncher('safari', 10);
+      customLaunchers.SL_Safari9 = createCustomLauncher('safari', 9);
+    }
+
+    // IE
+    if (runAll || process.env.SAUCE_IE) {
+      customLaunchers.SL_IE11 = createCustomLauncher('internet explorer', 11, 'Windows 10');
+    }
+
+    // Edge
+    if (runAll || process.env.SAUCE_EDGE) {
+      customLaunchers.SL_Edge = createCustomLauncher('microsoftedge', null, 'Windows 10');
+    }
+
+    browsers = Object.keys(customLaunchers);
+    reporters.push('saucelabs');
+  } else {
+    browsers = [(process.env.CONTINUOUS_INTEGRATION) ? 'Firefox' : 'Chrome'];
+  }
+
   config.set({
 
     basePath: '',
@@ -10,21 +75,27 @@ module.exports = function(config) {
     ],
 
     preprocessors: {
-      'specs/spec_index.js': [ 'webpack', 'sourcemap' ]
+      'specs/spec_index.js': ['webpack', 'sourcemap']
     },
 
-    webpack: require('./webpack.test.config'),
+    webpack: webpackTestConfig,
 
     webpackMiddleware: {
       stats: 'errors-only'
     },
 
-    reporters: ['mocha'],
+    reporters: ['mocha', 'coverage'].concat(reporters),
 
     mochaReporter: {
       showDiff: true
     },
 
+    coverageReporter: {
+      type: 'lcov',
+      dir: 'coverage/',
+      subdir: '.'
+    },
+
     port: 9876,
 
     colors: true,
@@ -33,10 +104,25 @@ module.exports = function(config) {
 
     autoWatch: true,
 
-    browsers: [ (process.env.CONTINUOUS_INTEGRATION) ? 'Firefox' : 'Chrome' ],
+    browsers,
+    customLaunchers,
+
+    // Increase timeouts to prevent the issue with disconnected tests (https://goo.gl/nstA69)
+    captureTimeout: 4 * 60 * 1000,
+    browserDisconnectTimeout: 10000,
+    browserDisconnectTolerance: 1,
+    browserNoActivityTimeout: 4 * 60 * 1000,
 
-    captureTimeout: 60000,
+    singleRun: (process.env.CONTINUOUS_INTEGRATION),
 
-    singleRun: (process.env.CONTINUOUS_INTEGRATION)
+    // SauceLabs config
+    sauceLabs: {
+      recordScreenshots: false,
+      connectOptions: {
+        port: 5757,
+        logfile: 'sauce_connect.log'
+      },
+      public: 'public'
+    }
   });
 };
diff --git a/lib/components/Modal.js b/lib/components/Modal.js
index 61e6de59..93f8e922 100644
--- a/lib/components/Modal.js
+++ b/lib/components/Modal.js
@@ -1,34 +1,23 @@
-var React = require('react');
-var ReactDOM = require('react-dom');
-var ExecutionEnvironment = require('exenv');
-var ModalPortal = React.createFactory(require('./ModalPortal'));
-var ariaAppHider = require('../helpers/ariaAppHider');
-var elementClass = require('element-class');
-var renderSubtreeIntoContainer = require("react-dom").unstable_renderSubtreeIntoContainer;
-var Assign = require('lodash.assign');
-
-var SafeHTMLElement = ExecutionEnvironment.canUseDOM ? window.HTMLElement : {};
-var AppElement = ExecutionEnvironment.canUseDOM ? document.body : {appendChild: function() {}};
-
-function getParentElement(parentSelector) {
+import React, { Component } from 'react';
+import ReactDOM from 'react-dom';
+import ExecutionEnvironment from 'exenv';
+import elementClass from 'element-class';
+import ModalPortal from './ModalPortal';
+import * as ariaAppHider from '../helpers/ariaAppHider';
+import * as refCount from '../helpers/refCount';
+
+const renderSubtreeIntoContainer = ReactDOM.unstable_renderSubtreeIntoContainer;
+
+const SafeHTMLElement = ExecutionEnvironment.canUseDOM ? window.HTMLElement : {};
+
+function getParentElement (parentSelector) {
   return parentSelector();
 }
 
-var Modal = React.createClass({
-
-  displayName: 'Modal',
-  statics: {
-    setAppElement: function(element) {
-        AppElement = ariaAppHider.setElement(element);
-    },
-    injectCSS: function() {
-      "production" !== process.env.NODE_ENV
-        && console.warn('React-Modal: injectCSS has been deprecated ' +
-                        'and no longer has any effect. It will be removed in a later version');
-    }
-  },
+export default class Modal extends Component {
 
-  propTypes: {
+  /* eslint-disable react/no-unused-prop-types */
+  static propTypes = {
     isOpen: React.PropTypes.bool.isRequired,
     style: React.PropTypes.shape({
       content: React.PropTypes.object,
@@ -44,53 +33,96 @@ var Modal = React.createClass({
     parentSelector: React.PropTypes.func,
     role: React.PropTypes.string,
     contentLabel: React.PropTypes.string.isRequired
-  },
-
-  getDefaultProps: function () {
-    return {
-      isOpen: false,
-      portalClassName: 'ReactModalPortal',
-      ariaHideApp: true,
-      closeTimeoutMS: 0,
-      shouldCloseOnOverlayClick: true,
-      parentSelector: function () { return document.body; }
-    };
-  },
-
-  componentDidMount: function() {
+  };
+  /* eslint-enable react/no-unused-prop-types */
+
+  static defaultProps = {
+    isOpen: false,
+    portalClassName: 'ReactModalPortal',
+    ariaHideApp: true,
+    closeTimeoutMS: 0,
+    shouldCloseOnOverlayClick: true,
+    parentSelector () { return document.body; }
+  };
+
+  static defaultStyles = {
+    overlay: {
+      position: 'fixed',
+      top: 0,
+      left: 0,
+      right: 0,
+      bottom: 0,
+      backgroundColor: 'rgba(255, 255, 255, 0.75)'
+    },
+    content: {
+      position: 'absolute',
+      top: '40px',
+      left: '40px',
+      right: '40px',
+      bottom: '40px',
+      border: '1px solid #ccc',
+      background: '#fff',
+      overflow: 'auto',
+      WebkitOverflowScrolling: 'touch',
+      borderRadius: '4px',
+      outline: 'none',
+      padding: '20px'
+    }
+  };
+
+  static setAppElement (element) {
+    ariaAppHider.setElement(element);
+  }
+
+  static injectCSS () {
+    return process.env.NODE_ENV !== 'production'
+        && console.warn('React-Modal: injectCSS has been deprecated ' +
+                        'and no longer has any effect. It will be removed in a later version');
+  }
+
+  componentDidMount () {
     this.node = document.createElement('div');
     this.node.className = this.props.portalClassName;
 
-    var parent = getParentElement(this.props.parentSelector);
+    if (this.props.isOpen) refCount.add(this);
+
+    const parent = getParentElement(this.props.parentSelector);
     parent.appendChild(this.node);
     this.renderPortal(this.props);
-  },
+  }
+
+  componentWillReceiveProps (newProps) {
+    if (newProps.isOpen) refCount.add(this);
+    if (!newProps.isOpen) refCount.remove(this);
 
-  componentWillReceiveProps: function(newProps) {
-    var currentParent = getParentElement(this.props.parentSelector);
-    var newParent = getParentElement(newProps.parentSelector);
+    const currentParent = getParentElement(this.props.parentSelector);
+    const newParent = getParentElement(newProps.parentSelector);
 
-    if(newParent !== currentParent) {
+    if (newParent !== currentParent) {
       currentParent.removeChild(this.node);
       newParent.appendChild(this.node);
     }
 
     this.renderPortal(newProps);
-  },
+  }
+
+  componentWillUnmount () {
+    refCount.remove(this);
 
-  componentWillUnmount: function() {
     if (this.props.ariaHideApp) {
       ariaAppHider.show(this.props.appElement);
     }
 
     ReactDOM.unmountComponentAtNode(this.node);
-    var parent = getParentElement(this.props.parentSelector);
+    const parent = getParentElement(this.props.parentSelector);
     parent.removeChild(this.node);
-    elementClass(document.body).remove('ReactModal__Body--open');
-  },
+    if (refCount.count() === 0) {
+      elementClass(document.body).remove('ReactModal__Body--open');
+    }
+  }
 
-  renderPortal: function(props) {
-    if (props.isOpen) {
+  renderPortal (props) {
+    if (props.isOpen || refCount.count() > 0) {
       elementClass(document.body).add('ReactModal__Body--open');
     } else {
       elementClass(document.body).remove('ReactModal__Body--open');
@@ -100,37 +132,14 @@ var Modal = React.createClass({
       ariaAppHider.toggle(props.isOpen, props.appElement);
     }
 
-    this.portal = renderSubtreeIntoContainer(this, ModalPortal(Assign({}, props, {defaultStyles: Modal.defaultStyles})), this.node);
-  },
-
-  render: function () {
-    return React.DOM.noscript();
+    this.portal = renderSubtreeIntoContainer(this,
+      <ModalPortal
+        {...props}
+        defaultStyles={Modal.defaultStyles}
+      />, this.node);
   }
-});
-
-Modal.defaultStyles = {
-  overlay: {
-    position        : 'fixed',
-    top             : 0,
-    left            : 0,
-    right           : 0,
-    bottom          : 0,
-    backgroundColor : 'rgba(255, 255, 255, 0.75)'
-  },
-  content: {
-    position                : 'absolute',
-    top                     : '40px',
-    left                    : '40px',
-    right                   : '40px',
-    bottom                  : '40px',
-    border                  : '1px solid #ccc',
-    background              : '#fff',
-    overflow                : 'auto',
-    WebkitOverflowScrolling : 'touch',
-    borderRadius            : '4px',
-    outline                 : 'none',
-    padding                 : '20px'
+
+  render () {
+    return null;
   }
 }
-
-module.exports = Modal
diff --git a/lib/components/ModalPortal.js b/lib/components/ModalPortal.js
index e7d056a0..246d07db 100644
--- a/lib/components/ModalPortal.js
+++ b/lib/components/ModalPortal.js
@@ -1,11 +1,16 @@
-var React = require('react');
-var div = React.DOM.div;
-var focusManager = require('../helpers/focusManager');
-var scopeTab = require('../helpers/scopeTab');
-var Assign = require('lodash.assign');
+import React, { Component, PropTypes } from 'react';
+import Assign from 'lodash.assign';
+import scopeTab from '../helpers/scopeTab';
+import {
+  returnFocus,
+  setupScopedFocus,
+  teardownScopedFocus,
+  markForFocusLater
+} from '../helpers/focusManager';
+
 
 // so that our CSS is statically analyzable
-var CLASS_NAMES = {
+const CLASS_NAMES = {
   overlay: {
     base: 'ReactModal__Overlay',
     afterOpen: 'ReactModal__Overlay--after-open',
@@ -18,40 +23,53 @@ var CLASS_NAMES = {
   }
 };
 
-var ModalPortal = module.exports = React.createClass({
-
-  displayName: 'ModalPortal',
-  shouldClose: null,
-
-  getDefaultProps: function() {
-    return {
-      style: {
-        overlay: {},
-        content: {}
-      }
-    };
-  },
+export default class ModalPortal extends Component {
+  static propTypes = {
+    isOpen: PropTypes.bool.isRequired,
+    onAfterOpen: PropTypes.func,
+    closeTimeoutMS: PropTypes.number,
+    shouldCloseOnOverlayClick: PropTypes.bool,
+    onRequestClose: PropTypes.func,
+    className: PropTypes.string,
+    overlayClassName: PropTypes.string,
+    defaultStyles: PropTypes.shape({
+      content: PropTypes.object,
+      overlay: PropTypes.object
+    }),
+    style: PropTypes.shape({
+      content: PropTypes.object,
+      overlay: PropTypes.object
+    }),
+    role: PropTypes.string,
+    children: PropTypes.node,
+    contentLabel: PropTypes.string
+  };
+
+  static defaultProps = {
+    style: {
+      overlay: {},
+      content: {}
+    }
+  };
 
-  getInitialState: function() {
-    return {
+  constructor () {
+    super();
+    this.state = {
       afterOpen: false,
       beforeClose: false
     };
-  },
+    this.shouldClose = null;
+  }
 
-  componentDidMount: function() {
+  componentDidMount () {
     // Focus needs to be set when mounting and already open
     if (this.props.isOpen) {
       this.setFocusAfterRender(true);
       this.open();
     }
-  },
-
-  componentWillUnmount: function() {
-    clearTimeout(this.closeTimer);
-  },
+  }
 
-  componentWillReceiveProps: function(newProps) {
+  componentWillReceiveProps (newProps) {
     // Focus only needs to be set once when the modal is being opened
     if (!this.props.isOpen && newProps.isOpen) {
       this.setFocusAfterRender(true);
@@ -59,153 +77,155 @@ var ModalPortal = module.exports = React.createClass({
     } else if (this.props.isOpen && !newProps.isOpen) {
       this.close();
     }
-  },
+  }
 
-  componentDidUpdate: function () {
+  componentDidUpdate () {
     if (this.focusAfterRender) {
       this.focusContent();
       this.setFocusAfterRender(false);
     }
-  },
+  }
+
+  componentWillUnmount () {
+    clearTimeout(this.closeTimer);
+  }
 
-  setFocusAfterRender: function (focus) {
+  setFocusAfterRender (focus) {
     this.focusAfterRender = focus;
-  },
+  }
 
-  open: function() {
+  afterClose = () => {
+    returnFocus();
+    teardownScopedFocus();
+  }
+
+  open () {
     if (this.state.afterOpen && this.state.beforeClose) {
       clearTimeout(this.closeTimer);
       this.setState({ beforeClose: false });
     } else {
-      focusManager.setupScopedFocus(this.node);
-      focusManager.markForFocusLater();
-      this.setState({isOpen: true}, function() {
-        this.setState({afterOpen: true});
+      setupScopedFocus(this.node);
+      markForFocusLater();
+      this.setState({ isOpen: true }, () => {
+        this.setState({ afterOpen: true });
 
         if (this.props.isOpen && this.props.onAfterOpen) {
           this.props.onAfterOpen();
         }
-      }.bind(this));
+      });
     }
-  },
+  }
 
-  close: function() {
-    if (this.props.closeTimeoutMS > 0)
+  close () {
+    if (this.props.closeTimeoutMS > 0) {
       this.closeWithTimeout();
-    else
+    } else {
       this.closeWithoutTimeout();
-  },
+    }
+  }
 
-  focusContent: function() {
+  focusContent () {
     // Don't steal focus from inner elements
     if (!this.contentHasFocus()) {
-      this.refs.content.focus();
+      this.content.focus();
     }
-  },
+  }
 
-  closeWithTimeout: function() {
-    this.setState({beforeClose: true}, function() {
+  closeWithTimeout () {
+    this.setState({ beforeClose: true }, () => {
       this.closeTimer = setTimeout(this.closeWithoutTimeout, this.props.closeTimeoutMS);
-    }.bind(this));
-  },
+    });
+  }
 
-  closeWithoutTimeout: function() {
+  closeWithoutTimeout = () => {
     this.setState({
       beforeClose: false,
       isOpen: false,
       afterOpen: false,
-    }, this.afterClose);
-  },
-
-  afterClose: function() {
-    focusManager.returnFocus();
-    focusManager.teardownScopedFocus();
-  },
+    }, () => this.afterClose());
+  }
 
-  handleKeyDown: function(event) {
-    if (event.keyCode == 9 /*tab*/) scopeTab(this.refs.content, event);
-    if (event.keyCode == 27 /*esc*/) {
+  handleKeyDown = (event) => {
+    if (event.keyCode === 9 /* tab*/) scopeTab(this.content, event);
+    if (event.keyCode === 27 /* esc*/) {
       event.preventDefault();
       this.requestClose(event);
     }
-  },
+  }
 
-  handleOverlayMouseDown: function(event) {
+  handleOverlayOnClick = (event) => {
     if (this.shouldClose === null) {
       this.shouldClose = true;
     }
-  },
-
-  handleOverlayMouseUp: function(event) {
     if (this.shouldClose && this.props.shouldCloseOnOverlayClick) {
-      if (this.ownerHandlesClose())
+      if (this.ownerHandlesClose()) {
         this.requestClose(event);
-      else
+      } else {
         this.focusContent();
+      }
     }
     this.shouldClose = null;
-  },
-
-  handleContentMouseDown: function(event) {
-    this.shouldClose = false;
-  },
+  }
 
-  handleContentMouseUp: function(event) {
+  handleContentOnClick = () => {
     this.shouldClose = false;
-  },
+  }
 
-  requestClose: function(event) {
-    if (this.ownerHandlesClose())
+  requestClose (event) {
+    if (this.ownerHandlesClose()) {
       this.props.onRequestClose(event);
-  },
+    }
+  }
 
-  ownerHandlesClose: function() {
+  ownerHandlesClose () {
     return this.props.onRequestClose;
-  },
+  }
 
-  shouldBeClosed: function() {
+  shouldBeClosed () {
     return !this.props.isOpen && !this.state.beforeClose;
-  },
+  }
 
-  contentHasFocus: function() {
-    return document.activeElement === this.refs.content || this.refs.content.contains(document.activeElement);
-  },
+  contentHasFocus () {
+    return document.activeElement === this.content || this.content.contains(document.activeElement);
+  }
 
-  buildClassName: function(which, additional) {
-    var className = CLASS_NAMES[which].base;
-    if (this.state.afterOpen)
-      className += ' '+CLASS_NAMES[which].afterOpen;
-    if (this.state.beforeClose)
-      className += ' '+CLASS_NAMES[which].beforeClose;
-    return additional ? className + ' ' + additional : className;
-  },
+  buildClassName (which, additional) {
+    let className = CLASS_NAMES[which].base;
+    if (this.state.afterOpen) { className += ` ${CLASS_NAMES[which].afterOpen}`; }
+    if (this.state.beforeClose) {
+      className += ` ${CLASS_NAMES[which].beforeClose}`;
+    }
+    return additional ? `${className} ${additional}` : className;
+  }
 
-  render: function() {
-    var contentStyles = (this.props.className) ? {} : this.props.defaultStyles.content;
-    var overlayStyles = (this.props.overlayClassName) ? {} : this.props.defaultStyles.overlay;
-
-    return this.shouldBeClosed() ? div() : (
-      div({
-        ref: "overlay",
-        className: this.buildClassName('overlay', this.props.overlayClassName),
-        style: Assign({}, overlayStyles, this.props.style.overlay || {}),
-        onMouseDown: this.handleOverlayMouseDown,
-        onMouseUp: this.handleOverlayMouseUp
-      },
-        div({
-          ref: "content",
-          style: Assign({}, contentStyles, this.props.style.content || {}),
-          className: this.buildClassName('content', this.props.className),
-          tabIndex: "-1",
-          onKeyDown: this.handleKeyDown,
-          onMouseDown: this.handleContentMouseDown,
-          onMouseUp: this.handleContentMouseUp,
-          role: this.props.role,
-          "aria-label": this.props.contentLabel
-        },
-          this.props.children
-        )
-      )
+  render () {
+    const contentStyles = (this.props.className) ? {} : this.props.defaultStyles.content;
+    const overlayStyles = (this.props.overlayClassName) ? {} : this.props.defaultStyles.overlay;
+
+    // Disabling this rule is okay, since we know what is going on here, that being said
+    // longterm we should probably do this better.
+    /* eslint-disable jsx-a11y/no-static-element-interactions */
+    return this.shouldBeClosed() ? <div /> : (
+      <div
+        ref={(c) => { this.overlay = c; }}
+        className={this.buildClassName('overlay', this.props.overlayClassName)}
+        style={Assign({}, overlayStyles, this.props.style.overlay || {})}
+        onClick={this.handleOverlayOnClick}
+      >
+        <div
+          ref={(c) => { this.content = c; }}
+          style={Assign({}, contentStyles, this.props.style.content || {})}
+          className={this.buildClassName('content', this.props.className)}
+          tabIndex={-1}
+          onKeyDown={this.handleKeyDown}
+          onClick={this.handleContentOnClick}
+          role={this.props.role}
+          aria-label={this.props.contentLabel}
+        >
+          {this.props.children}
+        </div>
+      </div>
     );
+    /* eslint-enable jsx-a11y/no-static-element-interactions */
   }
-});
+}
diff --git a/lib/helpers/ariaAppHider.js b/lib/helpers/ariaAppHider.js
index 05b4c128..f5ee72e9 100644
--- a/lib/helpers/ariaAppHider.js
+++ b/lib/helpers/ariaAppHider.js
@@ -1,42 +1,37 @@
-var _element = typeof document !== 'undefined' ? document.body : null;
+let globalElement = typeof document !== 'undefined' ? document.body : null;
 
-function setElement(element) {
-  if (typeof element === 'string') {
-    var el = document.querySelectorAll(element);
-    element = 'length' in el ? el[0] : el;
+function validateElement (appElement) {
+  if (!appElement && !globalElement) {
+    throw new Error('react-modal: You must set an element with `Modal.setAppElement(el)` to make this accessible');
   }
-  _element = element || _element;
-  return _element;
 }
 
-function hide(appElement) {
-  validateElement(appElement);
-  (appElement || _element).setAttribute('aria-hidden', 'true');
+export function setElement (element) {
+  let newElement = element;
+  if (typeof newElement === 'string') {
+    const el = document.querySelectorAll(element);
+    newElement = 'length' in el ? el[0] : el;
+  }
+  globalElement = newElement || globalElement;
+  return globalElement;
 }
 
-function show(appElement) {
+export function hide (appElement) {
   validateElement(appElement);
-  (appElement || _element).removeAttribute('aria-hidden');
+  (appElement || globalElement).setAttribute('aria-hidden', 'true');
 }
 
-function toggle(shouldHide, appElement) {
-  if (shouldHide)
-    hide(appElement);
-  else
-    show(appElement);
+export function show (appElement) {
+  validateElement(appElement);
+  (appElement || globalElement).removeAttribute('aria-hidden');
 }
 
-function validateElement(appElement) {
-  if (!appElement && !_element)
-    throw new Error('react-modal: You must set an element with `Modal.setAppElement(el)` to make this accessible');
+export function toggle (shouldHide, appElement) {
+  if (shouldHide) {
+    hide(appElement);
+  } else { show(appElement); }
 }
 
-function resetForTesting() {
-  _element = document.body;
+export function resetForTesting () {
+  globalElement = document.body;
 }
-
-exports.toggle = toggle;
-exports.setElement = setElement;
-exports.show = show;
-exports.hide = hide;
-exports.resetForTesting = resetForTesting;
diff --git a/lib/helpers/focusManager.js b/lib/helpers/focusManager.js
index 548f69db..42844ff7 100644
--- a/lib/helpers/focusManager.js
+++ b/lib/helpers/focusManager.js
@@ -1,13 +1,14 @@
-var findTabbable = require('../helpers/tabbable');
-var modalElement = null;
-var focusLaterElement = null;
-var needToFocus = false;
+import findTabbable from './tabbable';
 
-function handleBlur(event) {
+const focusLaterElements = [];
+let modalElement = null;
+let needToFocus = false;
+
+function handleBlur () {
   needToFocus = true;
 }
 
-function handleFocus(event) {
+function handleFocus () {
   if (needToFocus) {
     needToFocus = false;
     if (!modalElement) {
@@ -15,33 +16,35 @@ function handleFocus(event) {
     }
     // need to see how jQuery shims document.on('focusin') so we don't need the
     // setTimeout, firefox doesn't support focusin, if it did, we could focus
-    // the element outside of a setTimeout. Side-effect of this implementation 
-    // is that the document.body gets focus, and then we focus our element right 
+    // the element outside of a setTimeout. Side-effect of this implementation
+    // is that the document.body gets focus, and then we focus our element right
     // after, seems fine.
-    setTimeout(function() {
-      if (modalElement.contains(document.activeElement))
+    setTimeout(() => {
+      if (modalElement.contains(document.activeElement)) {
         return;
-      var el = (findTabbable(modalElement)[0] || modalElement);
+      }
+      const el = (findTabbable(modalElement)[0] || modalElement);
       el.focus();
     }, 0);
   }
 }
 
-exports.markForFocusLater = function() {
-  focusLaterElement = document.activeElement;
-};
+export function markForFocusLater () {
+  focusLaterElements.push(document.activeElement);
+}
 
-exports.returnFocus = function() {
+export function returnFocus () {
+  let toFocus = null;
   try {
-    focusLaterElement.focus();
+    toFocus = focusLaterElements.pop();
+    toFocus.focus();
+    return;
+  } catch (e) {
+    console.warn(`You tried to return focus to ${toFocus} but it is not in the DOM anymore`);
   }
-  catch (e) {
-    console.warn('You tried to return focus to '+focusLaterElement+' but it is not in the DOM anymore');
-  }
-  focusLaterElement = null;
-};
+}
 
-exports.setupScopedFocus = function(element) {
+export function setupScopedFocus (element) {
   modalElement = element;
 
   if (window.addEventListener) {
@@ -51,9 +54,9 @@ exports.setupScopedFocus = function(element) {
     window.attachEvent('onBlur', handleBlur);
     document.attachEvent('onFocus', handleFocus);
   }
-};
+}
 
-exports.teardownScopedFocus = function() {
+export function teardownScopedFocus () {
   modalElement = null;
 
   if (window.addEventListener) {
@@ -63,6 +66,4 @@ exports.teardownScopedFocus = function() {
     window.detachEvent('onBlur', handleBlur);
     document.detachEvent('onFocus', handleFocus);
   }
-};
-
-
+}
diff --git a/lib/helpers/refCount.js b/lib/helpers/refCount.js
new file mode 100644
index 00000000..8bcfdd49
--- /dev/null
+++ b/lib/helpers/refCount.js
@@ -0,0 +1,19 @@
+const modals = [];
+
+export function add (element) {
+  if (modals.indexOf(element) === -1) {
+    modals.push(element);
+  }
+}
+
+export function remove (element) {
+  const index = modals.indexOf(element);
+  if (index === -1) {
+    return;
+  }
+  modals.splice(index, 1);
+}
+
+export function count () {
+  return modals.length;
+}
diff --git a/lib/helpers/scopeTab.js b/lib/helpers/scopeTab.js
index d368bd8f..8df67faf 100644
--- a/lib/helpers/scopeTab.js
+++ b/lib/helpers/scopeTab.js
@@ -1,19 +1,19 @@
-var findTabbable = require('../helpers/tabbable');
+import findTabbable from './tabbable';
 
-module.exports = function(node, event) {
-  var tabbable = findTabbable(node);
+export default function scopeTab (node, event) {
+  const tabbable = findTabbable(node);
   if (!tabbable.length) {
-      event.preventDefault();
-      return;
+    event.preventDefault();
+    return;
   }
-  var finalTabbable = tabbable[event.shiftKey ? 0 : tabbable.length - 1];
-  var leavingFinalTabbable = (
+  const finalTabbable = tabbable[event.shiftKey ? 0 : tabbable.length - 1];
+  const leavingFinalTabbable = (
     finalTabbable === document.activeElement ||
     // handle immediate shift+tab after opening with mouse
     node === document.activeElement
   );
   if (!leavingFinalTabbable) return;
   event.preventDefault();
-  var target = tabbable[event.shiftKey ? tabbable.length - 1 : 0];
+  const target = tabbable[event.shiftKey ? tabbable.length - 1 : 0];
   target.focus();
-};
+}
diff --git a/lib/helpers/tabbable.js b/lib/helpers/tabbable.js
index 4b04f88b..26b8ccdf 100644
--- a/lib/helpers/tabbable.js
+++ b/lib/helpers/tabbable.js
@@ -10,41 +10,40 @@
  * http://api.jqueryui.com/category/ui-core/
  */
 
-function focusable(element, isTabIndexNotNaN) {
-  var nodeName = element.nodeName.toLowerCase();
-  return (/input|select|textarea|button|object/.test(nodeName) ?
-    !element.disabled :
-    "a" === nodeName ?
-      element.href || isTabIndexNotNaN :
-      isTabIndexNotNaN) && visible(element);
-}
+ function hidden (el) {
+   return (el.offsetWidth <= 0 && el.offsetHeight <= 0) ||
+     el.style.display === 'none';
+ }
 
-function hidden(el) {
-  return (el.offsetWidth <= 0 && el.offsetHeight <= 0) ||
-    el.style.display === 'none';
-}
+ function visible (element) {
+   let ourElement = element;
+   while (ourElement) {
+     if (ourElement === document.body) break;
+     if (hidden(ourElement)) return false;
+     ourElement = ourElement.parentNode;
+   }
+   return true;
+ }
 
-function visible(element) {
-  while (element) {
-    if (element === document.body) break;
-    if (hidden(element)) return false;
-    element = element.parentNode;
-  }
-  return true;
-}
+ function focusable (element, isTabIndexNotNaN) {
+   const nodeName = element.nodeName.toLowerCase();
+   const isFocusableLink = nodeName === 'a' ?
+    element.href || isTabIndexNotNaN : isTabIndexNotNaN;
+   return (/input|select|textarea|button|object/.test(nodeName) ?
+    !element.disabled : isFocusableLink
+    ) && visible(element);
+ }
 
-function tabbable(element) {
-  var tabIndex = element.getAttribute('tabindex');
-  if (tabIndex === null) tabIndex = undefined;
-  var isTabIndexNaN = isNaN(tabIndex);
-  return (isTabIndexNaN || tabIndex >= 0) && focusable(element, !isTabIndexNaN);
-}
 
-function findTabbableDescendants(element) {
-  return [].slice.call(element.querySelectorAll('*'), 0).filter(function(el) {
-    return tabbable(el);
-  });
-}
+ function tabbable (element) {
+   let tabIndex = element.getAttribute('tabindex');
+   if (tabIndex === null) tabIndex = undefined;
+   const isTabIndexNaN = isNaN(tabIndex);
+   return (isTabIndexNaN || tabIndex >= 0) && focusable(element, !isTabIndexNaN);
+ }
 
-module.exports = findTabbableDescendants;
+ function findTabbableDescendants (element) {
+   return [].slice.call(element.querySelectorAll('*'), 0).filter(el => tabbable(el));
+ }
 
+ export default findTabbableDescendants;
diff --git a/lib/index.js b/lib/index.js
index adfa4481..8ecf0994 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,2 +1,3 @@
-module.exports = require('./components/Modal');
+import Modal from './components/Modal';
 
+export default Modal;
diff --git a/package.json b/package.json
index 25f0b685..c4e9de17 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
   },
   "scripts": {
     "test": "NODE_ENV=test karma start",
+    "test:full": "npm-run-all -p 'test -- --single-run' lint",
     "start": "scripts/dev-examples",
     "docs": "npm-run-all docs:*",
     "docs-dev": "npm-run-all docs:clean docs:prepare docs:build:watch",
@@ -21,7 +22,8 @@
     "docs:prepare": "gitbook install",
     "docs:build": "gitbook build -g reactjs/react-modal",
     "docs:build:watch": "gitbook serve",
-    "docs:publish": "cd _book && git init && git commit --allow-empty -m 'update book' && git checkout -b gh-pages && touch .nojekyll && git add . && git commit -am 'update book' && git push git@github.com:reactjs/react-modal gh-pages --force"
+    "docs:publish": "cd _book && git init && git commit --allow-empty -m 'update book' && git checkout -b gh-pages && touch .nojekyll && git add . && git commit -am 'update book' && git push git@github.com:reactjs/react-modal gh-pages --force",
+    "lint": "eslint lib/ specs/"
   },
   "authors": [
     "Ryan Florence"
@@ -29,18 +31,31 @@
   "license": "MIT",
   "devDependencies": {
     "babel-core": "^6.7.4",
+    "babel-eslint": "^7.1.1",
     "babel-loader": "^6.2.4",
     "babel-preset-es2015": "^6.6.0",
+    "babel-preset-latest": "^6.16.0",
     "babel-preset-react": "^6.5.0",
+    "babel-preset-stage-2": "^6.18.0",
+    "codeclimate-test-reporter": "^0.4.0",
+    "coveralls": "^2.11.15",
     "envify": "^3.4.1",
-    "expect": "^1.20.2",
+    "eslint": "^3.9.1",
+    "eslint-config-airbnb": "latest",
+    "eslint-plugin-import": "^2.1.0",
+    "eslint-plugin-jsx-a11y": "^2.2.3",
+    "eslint-plugin-react": "^6.6.0",
+    "expect": "1.10.0",
     "gitbook-cli": "^2.3.0",
+    "istanbul-instrumenter-loader": "0.2.0",
     "karma": "^1.3.0",
     "karma-chrome-launcher": "2.0.0",
     "karma-cli": "1.0.1",
+    "karma-coverage": "^1.1.1",
     "karma-firefox-launcher": "1.0.0",
     "karma-mocha": "^1.3.0",
     "karma-mocha-reporter": "^2.2.1",
+    "karma-sauce-launcher": "^1.1.0",
     "karma-sourcemap-loader": "^0.3.7",
     "karma-webpack": "^1.8.1",
     "mocha": "3.2.0",
@@ -75,4 +90,4 @@
     "modal",
     "dialog"
   ]
-}
\ No newline at end of file
+}
diff --git a/specs/Modal.spec.js b/specs/Modal.spec.js
index c4003609..c893c430 100644
--- a/specs/Modal.spec.js
+++ b/specs/Modal.spec.js
@@ -1,38 +1,44 @@
 /* eslint-env mocha */
-import { renderModal, unmountModal } from './helper';
+
+// The following eslint overrides should be removed when refactoring can occur
+
+/* eslint react/no-find-dom-node: "warn",
+          react/no-render-return-value: "warn"
+*/
 import TestUtils from 'react-addons-test-utils';
 import React from 'react';
+import sinon from 'sinon';
+import expect from 'expect';
 import ReactDOM from 'react-dom';
 import Modal from '../lib/components/Modal';
-import ariaAppHider from '../lib/helpers/ariaAppHider';
+import * as ariaAppHider from '../lib/helpers/ariaAppHider';
+import { renderModal, unmountModal } from './helper';
+
 const Simulate = TestUtils.Simulate;
-import sinon from 'sinon';
-import expect from 'expect';
 
-describe('Modal', function () {
 
+describe('Modal', () => {
   it('scopes tab navigation to the modal');
   it('focuses the last focused element when tabbing in from browser chrome');
 
-
-  it('can be open initially', function() {
-    var component = renderModal({isOpen: true}, 'hello');
-    expect(component.portal.refs.content.innerHTML.trim()).toEqual('hello');
+  it('can be open initially', () => {
+    const component = renderModal({ isOpen: true }, 'hello');
+    expect(component.portal.content.innerHTML.trim()).toEqual('hello');
     unmountModal();
   });
 
-  it('can be closed initially', function() {
-    var component = renderModal({}, 'hello');
+  it('can be closed initially', () => {
+    const component = renderModal({}, 'hello');
     expect(ReactDOM.findDOMNode(component.portal).innerHTML.trim()).toEqual('');
     unmountModal();
   });
 
-  it('accepts appElement as a prop', function() {
-    var el = document.createElement('div');
-    var node = document.createElement('div');
+  it('accepts appElement as a prop', () => {
+    const el = document.createElement('div');
+    const node = document.createElement('div');
     ReactDOM.render(
       <Modal
-        isOpen={true}
+        isOpen
         appElement={el}
       />
     , node);
@@ -40,52 +46,48 @@ describe('Modal', function () {
     ReactDOM.unmountComponentAtNode(node);
   });
 
-  it('renders into the body, not in context', function() {
-    var node = document.createElement('div');
-    var App = React.createClass({
-      render() {
-        return (
-          <div>
-            <Modal isOpen={true}>
-              hello
-            </Modal>
-          </div>
-        );
-      }
-    });
+  it('renders into the body, not in context', () => {
+    const node = document.createElement('div');
+    const App = () => (
+      <div>
+        <Modal isOpen>
+          hello
+        </Modal>
+      </div>
+    );
     Modal.setAppElement(node);
     ReactDOM.render(<App />, node);
-    var modalParent = document.body.querySelector('.ReactModalPortal').parentNode;
+    const modalParent = document.body.querySelector('.ReactModalPortal').parentNode;
     expect(modalParent).toEqual(document.body);
     ReactDOM.unmountComponentAtNode(node);
   });
 
-  it('renders children', function() {
-    var child = 'I am a child of Modal, and he has sent me here...';
-    var component = renderModal({isOpen: true}, child);
-    expect(component.portal.refs.content.innerHTML).toEqual(child);
+  it('renders children', () => {
+    const child = 'I am a child of Modal, and he has sent me here...';
+    const component = renderModal({ isOpen: true }, child);
+    expect(component.portal.content.innerHTML).toEqual(child);
     unmountModal();
   });
 
-  it('renders the modal content with a dialog aria role when provided ', function () {
-    var child = 'I am a child of Modal, and he has sent me here...';
-    var component = renderModal({isOpen: true, role: 'dialog'}, child);
-    expect(component.portal.refs.content.getAttribute('role')).toEqual('dialog');
+  it('renders the modal content with a dialog aria role when provided ', () => {
+    const child = 'I am a child of Modal, and he has sent me here...';
+    const component = renderModal({ isOpen: true, role: 'dialog' }, child);
+    expect(component.portal.content.getAttribute('role')).toEqual('dialog');
     unmountModal();
   });
 
-  it('renders the modal with a aria-label based on the contentLabel prop', function () {
-    var child = 'I am a child of Modal, and he has sent me here...';
-    var component = renderModal({isOpen: true, contentLabel: 'Special Modal'}, child);
-    expect(component.portal.refs.content.getAttribute('aria-label')).toEqual('Special Modal');
+  it('renders the modal with a aria-label based on the contentLabel prop', () => {
+    const child = 'I am a child of Modal, and he has sent me here...';
+    const component = renderModal({ isOpen: true, contentLabel: 'Special Modal' }, child);
+    expect(component.portal.content.getAttribute('aria-label')).toEqual('Special Modal');
     unmountModal();
   });
 
-  it('has default props', function() {
-    var node = document.createElement('div');
+  it('has default props', () => {
+    const node = document.createElement('div');
     Modal.setAppElement(document.createElement('div'));
-    var component = ReactDOM.render(<Modal />, node);
-    var props = component.props;
+    const component = ReactDOM.render(<Modal />, node);
+    const props = component.props;
     expect(props.isOpen).toBe(false);
     expect(props.ariaHideApp).toBe(true);
     expect(props.closeTimeoutMS).toBe(0);
@@ -95,136 +97,189 @@ describe('Modal', function () {
     Modal.setAppElement(document.body);  // restore default
   });
 
-  it('removes the portal node', function() {
-    var component = renderModal({isOpen: true}, 'hello');
-    expect(component.portal.refs.content.innerHTML.trim()).toEqual('hello');
+  it('removes the portal node', () => {
+    const component = renderModal({ isOpen: true }, 'hello');
+    expect(component.portal.content.innerHTML.trim()).toEqual('hello');
     unmountModal();
     expect(!document.querySelector('.ReactModalPortal')).toExist();
   });
 
-  it('focuses the modal content', function() {
-    renderModal({isOpen: true}, null, function () {
-      expect(document.activeElement).toEqual(this.portal.refs.content);
+  it('focuses the modal content', () => {
+    renderModal({ isOpen: true }, null, function checkModalContentFocus () {
+      expect(document.activeElement).toEqual(this.portal.content);
       unmountModal();
     });
   });
 
-  it('does not focus the modal content when a descendent is already focused', function() {
-    var input = (
+  it('give back focus to previous element or modal.', (done) => {
+    function cleanup () {
+      unmountModal();
+      done();
+    }
+    const modal = renderModal({
+      isOpen: true,
+      onRequestClose () {
+        cleanup();
+      }
+    }, null, () => {});
+
+    renderModal({
+      isOpen: true,
+      onRequestClose () {
+        unmountModal();
+        Simulate.keyDown(modal.portal.content, {
+          // The keyCode is all that matters, so this works
+          key: 'FakeKeyToTestLater',
+          keyCode: 27,
+          which: 27
+        });
+        expect(document.activeElement).toEqual(modal.portal.content);
+      }
+    }, null, function checkPortalFocus () {
+      expect(document.activeElement).toEqual(this.portal.content);
+      Simulate.keyDown(this.portal.content, {
+        // The keyCode is all that matters, so this works
+        key: 'FakeKeyToTestLater',
+        keyCode: 27,
+        which: 27
+      });
+    });
+  });
+
+  it('does not focus the modal content when a descendent is already focused', () => {
+    const input = (
       <input
         className="focus_input"
-        ref={(el) => { el && el.focus(); }}
+        ref={el => (el && el.focus())}
       />
     );
 
-    renderModal({isOpen: true}, input, function () {
+    renderModal({ isOpen: true }, input, () => {
       expect(document.activeElement).toEqual(document.querySelector('.focus_input'));
       unmountModal();
     });
   });
 
-  it('handles case when child has no tabbable elements', function() {
-    var component = renderModal({isOpen: true}, 'hello');
-    expect(function() {
-      Simulate.keyDown(component.portal.refs.content, {key: "Tab", keyCode: 9, which: 9})
-    }).toNotThrow;
+  it('handles case when child has no tabbable elements', () => {
+    const component = renderModal({ isOpen: true }, 'hello');
+    expect(() => {
+      Simulate.keyDown(component.portal.content, { key: 'Tab', keyCode: 9, which: 9 });
+    }).toNotThrow();
     unmountModal();
   });
 
-  it('keeps focus inside the modal when child has no tabbable elements', function() {
-    var tabPrevented = false;
-    var modal = renderModal({isOpen: true}, 'hello');
-    expect(document.activeElement).toEqual(modal.portal.refs.content);
-    Simulate.keyDown(modal.portal.refs.content, {
-        key: "Tab",
-        keyCode: 9,
-        which: 9,
-        preventDefault: function() { tabPrevented = true; }
+  it('keeps focus inside the modal when child has no tabbable elements', () => {
+    let tabPrevented = false;
+    const modal = renderModal({ isOpen: true }, 'hello');
+    expect(document.activeElement).toEqual(modal.portal.content);
+    Simulate.keyDown(modal.portal.content, {
+      key: 'Tab',
+      keyCode: 9,
+      which: 9,
+      preventDefault () { tabPrevented = true; }
     });
     expect(tabPrevented).toEqual(true);
+    unmountModal();
   });
 
-  it('supports portalClassName', function () {
-    var modal = renderModal({isOpen: true, portalClassName: 'myPortalClass'});
+  it('supports portalClassName', () => {
+    const modal = renderModal({ isOpen: true, portalClassName: 'myPortalClass' });
     expect(modal.node.className).toEqual('myPortalClass');
     unmountModal();
   });
 
-  it('supports custom className', function() {
-    var modal = renderModal({isOpen: true, className: 'myClass'});
-    expect(modal.portal.refs.content.className.indexOf('myClass')).toNotEqual(-1);
+  it('supports custom className', () => {
+    const modal = renderModal({ isOpen: true, className: 'myClass' });
+    expect(modal.portal.content.className.indexOf('myClass')).toNotEqual(-1);
     unmountModal();
   });
 
-  it('supports overlayClassName', function () {
-    var modal = renderModal({isOpen: true, overlayClassName: 'myOverlayClass'});
-    expect(modal.portal.refs.overlay.className.indexOf('myOverlayClass')).toNotEqual(-1);
+  it('supports overlayClassName', () => {
+    const modal = renderModal({ isOpen: true, overlayClassName: 'myOverlayClass' });
+    expect(modal.portal.overlay.className.indexOf('myOverlayClass')).toNotEqual(-1);
     unmountModal();
   });
 
-  it('overrides the default styles when a custom classname is used', function () {
-    var modal = renderModal({isOpen: true, className: 'myClass'});
-    expect(modal.portal.refs.content.style.top).toEqual('');
+  it('overrides the default styles when a custom classname is used', () => {
+    const modal = renderModal({ isOpen: true, className: 'myClass' });
+    expect(modal.portal.content.style.top).toEqual('');
     unmountModal();
   });
 
-  it('overrides the default styles when a custom overlayClassName is used', function () {
-    var modal = renderModal({isOpen: true, overlayClassName: 'myOverlayClass'});
-    expect(modal.portal.refs.overlay.style.backgroundColor).toEqual('');
+  it('overrides the default styles when a custom overlayClassName is used', () => {
+    const modal = renderModal({ isOpen: true, overlayClassName: 'myOverlayClass' });
+    expect(modal.portal.overlay.style.backgroundColor).toEqual('');
+    unmountModal();
   });
 
-  it('supports adding style to the modal contents', function () {
-    var modal = renderModal({isOpen: true, style: {content: {width: '20px'}}});
-    expect(modal.portal.refs.content.style.width).toEqual('20px');
+  it('supports adding style to the modal contents', () => {
+    const modal = renderModal({ isOpen: true, style: { content: { width: '20px' } } });
+    expect(modal.portal.content.style.width).toEqual('20px');
+    unmountModal();
   });
 
-  it('supports overriding style on the modal contents', function() {
-    var modal = renderModal({isOpen: true, style: {content: {position: 'static'}}});
-    expect(modal.portal.refs.content.style.position).toEqual('static');
+  it('supports overriding style on the modal contents', () => {
+    const modal = renderModal({ isOpen: true, style: { content: { position: 'static' } } });
+    expect(modal.portal.content.style.position).toEqual('static');
+    unmountModal();
   });
 
-  it('supports adding style on the modal overlay', function() {
-    var modal = renderModal({isOpen: true, style: {overlay: {width: '75px'}}});
-    expect(modal.portal.refs.overlay.style.width).toEqual('75px');
+  it('supports adding style on the modal overlay', () => {
+    const modal = renderModal({ isOpen: true, style: { overlay: { width: '75px' } } });
+    expect(modal.portal.overlay.style.width).toEqual('75px');
+    unmountModal();
   });
 
-  it('supports overriding style on the modal overlay', function() {
-    var modal = renderModal({isOpen: true, style: {overlay: {position: 'static'}}});
-    expect(modal.portal.refs.overlay.style.position).toEqual('static');
+  it('supports overriding style on the modal overlay', () => {
+    const modal = renderModal({ isOpen: true, style: { overlay: { position: 'static' } } });
+    expect(modal.portal.overlay.style.position).toEqual('static');
+    unmountModal();
   });
 
-  it('supports overriding the default styles', function() {
-    var previousStyle = Modal.defaultStyles.content.position
-    //Just in case the default style is already relative, check that we can change it
-    var newStyle = previousStyle === 'relative' ? 'static': 'relative'
-    Modal.defaultStyles.content.position = newStyle
-    var modal = renderModal({isOpen: true});
-    expect(modal.portal.refs.content.style.position).toEqual(newStyle);
-    Modal.defaultStyles.content.position = previousStyle
+  it('supports overriding the default styles', () => {
+    const previousStyle = Modal.defaultStyles.content.position;
+    // Just in case the default style is already relative, check that we can change it
+    const newStyle = previousStyle === 'relative' ? 'static' : 'relative';
+    Modal.defaultStyles.content.position = newStyle;
+    const modal = renderModal({ isOpen: true });
+    expect(modal.portal.content.style.position).toEqual(newStyle);
+    Modal.defaultStyles.content.position = previousStyle;
+    unmountModal();
   });
 
-  it('adds class to body when open', function() {
-    renderModal({isOpen: false});
-    expect(document.body.className.indexOf('ReactModal__Body--open') !== -1).toEqual(false);
 
-    renderModal({isOpen: true});
-    expect(document.body.className.indexOf('ReactModal__Body--open')  !== -1).toEqual(true);
+  it('should remove class from body when no modals opened', () => {
+    renderModal({ isOpen: true });
+    renderModal({ isOpen: true });
+    expect(document.body.className.indexOf('ReactModal__Body--open') > -1).toBe(true);
+    unmountModal();
+    expect(document.body.className.indexOf('ReactModal__Body--open') > -1).toBe(true);
+    unmountModal();
+    expect(document.body.className.indexOf('ReactModal__Body--open') === -1).toBe(true);
+  });
 
-    renderModal({isOpen: false});
-    expect(document.body.className.indexOf('ReactModal__Body--open')  !== -1).toEqual(false);
+  it('adds class to body when open', () => {
+    renderModal({ isOpen: false });
+    expect(document.body.className.indexOf('ReactModal__Body--open') !== -1).toEqual(false);
+    unmountModal();
+    renderModal({ isOpen: true });
+    expect(document.body.className.indexOf('ReactModal__Body--open') > -1).toEqual(true);
+    unmountModal();
+    renderModal({ isOpen: false });
+    expect(document.body.className.indexOf('ReactModal__Body--open') !== -1).toEqual(false);
     unmountModal();
   });
 
-  it('removes class from body when unmounted without closing', function() {
-    renderModal({isOpen: true});
-    expect(document.body.className.indexOf('ReactModal__Body--open')  !== -1).toEqual(true);
+  it('removes class from body when unmounted without closing', () => {
+    renderModal({ isOpen: true });
+    expect(document.body.className.indexOf('ReactModal__Body--open') !== -1).toEqual(true);
     unmountModal();
-    expect(document.body.className.indexOf('ReactModal__Body--open')  !== -1).toEqual(false);
+    expect(document.body.className.indexOf('ReactModal__Body--open') !== -1).toEqual(false);
   });
 
-  it('removes aria-hidden from appElement when unmounted without closing', function() {
-    var el = document.createElement('div');
-    var node = document.createElement('div');
+  it('removes aria-hidden from appElement when unmounted without closing', () => {
+    const el = document.createElement('div');
+    const node = document.createElement('div');
     ReactDOM.render(React.createElement(Modal, {
       isOpen: true,
       appElement: el
@@ -234,20 +289,20 @@ describe('Modal', function () {
     expect(el.getAttribute('aria-hidden')).toEqual(null);
   });
 
-  it('adds --after-open for animations', function() {
-    renderModal({isOpen: true});
-    var overlay = document.querySelector('.ReactModal__Overlay');
-    var content = document.querySelector('.ReactModal__Content');
+  it('adds --after-open for animations', () => {
+    renderModal({ isOpen: true });
+    const overlay = document.querySelector('.ReactModal__Overlay');
+    const content = document.querySelector('.ReactModal__Content');
     expect(overlay.className.match(/ReactModal__Overlay--after-open/)).toExist();
     expect(content.className.match(/ReactModal__Content--after-open/)).toExist();
     unmountModal();
   });
 
-  it('should trigger the onAfterOpen callback', function() {
-    var afterOpenCallback = sinon.spy();
+  it('should trigger the onAfterOpen callback', () => {
+    const afterOpenCallback = sinon.spy();
     renderModal({
       isOpen: true,
-      onAfterOpen: function() {
+      onAfterOpen () {
         afterOpenCallback();
       }
     });
@@ -255,11 +310,11 @@ describe('Modal', function () {
     unmountModal();
   });
 
-  it('check the state of the modal after close with time out and reopen it', function() {
-    var modal = renderModal({
+  it('check the state of the modal after close with time out and reopen it', () => {
+    const modal = renderModal({
       isOpen: true,
       closeTimeoutMS: 2000,
-      onRequestClose: function() {}
+      onRequestClose () {}
     });
     modal.portal.closeWithTimeout();
     modal.portal.open();
@@ -268,67 +323,89 @@ describe('Modal', function () {
     unmountModal();
   });
 
-  describe('should close on overlay click', function() {
-    afterEach('Unmount modal', function() {
+  it('should close on Esc key event', () => {
+    const requestCloseCallback = sinon.spy();
+    const modal = renderModal({
+      isOpen: true,
+      shouldCloseOnOverlayClick: true,
+      onRequestClose: requestCloseCallback
+    });
+    expect(modal.props.isOpen).toEqual(true);
+    expect(() => {
+      Simulate.keyDown(modal.portal.content, {
+        // The keyCode is all that matters, so this works
+        key: 'FakeKeyToTestLater',
+        keyCode: 27,
+        which: 27
+      });
+    }).toNotThrow();
+    expect(requestCloseCallback.called).toBeTruthy();
+    // Check if event is passed to onRequestClose callback.
+    const event = requestCloseCallback.getCall(0).args[0];
+    expect(event).toBeTruthy();
+    expect(event.constructor).toBeTruthy();
+    expect(event.key).toEqual('FakeKeyToTestLater');
+  });
+
+  describe('should close on overlay click', () => {
+    afterEach('Unmount modal', () => {
       unmountModal();
     });
 
-    describe('verify props', function() {
-      it('verify default prop of shouldCloseOnOverlayClick', function () {
-        var modal = renderModal({isOpen: true});
+    describe('verify props', () => {
+      it('verify default prop of shouldCloseOnOverlayClick', () => {
+        const modal = renderModal({ isOpen: true });
         expect(modal.props.shouldCloseOnOverlayClick).toEqual(true);
       });
 
-      it('verify prop of shouldCloseOnOverlayClick', function () {
-        var modal = renderModal({isOpen: true, shouldCloseOnOverlayClick: false});
+      it('verify prop of shouldCloseOnOverlayClick', () => {
+        const modal = renderModal({ isOpen: true, shouldCloseOnOverlayClick: false });
         expect(modal.props.shouldCloseOnOverlayClick).toEqual(false);
       });
     });
 
-    describe('verify clicks', function() {
-      it('verify overlay click when shouldCloseOnOverlayClick sets to false', function () {
-        var requestCloseCallback = sinon.spy();
-        var modal = renderModal({
+    describe('verify clicks', () => {
+      it('verify overlay click when shouldCloseOnOverlayClick sets to false', () => {
+        const requestCloseCallback = sinon.spy();
+        const modal = renderModal({
           isOpen: true,
           shouldCloseOnOverlayClick: false
         });
         expect(modal.props.isOpen).toEqual(true);
-        var overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
+        const overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
         expect(overlay.length).toEqual(1);
-        Simulate.mouseDown(overlay[0]); // click the overlay
-        Simulate.mouseUp(overlay[0]);
+        Simulate.click(overlay[0]); // click the overlay
         expect(!requestCloseCallback.called).toBeTruthy();
       });
 
-      it('verify overlay click when shouldCloseOnOverlayClick sets to true', function() {
-        var requestCloseCallback = sinon.spy();
-        var modal = renderModal({
+      it('verify overlay click when shouldCloseOnOverlayClick sets to true', () => {
+        const requestCloseCallback = sinon.spy();
+        const modal = renderModal({
           isOpen: true,
           shouldCloseOnOverlayClick: true,
-          onRequestClose: function() {
+          onRequestClose () {
             requestCloseCallback();
           }
         });
         expect(modal.props.isOpen).toEqual(true);
-        var overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
+        const overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
         expect(overlay.length).toEqual(1);
-        Simulate.mouseDown(overlay[0]); // click the overlay
-        Simulate.mouseUp(overlay[0]);
+        Simulate.click(overlay[0]); // click the overlay
         expect(requestCloseCallback.called).toBeTruthy();
       });
 
-      it('verify overlay mouse down and content mouse up when shouldCloseOnOverlayClick sets to true', function() {
-        var requestCloseCallback = sinon.spy();
-        var modal = renderModal({
-                                  isOpen: true,
-                                  shouldCloseOnOverlayClick: true,
-                                  onRequestClose: function() {
-                                    requestCloseCallback();
-                                  }
-                                });
+      it('verify overlay mouse down and content mouse up when shouldCloseOnOverlayClick sets to true', () => {
+        const requestCloseCallback = sinon.spy();
+        const modal = renderModal({
+          isOpen: true,
+          shouldCloseOnOverlayClick: true,
+          onRequestClose () {
+            requestCloseCallback();
+          }
+        });
         expect(modal.props.isOpen).toEqual(true);
-        var overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
-        var content = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Content');
+        const overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
+        const content = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Content');
         expect(overlay.length).toEqual(1);
         expect(content.length).toEqual(1);
         Simulate.mouseDown(overlay[0]); // click the overlay
@@ -336,18 +413,18 @@ describe('Modal', function () {
         expect(!requestCloseCallback.called).toBeTruthy();
       });
 
-      it('verify content mouse down and overlay mouse up when shouldCloseOnOverlayClick sets to true', function() {
-        var requestCloseCallback = sinon.spy();
-        var modal = renderModal({
-                                  isOpen: true,
-                                  shouldCloseOnOverlayClick: true,
-                                  onRequestClose: function() {
-                                    requestCloseCallback();
-                                  }
-                                });
+      it('verify content mouse down and overlay mouse up when shouldCloseOnOverlayClick sets to true', () => {
+        const requestCloseCallback = sinon.spy();
+        const modal = renderModal({
+          isOpen: true,
+          shouldCloseOnOverlayClick: true,
+          onRequestClose () {
+            requestCloseCallback();
+          }
+        });
         expect(modal.props.isOpen).toEqual(true);
-        var overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
-        var content = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Content');
+        const overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
+        const content = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Content');
         expect(content.length).toEqual(1);
         expect(overlay.length).toEqual(1);
         Simulate.mouseDown(content[0]); // click the overlay
@@ -355,79 +432,71 @@ describe('Modal', function () {
         expect(!requestCloseCallback.called).toBeTruthy();
       });
 
-      it('should not stop event propagation', function() {
-        var hasPropagated = false
-        var modal = renderModal({
+      it('should not stop event propagation', () => {
+        let hasPropagated = false;
+        const modal = renderModal({
           isOpen: true,
           shouldCloseOnOverlayClick: true
         });
-        var overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
-        window.addEventListener('click', function () { hasPropagated = true })
-        overlay[0].dispatchEvent(new MouseEvent('click', { bubbles: true }))
+        const overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
+        window.addEventListener('click', () => { hasPropagated = true; });
+        // Work around for running the spec in IE 11
+        let mouseEvent = null;
+        try {
+          mouseEvent = new MouseEvent('click', { bubbles: true });
+        } catch (err) {
+          mouseEvent = document.createEvent('MouseEvent');
+          mouseEvent.initEvent('click', true, false);
+        }
+        overlay[0].dispatchEvent(mouseEvent);
         expect(hasPropagated).toBeTruthy();
       });
     });
 
-    it('verify event passing on overlay click', function() {
-      var requestCloseCallback = sinon.spy();
-      var modal = renderModal({
+    it('verify event passing on overlay click', () => {
+      const requestCloseCallback = sinon.spy();
+      const modal = renderModal({
         isOpen: true,
         shouldCloseOnOverlayClick: true,
         onRequestClose: requestCloseCallback
       });
       expect(modal.props.isOpen).toEqual(true);
-      var overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
+      const overlay = TestUtils.scryRenderedDOMComponentsWithClass(modal.portal, 'ReactModal__Overlay');
       expect(overlay.length).toEqual(1);
-      Simulate.mouseDown(overlay[0]); // click the overlay
-      Simulate.mouseUp(overlay[0]);
+      // click the overlay
+      Simulate.click(overlay[0], {
+        // Used to test that this was the event received
+        fakeData: 'ABC'
+      });
       expect(requestCloseCallback.called).toBeTruthy();
       // Check if event is passed to onRequestClose callback.
-      var event = requestCloseCallback.getCall(0).args[0];
+      const event = requestCloseCallback.getCall(0).args[0];
       expect(event).toBeTruthy();
       expect(event.constructor).toBeTruthy();
-      expect(event.constructor.name).toEqual('SyntheticEvent');
-    });
-  });
-
-  it('should close on Esc key event', function() {
-    var requestCloseCallback = sinon.spy();
-    var modal = renderModal({
-      isOpen: true,
-      shouldCloseOnOverlayClick: true,
-      onRequestClose: requestCloseCallback
+      expect(event.fakeData).toEqual('ABC');
     });
-    expect(modal.props.isOpen).toEqual(true);
-    expect(function() {
-      Simulate.keyDown(modal.portal.refs.content, {key: "Esc", keyCode: 27, which: 27})
-    }).toNotThrow();
-    expect(requestCloseCallback.called).toBeTruthy();
-    // Check if event is passed to onRequestClose callback.
-    var event = requestCloseCallback.getCall(0).args[0];
-    expect(event).toBeTruthy();
-    expect(event.constructor).toBeTruthy();
-    expect(event.constructor.name).toEqual('SyntheticEvent');
   });
 
-  //it('adds --before-close for animations', function() {
-    //var node = document.createElement('div');
+  // it('adds --before-close for animations', function() {
+    // var node = document.createElement('div');
 
-    //var component = ReactDOM.render(React.createElement(Modal, {
-      //isOpen: true,
-      //ariaHideApp: false,
-      //closeTimeoutMS: 50,
-    //}), node);
+    // var component = ReactDOM.render(React.createElement(Modal, {
+      // isOpen: true,
+      // ariaHideApp: false,
+      // closeTimeoutMS: 50,
+    // }), node);
 
-    //component = ReactDOM.render(React.createElement(Modal, {
-      //isOpen: false,
-      //ariaHideApp: false,
-      //closeTimeoutMS: 50,
-    //}), node);
+    // component = ReactDOM.render(React.createElement(Modal, {
+      // isOpen: false,
+      // ariaHideApp: false,
+      // closeTimeoutMS: 50,
+    // }), node);
 
     // It can't find these nodes, I didn't spend much time on this
-    //var overlay = document.querySelector('.ReactModal__Overlay');
-    //var content = document.querySelector('.ReactModal__Content');
-    //ok(overlay.className.match(/ReactModal__Overlay--before-close/));
-    //ok(content.className.match(/ReactModal__Content--before-close/));
-    //unmountModal();
-  //});
+    // var overlay = document.querySelector('.ReactModal__Overlay');
+    // var content = document.querySelector('.ReactModal__Content');
+    // ok(overlay.className.match(/ReactModal__Overlay--before-close/));
+    // ok(content.className.match(/ReactModal__Content--before-close/));
+    // unmountModal();
+  // });
 });
diff --git a/specs/helper.js b/specs/helper.js
index a53709ae..0e1fee84 100644
--- a/specs/helper.js
+++ b/specs/helper.js
@@ -1,20 +1,27 @@
+// The following eslint overrides should be removed when refactoring can occur
+
+/* eslint react/no-render-return-value: "warn" */
 import React from 'react';
 import ReactDOM from 'react-dom';
 import Modal from '../lib/components/Modal';
 
-let _currentDiv = null;
+const divStack = [];
 
-export const renderModal = function(props, children, callback) {
-  props.ariaHideApp = false;
-  _currentDiv = document.createElement('div');
-  document.body.appendChild(_currentDiv);
+export function renderModal (props, children, callback) {
+  const myProps = {
+    ariaHideApp: false,
+    ...props
+  };
+  const currentDiv = document.createElement('div');
+  divStack.push(currentDiv);
+  document.body.appendChild(currentDiv);
   return ReactDOM.render(
-    <Modal {...props}>{children}</Modal>
-  , _currentDiv, callback);
-};
+    <Modal {...myProps}>{children}</Modal>
+  , currentDiv, callback);
+}
 
-export const unmountModal = function() {
-  ReactDOM.unmountComponentAtNode(_currentDiv);
-  document.body.removeChild(_currentDiv);
-  _currentDiv = null;
+export const unmountModal = () => {
+  const currentDiv = divStack.pop();
+  ReactDOM.unmountComponentAtNode(currentDiv);
+  document.body.removeChild(currentDiv);
 };
diff --git a/specs/spec_index.js b/specs/spec_index.js
index bfd7c264..363463c4 100644
--- a/specs/spec_index.js
+++ b/specs/spec_index.js
@@ -1,10 +1,19 @@
 const testsContext = require.context('.', true, /spec$/);
-testsContext.keys().forEach(function(path) {
-    try {
-        testsContext(path);
-    } catch(err) {
-      debugger
-      console.error(`[ERROR] WITH SPEC FILE: ${path}`);
-      console.error(err);
-    }
+testsContext.keys().forEach((path) => {
+  try {
+    testsContext(path);
+  } catch (err) {
+    console.error(`[ERROR] WITH SPEC FILE: ${path}`);
+    console.error(err);
+  }
+});
+
+const componentsContext = require.context('../lib', true, /\.js$/);
+componentsContext.keys().forEach((path) => {
+  try {
+    componentsContext(path);
+  } catch (err) {
+    console.error(`[ERROR] WITH LIB FILE: ${path}`);
+    console.error(err);
+  }
 });
diff --git a/webpack.test.config.js b/webpack.test.config.js
index 6fd71d36..6a416857 100644
--- a/webpack.test.config.js
+++ b/webpack.test.config.js
@@ -1,7 +1,19 @@
-var commonConfig = require('./webpack.config');
+const path = require('path');
+const commonConfig = require('./webpack.config');
+
 
 commonConfig.plugins = [];
 commonConfig.entry = undefined;
 commonConfig.debug = true;
+commonConfig.devtool = 'inline-source-map';
+
+if (process.env.CONTINUOUS_INTEGRATION || process.env.COVERAGE) {
+  commonConfig.module.postLoaders = commonConfig.module.postLoaders || []
+  commonConfig.module.postLoaders.push({
+    test: /\.js$/,
+    include: path.resolve('lib'),
+    loader: 'istanbul-instrumenter'
+  });
+}
 
 module.exports = commonConfig;
diff --git a/yarn.lock b/yarn.lock
index 8356e784..e768ca90 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,7 +2,7 @@
 # yarn lockfile v1
 
 
-abbrev@1, abbrev@~1.0.7, abbrev@~1.0.9:
+abbrev@1, abbrev@1.0.x, abbrev@~1.0.7, abbrev@~1.0.9:
   version "1.0.9"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.0.9.tgz#91b4792588a7738c25f35dd6f63752a2f8776135"
 
@@ -20,10 +20,24 @@ accepts@~1.3.3:
     mime-types "~2.1.11"
     negotiator "0.6.1"
 
-acorn@^3.0.0, acorn@^3.1.0:
+acorn-jsx@^3.0.0, acorn-jsx@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-3.0.1.tgz#afdf9488fb1ecefc8348f6fb22f464e32a58b36b"
+  dependencies:
+    acorn "^3.0.4"
+
+acorn@^3.0.0, acorn@^3.0.4, acorn@^3.1.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
 
+acorn@^4.0.1:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-4.0.4.tgz#17a8d6a7a6c4ef538b814ec9abac2779293bf30a"
+
+adm-zip@~0.4.3:
+  version "0.4.7"
+  resolved "https://registry.yarnpkg.com/adm-zip/-/adm-zip-0.4.7.tgz#8606c2cbf1c426ce8c8ec00174447fd49b6eafc1"
+
 after@0.8.1:
   version "0.8.1"
   resolved "https://registry.yarnpkg.com/after/-/after-0.8.1.tgz#ab5d4fb883f596816d3515f8f791c0af486dd627"
@@ -32,6 +46,24 @@ after@0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/after/-/after-0.8.2.tgz#fedb394f9f0e02aa9768e702bda23b505fae7e1f"
 
+agent-base@2:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-2.0.1.tgz#bd8f9e86a8eb221fffa07bd14befd55df142815e"
+  dependencies:
+    extend "~3.0.0"
+    semver "~5.0.1"
+
+ajv-keywords@^1.0.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-1.5.0.tgz#c11e6859eafff83e0dafc416929472eca946aa2c"
+
+ajv@^4.7.0:
+  version "4.10.3"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-4.10.3.tgz#3e4fea9675b157de7888b80dd0ed735b83f28e11"
+  dependencies:
+    co "^4.6.0"
+    json-stable-stringify "^1.0.1"
+
 align-text@^0.1.1, align-text@^0.1.3:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
@@ -44,7 +76,11 @@ amdefine@>=0.0.4:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
 
-ansi-regex@*, ansi-regex@^2.0.0:
+ansi-escapes@^1.1.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-1.4.0.tgz#d3a8a83b319aa67793662b13e761c7911422306e"
+
+ansi-regex@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.0.0.tgz#c5061b6e0ef8a81775e50f5d66151bf6bf371107"
 
@@ -75,6 +111,30 @@ aproba@^1.0.3, aproba@~1.0.1:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.0.4.tgz#2713680775e7614c8ba186c065d4e2e52d1072c0"
 
+archiver-utils@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/archiver-utils/-/archiver-utils-1.3.0.tgz#e50b4c09c70bf3d680e32ff1b7994e9f9d895174"
+  dependencies:
+    glob "^7.0.0"
+    graceful-fs "^4.1.0"
+    lazystream "^1.0.0"
+    lodash "^4.8.0"
+    normalize-path "^2.0.0"
+    readable-stream "^2.0.0"
+
+archiver@1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/archiver/-/archiver-1.1.0.tgz#e1e8c4d356cf155308f351d60cc18cb6fb2344ee"
+  dependencies:
+    archiver-utils "^1.3.0"
+    async "^2.0.0"
+    buffer-crc32 "^0.2.1"
+    glob "^7.0.0"
+    lodash "^4.8.0"
+    readable-stream "^2.0.0"
+    tar-stream "^1.5.0"
+    zip-stream "^1.1.0"
+
 archy@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/archy/-/archy-1.0.0.tgz#f9c8c13757cc1dd7bc379ac77b2c62a5c2868c40"
@@ -86,6 +146,12 @@ are-we-there-yet@~1.1.2:
     delegates "^1.0.0"
     readable-stream "^2.0.0 || ^1.1.13"
 
+argparse@^1.0.7:
+  version "1.0.9"
+  resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.9.tgz#73d83bc263f86e97f8cc4f6bae1b0e90a7d22c86"
+  dependencies:
+    sprintf-js "~1.0.2"
+
 arr-diff@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/arr-diff/-/arr-diff-2.0.0.tgz#8f3b827f955a8bd669697e4a4256ac3ceae356cf"
@@ -100,6 +166,10 @@ array-filter@~0.0.0:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/array-filter/-/array-filter-0.0.1.tgz#7da8cf2e26628ed732803581fd21f67cacd2eeec"
 
+array-find-index@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/array-find-index/-/array-find-index-1.0.2.tgz#df010aa1287e164bbda6f9723b0a96a1ec4187a1"
+
 array-flatten@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-1.1.1.tgz#9a5f699051b1e7073328f2a008968b64ea2955d2"
@@ -123,6 +193,16 @@ array-slice@^0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/array-slice/-/array-slice-0.2.3.tgz#dd3cfb80ed7973a75117cdac69b0b99ec86186f5"
 
+array-union@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/array-union/-/array-union-1.0.2.tgz#9a34410e4f4e3da23dea375be5be70f24778ec39"
+  dependencies:
+    array-uniq "^1.0.1"
+
+array-uniq@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/array-uniq/-/array-uniq-1.0.3.tgz#af6ac877a25cc7f74e058894753858dfdb24fdb6"
+
 array-unique@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/array-unique/-/array-unique-0.2.1.tgz#a1d97ccafcbc2625cc70fadceb36a50c58b01a53"
@@ -175,15 +255,25 @@ async@0.1.x:
   version "0.1.22"
   resolved "https://registry.yarnpkg.com/async/-/async-0.1.22.tgz#0fc1aaa088a0e3ef0ebe2d8831bab0dcf8845061"
 
-async@^0.9.0, async@~0.9.0:
-  version "0.9.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-0.9.2.tgz#aea74d5e61c1f899613bf64bda66d4c78f2fd17d"
+async@1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/async/-/async-1.4.0.tgz#35f86f83c59e0421d099cd9a91d8278fb578c00d"
 
-async@^1.3.0:
+async@1.x, async@^1.3.0, async@^1.4.0, async@~1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
-async@^2.0.1:
+async@2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.0.1.tgz#b709cc0280a9c36f09f4536be823c838a9049e25"
+  dependencies:
+    lodash "^4.8.0"
+
+async@^0.9.0, async@~0.9.0:
+  version "0.9.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-0.9.2.tgz#aea74d5e61c1f899613bf64bda66d4c78f2fd17d"
+
+async@^2.0.0, async@^2.0.1:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/async/-/async-2.1.4.tgz#2d2160c7788032e4dd6cbe2502f1f9a2c8f6cde4"
   dependencies:
@@ -205,7 +295,7 @@ aws4@^1.2.1:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.5.0.tgz#0a29ffb79c31c9e712eeb087e8e7a64b4a56d755"
 
-babel-code-frame@^6.20.0:
+babel-code-frame@^6.16.0, babel-code-frame@^6.20.0:
   version "6.20.0"
   resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.20.0.tgz#b968f839090f9a8bc6d41938fb96cb84f7387b26"
   dependencies:
@@ -237,6 +327,16 @@ babel-core@^6.18.0, babel-core@^6.7.4:
     slash "^1.0.0"
     source-map "^0.5.0"
 
+babel-eslint@^7.1.1:
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/babel-eslint/-/babel-eslint-7.1.1.tgz#8a6a884f085aa7060af69cfc77341c2f99370fb2"
+  dependencies:
+    babel-code-frame "^6.16.0"
+    babel-traverse "^6.15.0"
+    babel-types "^6.15.0"
+    babylon "^6.13.0"
+    lodash.pickby "^4.6.0"
+
 babel-generator@^6.21.0:
   version "6.21.0"
   resolved "https://registry.yarnpkg.com/babel-generator/-/babel-generator-6.21.0.tgz#605f1269c489a1c75deeca7ea16d43d4656c8494"
@@ -249,6 +349,22 @@ babel-generator@^6.21.0:
     lodash "^4.2.0"
     source-map "^0.5.0"
 
+babel-helper-bindify-decorators@^6.18.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babel-helper-bindify-decorators/-/babel-helper-bindify-decorators-6.18.0.tgz#fc00c573676a6e702fffa00019580892ec8780a5"
+  dependencies:
+    babel-runtime "^6.0.0"
+    babel-traverse "^6.18.0"
+    babel-types "^6.18.0"
+
+babel-helper-builder-binary-assignment-operator-visitor@^6.8.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babel-helper-builder-binary-assignment-operator-visitor/-/babel-helper-builder-binary-assignment-operator-visitor-6.18.0.tgz#8ae814989f7a53682152e3401a04fabd0bb333a6"
+  dependencies:
+    babel-helper-explode-assignable-expression "^6.18.0"
+    babel-runtime "^6.0.0"
+    babel-types "^6.18.0"
+
 babel-helper-builder-react-jsx@^6.8.0:
   version "6.21.1"
   resolved "https://registry.yarnpkg.com/babel-helper-builder-react-jsx/-/babel-helper-builder-react-jsx-6.21.1.tgz#c4a24208655be9dc1cccf14d366da176f20645e4"
@@ -276,6 +392,23 @@ babel-helper-define-map@^6.18.0, babel-helper-define-map@^6.8.0:
     babel-types "^6.18.0"
     lodash "^4.2.0"
 
+babel-helper-explode-assignable-expression@^6.18.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babel-helper-explode-assignable-expression/-/babel-helper-explode-assignable-expression-6.18.0.tgz#14b8e8c2d03ad735d4b20f1840b24cd1f65239fe"
+  dependencies:
+    babel-runtime "^6.0.0"
+    babel-traverse "^6.18.0"
+    babel-types "^6.18.0"
+
+babel-helper-explode-class@^6.8.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babel-helper-explode-class/-/babel-helper-explode-class-6.18.0.tgz#c44f76f4fa23b9c5d607cbac5d4115e7a76f62cb"
+  dependencies:
+    babel-helper-bindify-decorators "^6.18.0"
+    babel-runtime "^6.0.0"
+    babel-traverse "^6.18.0"
+    babel-types "^6.18.0"
+
 babel-helper-function-name@^6.18.0, babel-helper-function-name@^6.8.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babel-helper-function-name/-/babel-helper-function-name-6.18.0.tgz#68ec71aeba1f3e28b2a6f0730190b754a9bf30e6"
@@ -315,6 +448,16 @@ babel-helper-regex@^6.8.0:
     babel-types "^6.18.0"
     lodash "^4.2.0"
 
+babel-helper-remap-async-to-generator@^6.16.0, babel-helper-remap-async-to-generator@^6.16.2:
+  version "6.20.3"
+  resolved "https://registry.yarnpkg.com/babel-helper-remap-async-to-generator/-/babel-helper-remap-async-to-generator-6.20.3.tgz#9dd3b396f13e35ef63e538098500adc24c63c4e7"
+  dependencies:
+    babel-helper-function-name "^6.18.0"
+    babel-runtime "^6.20.0"
+    babel-template "^6.16.0"
+    babel-traverse "^6.20.0"
+    babel-types "^6.20.0"
+
 babel-helper-replace-supers@^6.18.0, babel-helper-replace-supers@^6.8.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babel-helper-replace-supers/-/babel-helper-replace-supers-6.18.0.tgz#28ec69877be4144dbd64f4cc3a337e89f29a924e"
@@ -354,6 +497,30 @@ babel-plugin-check-es2015-constants@^6.3.13:
   dependencies:
     babel-runtime "^6.0.0"
 
+babel-plugin-syntax-async-functions@^6.8.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-async-functions/-/babel-plugin-syntax-async-functions-6.13.0.tgz#cad9cad1191b5ad634bf30ae0872391e0647be95"
+
+babel-plugin-syntax-async-generators@^6.5.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-async-generators/-/babel-plugin-syntax-async-generators-6.13.0.tgz#6bc963ebb16eccbae6b92b596eb7f35c342a8b9a"
+
+babel-plugin-syntax-class-properties@^6.8.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-class-properties/-/babel-plugin-syntax-class-properties-6.13.0.tgz#d7eb23b79a317f8543962c505b827c7d6cac27de"
+
+babel-plugin-syntax-decorators@^6.13.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-decorators/-/babel-plugin-syntax-decorators-6.13.0.tgz#312563b4dbde3cc806cee3e416cceeaddd11ac0b"
+
+babel-plugin-syntax-dynamic-import@^6.18.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-dynamic-import/-/babel-plugin-syntax-dynamic-import-6.18.0.tgz#8d6a26229c83745a9982a441051572caa179b1da"
+
+babel-plugin-syntax-exponentiation-operator@^6.8.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-exponentiation-operator/-/babel-plugin-syntax-exponentiation-operator-6.13.0.tgz#9ee7e8337290da95288201a6a57f4170317830de"
+
 babel-plugin-syntax-flow@^6.18.0, babel-plugin-syntax-flow@^6.3.13:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-syntax-flow/-/babel-plugin-syntax-flow-6.18.0.tgz#4c3ab20a2af26aa20cd25995c398c4eb70310c8d"
@@ -362,6 +529,50 @@ babel-plugin-syntax-jsx@^6.3.13, babel-plugin-syntax-jsx@^6.8.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-syntax-jsx/-/babel-plugin-syntax-jsx-6.18.0.tgz#0af32a9a6e13ca7a3fd5069e62d7b0f58d0d8946"
 
+babel-plugin-syntax-object-rest-spread@^6.8.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz#fd6536f2bce13836ffa3a5458c4903a597bb3bf5"
+
+babel-plugin-syntax-trailing-function-commas@^6.3.13, babel-plugin-syntax-trailing-function-commas@^6.8.0:
+  version "6.20.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-syntax-trailing-function-commas/-/babel-plugin-syntax-trailing-function-commas-6.20.0.tgz#442835e19179f45b87e92d477d70b9f1f18b5c4f"
+
+babel-plugin-transform-async-generator-functions@^6.17.0:
+  version "6.17.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-async-generator-functions/-/babel-plugin-transform-async-generator-functions-6.17.0.tgz#d0b5a2b2f0940f2b245fa20a00519ed7bc6cae54"
+  dependencies:
+    babel-helper-remap-async-to-generator "^6.16.2"
+    babel-plugin-syntax-async-generators "^6.5.0"
+    babel-runtime "^6.0.0"
+
+babel-plugin-transform-async-to-generator@^6.16.0:
+  version "6.16.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-async-to-generator/-/babel-plugin-transform-async-to-generator-6.16.0.tgz#19ec36cb1486b59f9f468adfa42ce13908ca2999"
+  dependencies:
+    babel-helper-remap-async-to-generator "^6.16.0"
+    babel-plugin-syntax-async-functions "^6.8.0"
+    babel-runtime "^6.0.0"
+
+babel-plugin-transform-class-properties@^6.18.0:
+  version "6.19.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-class-properties/-/babel-plugin-transform-class-properties-6.19.0.tgz#1274b349abaadc835164e2004f4a2444a2788d5f"
+  dependencies:
+    babel-helper-function-name "^6.18.0"
+    babel-plugin-syntax-class-properties "^6.8.0"
+    babel-runtime "^6.9.1"
+    babel-template "^6.15.0"
+
+babel-plugin-transform-decorators@^6.13.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-decorators/-/babel-plugin-transform-decorators-6.13.0.tgz#82d65c1470ae83e2d13eebecb0a1c2476d62da9d"
+  dependencies:
+    babel-helper-define-map "^6.8.0"
+    babel-helper-explode-class "^6.8.0"
+    babel-plugin-syntax-decorators "^6.13.0"
+    babel-runtime "^6.0.0"
+    babel-template "^6.8.0"
+    babel-types "^6.13.0"
+
 babel-plugin-transform-es2015-arrow-functions@^6.3.13:
   version "6.8.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-arrow-functions/-/babel-plugin-transform-es2015-arrow-functions-6.8.0.tgz#5b63afc3181bdc9a8c4d481b5a4f3f7d7fef3d9d"
@@ -531,6 +742,14 @@ babel-plugin-transform-es2015-unicode-regex@^6.3.13:
     babel-runtime "^6.0.0"
     regexpu-core "^2.0.0"
 
+babel-plugin-transform-exponentiation-operator@^6.3.13:
+  version "6.8.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-exponentiation-operator/-/babel-plugin-transform-exponentiation-operator-6.8.0.tgz#db25742e9339eade676ca9acec46f955599a68a4"
+  dependencies:
+    babel-helper-builder-binary-assignment-operator-visitor "^6.8.0"
+    babel-plugin-syntax-exponentiation-operator "^6.8.0"
+    babel-runtime "^6.0.0"
+
 babel-plugin-transform-flow-strip-types@^6.3.13:
   version "6.21.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-transform-flow-strip-types/-/babel-plugin-transform-flow-strip-types-6.21.0.tgz#2eea3f8b5bb234339b47283feac155cfb237b948"
@@ -538,6 +757,13 @@ babel-plugin-transform-flow-strip-types@^6.3.13:
     babel-plugin-syntax-flow "^6.18.0"
     babel-runtime "^6.0.0"
 
+babel-plugin-transform-object-rest-spread@^6.16.0:
+  version "6.20.2"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-object-rest-spread/-/babel-plugin-transform-object-rest-spread-6.20.2.tgz#e816c55bba77b14c16365d87e2ae48c8fd18fc2e"
+  dependencies:
+    babel-plugin-syntax-object-rest-spread "^6.8.0"
+    babel-runtime "^6.20.0"
+
 babel-plugin-transform-react-display-name@^6.3.13:
   version "6.8.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-transform-react-display-name/-/babel-plugin-transform-react-display-name-6.8.0.tgz#f7a084977383d728bdbdc2835bba0159577f660e"
@@ -579,7 +805,7 @@ babel-plugin-transform-strict-mode@^6.18.0:
     babel-runtime "^6.0.0"
     babel-types "^6.18.0"
 
-babel-preset-es2015@^6.6.0:
+babel-preset-es2015@^6.16.0, babel-preset-es2015@^6.6.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babel-preset-es2015/-/babel-preset-es2015-6.18.0.tgz#b8c70df84ec948c43dcf2bf770e988eb7da88312"
   dependencies:
@@ -608,6 +834,27 @@ babel-preset-es2015@^6.6.0:
     babel-plugin-transform-es2015-unicode-regex "^6.3.13"
     babel-plugin-transform-regenerator "^6.16.0"
 
+babel-preset-es2016@^6.16.0:
+  version "6.16.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-es2016/-/babel-preset-es2016-6.16.0.tgz#c7daf5feedeee99c867813bdf0d573d94ca12812"
+  dependencies:
+    babel-plugin-transform-exponentiation-operator "^6.3.13"
+
+babel-preset-es2017@^6.16.0:
+  version "6.16.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-es2017/-/babel-preset-es2017-6.16.0.tgz#536c6287778a758948ddd092b466b6ef50b786fa"
+  dependencies:
+    babel-plugin-syntax-trailing-function-commas "^6.8.0"
+    babel-plugin-transform-async-to-generator "^6.16.0"
+
+babel-preset-latest@^6.16.0:
+  version "6.16.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-latest/-/babel-preset-latest-6.16.0.tgz#5b87e19e250bb1213f13af4ec9dc7a51d53f388d"
+  dependencies:
+    babel-preset-es2015 "^6.16.0"
+    babel-preset-es2016 "^6.16.0"
+    babel-preset-es2017 "^6.16.0"
+
 babel-preset-react@^6.5.0:
   version "6.16.0"
   resolved "https://registry.yarnpkg.com/babel-preset-react/-/babel-preset-react-6.16.0.tgz#aa117d60de0928607e343c4828906e4661824316"
@@ -620,6 +867,25 @@ babel-preset-react@^6.5.0:
     babel-plugin-transform-react-jsx-self "^6.11.0"
     babel-plugin-transform-react-jsx-source "^6.3.13"
 
+babel-preset-stage-2@^6.18.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-stage-2/-/babel-preset-stage-2-6.18.0.tgz#9eb7bf9a8e91c68260d5ba7500493caaada4b5b5"
+  dependencies:
+    babel-plugin-syntax-dynamic-import "^6.18.0"
+    babel-plugin-transform-class-properties "^6.18.0"
+    babel-plugin-transform-decorators "^6.13.0"
+    babel-preset-stage-3 "^6.17.0"
+
+babel-preset-stage-3@^6.17.0:
+  version "6.17.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-stage-3/-/babel-preset-stage-3-6.17.0.tgz#b6638e46db6e91e3f889013d8ce143917c685e39"
+  dependencies:
+    babel-plugin-syntax-trailing-function-commas "^6.3.13"
+    babel-plugin-transform-async-generator-functions "^6.17.0"
+    babel-plugin-transform-async-to-generator "^6.16.0"
+    babel-plugin-transform-exponentiation-operator "^6.3.13"
+    babel-plugin-transform-object-rest-spread "^6.16.0"
+
 babel-register@^6.18.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babel-register/-/babel-register-6.18.0.tgz#892e2e03865078dd90ad2c715111ec4449b32a68"
@@ -632,7 +898,7 @@ babel-register@^6.18.0:
     mkdirp "^0.5.1"
     source-map-support "^0.4.2"
 
-babel-runtime@^6.0.0, babel-runtime@^6.11.6, babel-runtime@^6.18.0, babel-runtime@^6.20.0, babel-runtime@^6.9.0:
+babel-runtime@^6.0.0, babel-runtime@^6.11.6, babel-runtime@^6.18.0, babel-runtime@^6.20.0, babel-runtime@^6.9.0, babel-runtime@^6.9.1:
   version "6.20.0"
   resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.20.0.tgz#87300bdcf4cd770f09bf0048c64204e17806d16f"
   dependencies:
@@ -649,7 +915,7 @@ babel-template@^6.14.0, babel-template@^6.15.0, babel-template@^6.16.0, babel-te
     babylon "^6.11.0"
     lodash "^4.2.0"
 
-babel-traverse@^6.16.0, babel-traverse@^6.18.0, babel-traverse@^6.21.0:
+babel-traverse@^6.15.0, babel-traverse@^6.16.0, babel-traverse@^6.18.0, babel-traverse@^6.20.0, babel-traverse@^6.21.0:
   version "6.21.0"
   resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.21.0.tgz#69c6365804f1a4f69eb1213f85b00a818b8c21ad"
   dependencies:
@@ -663,7 +929,7 @@ babel-traverse@^6.16.0, babel-traverse@^6.18.0, babel-traverse@^6.21.0:
     invariant "^2.2.0"
     lodash "^4.2.0"
 
-babel-types@^6.16.0, babel-types@^6.18.0, babel-types@^6.19.0, babel-types@^6.21.0, babel-types@^6.8.0, babel-types@^6.9.0:
+babel-types@^6.13.0, babel-types@^6.15.0, babel-types@^6.16.0, babel-types@^6.18.0, babel-types@^6.19.0, babel-types@^6.20.0, babel-types@^6.21.0, babel-types@^6.8.0, babel-types@^6.9.0:
   version "6.21.0"
   resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.21.0.tgz#314b92168891ef6d3806b7f7a917fdf87c11a4b2"
   dependencies:
@@ -672,7 +938,7 @@ babel-types@^6.16.0, babel-types@^6.18.0, babel-types@^6.19.0, babel-types@^6.21
     lodash "^4.2.0"
     to-fast-properties "^1.0.1"
 
-babylon@^6.11.0:
+babylon@^6.11.0, babylon@^6.13.0:
   version "6.14.1"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.14.1.tgz#956275fab72753ad9b3435d7afe58f8bf0a29815"
 
@@ -736,15 +1002,15 @@ binary-extensions@^1.0.0:
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.8.0.tgz#48ec8d16df4377eae5fa5884682480af4d95c774"
 
-bl@~1.0.0:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/bl/-/bl-1.0.3.tgz#fc5421a28fd4226036c3b3891a66a25bc64d226e"
+bl@^1.0.0, bl@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-1.1.2.tgz#fdca871a99713aa00d19e3bbba41c44787a65398"
   dependencies:
     readable-stream "~2.0.5"
 
-bl@~1.1.2:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/bl/-/bl-1.1.2.tgz#fdca871a99713aa00d19e3bbba41c44787a65398"
+bl@~1.0.0:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-1.0.3.tgz#fc5421a28fd4226036c3b3891a66a25bc64d226e"
   dependencies:
     readable-stream "~2.0.5"
 
@@ -820,6 +1086,10 @@ browserify-zlib@^0.1.4:
   dependencies:
     pako "~0.2.0"
 
+buffer-crc32@^0.2.1:
+  version "0.2.13"
+  resolved "https://registry.yarnpkg.com/buffer-crc32/-/buffer-crc32-0.2.13.tgz#0d333e3f00eac50aa1454abd30ef8c2a5d9a7242"
+
 buffer-shims@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/buffer-shims/-/buffer-shims-1.0.0.tgz#9978ce317388c649ad8793028c3477ef044a8b51"
@@ -832,7 +1102,7 @@ buffer@^4.9.0:
     ieee754 "^1.1.4"
     isarray "^1.0.0"
 
-builtin-modules@^1.0.0:
+builtin-modules@^1.0.0, builtin-modules@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
 
@@ -848,14 +1118,35 @@ bytes@2.4.0:
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/bytes/-/bytes-2.4.0.tgz#7d97196f9d5baf7f6935e25985549edd2a6c2339"
 
+caller-path@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/caller-path/-/caller-path-0.1.0.tgz#94085ef63581ecd3daa92444a8fe94e82577751f"
+  dependencies:
+    callsites "^0.2.0"
+
 callsite@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/callsite/-/callsite-1.0.0.tgz#280398e5d664bd74038b6f0905153e6e8af1bc20"
 
+callsites@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/callsites/-/callsites-0.2.0.tgz#afab96262910a7f33c19a5775825c69f34e350ca"
+
+camelcase-keys@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/camelcase-keys/-/camelcase-keys-2.1.0.tgz#308beeaffdf28119051efa1d932213c91b8f92e7"
+  dependencies:
+    camelcase "^2.0.0"
+    map-obj "^1.0.0"
+
 camelcase@^1.0.2:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-1.2.1.tgz#9bb5304d2e0b56698b2c758b08a3eaa9daa58a39"
 
+camelcase@^2.0.0:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-2.1.1.tgz#7c1d16d679a1bbe59ca02cacecfb011e201f5a1f"
+
 caseless@~0.11.0:
   version "0.11.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.11.0.tgz#715b96ea9841593cc33067923f5ec60ebda4f7d7"
@@ -867,7 +1158,7 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
-chalk@1.1.3, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
+chalk@1.1.3, chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
   dependencies:
@@ -904,6 +1195,10 @@ chownr@^1.0.1, chownr@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.0.1.tgz#e2a75042a9551908bebd25b8523d5f9769d79181"
 
+circular-json@^0.3.1:
+  version "0.3.1"
+  resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.1.tgz#be8b36aefccde8b3ca7aa2d6afc07a37242c0d2d"
+
 cli-color@0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/cli-color/-/cli-color-0.2.3.tgz#0a25ceae5a6a1602be7f77d28563c36700274e88"
@@ -911,6 +1206,16 @@ cli-color@0.2.3:
     es5-ext "~0.9.2"
     memoizee "~0.2.5"
 
+cli-cursor@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/cli-cursor/-/cli-cursor-1.0.2.tgz#64da3f7d56a54412e59794bd62dc35295e8f2987"
+  dependencies:
+    restore-cursor "^1.0.1"
+
+cli-width@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.1.0.tgz#b234ca209b29ef66fc518d9b98d5847b00edf00a"
+
 cliui@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-2.1.0.tgz#4b475760ff80264c762c3a1719032e91c7fea0d1"
@@ -930,15 +1235,28 @@ cmd-shim@~2.0.2:
     graceful-fs "^4.1.2"
     mkdirp "~0.5.0"
 
+co@^4.6.0:
+  version "4.6.0"
+  resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
+
 code-point-at@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
 
+codeclimate-test-reporter@^0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/codeclimate-test-reporter/-/codeclimate-test-reporter-0.4.0.tgz#b5ce10aeed7898016a1b2411acdfaba3c67c2c28"
+  dependencies:
+    async "~1.5.2"
+    commander "2.9.0"
+    lcov-parse "0.0.10"
+    request "~2.74.0"
+
 colors@0.x.x:
   version "0.6.2"
   resolved "https://registry.yarnpkg.com/colors/-/colors-0.6.2.tgz#2423fe6678ac0c5dae8852e5d0e5be08c997abcc"
 
-colors@^1.1.0:
+colors@^1.1.0, colors@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.1.2.tgz#168a4701756b6a7f51a12ce0c97bfa28c084ed63"
 
@@ -1009,6 +1327,15 @@ component-inherit@0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/component-inherit/-/component-inherit-0.0.3.tgz#645fc4adf58b72b649d5cae65135619db26ff143"
 
+compress-commons@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/compress-commons/-/compress-commons-1.1.0.tgz#9f4460bb1288564c7473916e0298aa3c320dcadb"
+  dependencies:
+    buffer-crc32 "^0.2.1"
+    crc32-stream "^1.0.0"
+    normalize-path "^2.0.0"
+    readable-stream "^2.0.0"
+
 concat-map@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
@@ -1055,6 +1382,10 @@ constants-browserify@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/constants-browserify/-/constants-browserify-1.0.0.tgz#c20b96d8c617748aaf1c16021760cd27fcb8cb75"
 
+contains-path@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/contains-path/-/contains-path-0.1.0.tgz#fe8cf184ff6670b6baef01a9d4861a5cbec4120a"
+
 content-disposition@0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-0.5.1.tgz#87476c6a67c8daa87e32e87616df883ba7fb071b"
@@ -1087,6 +1418,23 @@ core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
 
+coveralls@^2.11.15:
+  version "2.11.15"
+  resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-2.11.15.tgz#37d3474369d66c14f33fa73a9d25cee6e099fca0"
+  dependencies:
+    js-yaml "3.6.1"
+    lcov-parse "0.0.10"
+    log-driver "1.2.5"
+    minimist "1.2.0"
+    request "2.75.0"
+
+crc32-stream@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/crc32-stream/-/crc32-stream-1.0.0.tgz#ea155e5e1d738ed3778438ffe92ffe2a141aeb3f"
+  dependencies:
+    buffer-crc32 "^0.2.1"
+    readable-stream "^2.0.0"
+
 cross-spawn@^4.0.0:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-4.0.2.tgz#7b9247621c23adfdd3856004a823cbe397424d41"
@@ -1109,6 +1457,12 @@ crypto-browserify@3.3.0:
     ripemd160 "0.2.0"
     sha.js "2.2.6"
 
+currently-unhandled@^0.4.1:
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/currently-unhandled/-/currently-unhandled-0.4.1.tgz#988df33feab191ef799a61369dd76c17adf957ea"
+  dependencies:
+    array-find-index "^1.0.1"
+
 custom-event@~1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/custom-event/-/custom-event-1.0.1.tgz#5d02a46850adf1b4a317946a3928fccb5bfd0425"
@@ -1123,6 +1477,10 @@ d@^0.1.1, d@~0.1.1:
   dependencies:
     es5-ext "~0.10.2"
 
+damerau-levenshtein@^1.0.0:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/damerau-levenshtein/-/damerau-levenshtein-1.0.3.tgz#ae4f4ce0b62acae10ff63a01bb08f652f5213af2"
+
 dashdash@^1.12.0:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/dashdash/-/dashdash-1.14.1.tgz#853cfa0f7cbe2fed5de20326b8dd581035f6e2f0"
@@ -1133,10 +1491,23 @@ date-now@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/date-now/-/date-now-0.1.4.tgz#eaf439fd4d4848ad74e5cc7dbef200672b9e345b"
 
+dateformat@^1.0.6:
+  version "1.0.12"
+  resolved "https://registry.yarnpkg.com/dateformat/-/dateformat-1.0.12.tgz#9f124b67594c937ff706932e4a642cca8dbbfee9"
+  dependencies:
+    get-stdin "^4.0.1"
+    meow "^3.3.0"
+
 debug@0.7.4:
   version "0.7.4"
   resolved "https://registry.yarnpkg.com/debug/-/debug-0.7.4.tgz#06e1ea8082c2cb14e39806e22e2f6f757f92af39"
 
+debug@2, debug@^2.1.1, debug@^2.2.0:
+  version "2.6.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.0.tgz#bc596bcabe7617f11d9fa15361eded5608b8499b"
+  dependencies:
+    ms "0.7.2"
+
 debug@2.2.0, debug@~2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.2.0.tgz#f87057e995b1a1f6ae6a4960664137bc56f039da"
@@ -1149,21 +1520,15 @@ debug@2.3.3:
   dependencies:
     ms "0.7.2"
 
-debug@^2.1.1, debug@^2.2.0:
-  version "2.5.2"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.5.2.tgz#50c295a53dbf1657146e0c1b21307275e90d49cb"
-  dependencies:
-    ms "0.7.2"
-
-debuglog@*, debuglog@^1.0.1:
+debuglog@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/debuglog/-/debuglog-1.0.1.tgz#aa24ffb9ac3df9a2351837cfb2d279360cd78492"
 
-decamelize@^1.0.0:
+decamelize@^1.0.0, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
-deep-equal@*:
+deep-equal@*, deep-equal@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/deep-equal/-/deep-equal-1.0.1.tgz#f5d260292b660e084eff4cdbc9f08ad3247448b5"
 
@@ -1171,13 +1536,17 @@ deep-extend@~0.4.0:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.1.tgz#efe4113d08085f4e6f9687759810f807469e2253"
 
+deep-is@~0.1.3:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
+
 defaults@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/defaults/-/defaults-1.0.3.tgz#c656051e9817d9ff08ed881477f3fe4019f3ef7d"
   dependencies:
     clone "^1.0.2"
 
-define-properties@^1.1.2, define-properties@~1.1.2:
+define-properties@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.2.tgz#83a73f2fea569898fb737193c8f873caf6d45c94"
   dependencies:
@@ -1188,6 +1557,18 @@ defined@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/defined/-/defined-1.0.0.tgz#c98d9bcef75674188e110969151199e39b1fa693"
 
+del@^2.0.2:
+  version "2.2.2"
+  resolved "https://registry.yarnpkg.com/del/-/del-2.2.2.tgz#c12c981d067846c84bcaf862cff930d907ffd1a8"
+  dependencies:
+    globby "^5.0.0"
+    is-path-cwd "^1.0.0"
+    is-path-in-cwd "^1.0.0"
+    object-assign "^4.0.1"
+    pify "^2.0.0"
+    pinkie-promise "^2.0.0"
+    rimraf "^2.2.8"
+
 delayed-stream@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
@@ -1232,6 +1613,17 @@ diff@1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-1.4.0.tgz#7f28d2eb9ee7b15a97efd89ce63dcfdaa3ccbabf"
 
+diff@^3.1.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-3.2.0.tgz#c9ce393a4b7cbd0b058a725c93df299027868ff9"
+
+doctrine@1.5.0, doctrine@^1.2.2:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-1.5.0.tgz#379dce730f6166f76cefa4e6707a159b02c5a6fa"
+  dependencies:
+    esutils "^2.0.2"
+    isarray "^1.0.0"
+
 dom-serialize@^2.2.0:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/dom-serialize/-/dom-serialize-2.2.1.tgz#562ae8999f44be5ea3076f5419dcd59eb43ac95b"
@@ -1281,6 +1673,12 @@ encoding@^0.1.11:
   dependencies:
     iconv-lite "~0.4.13"
 
+end-of-stream@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/end-of-stream/-/end-of-stream-1.1.0.tgz#e9353258baa9108965efc41cb0ef8ade2f3cfb07"
+  dependencies:
+    once "~1.3.0"
+
 engine.io-client@1.6.9:
   version "1.6.9"
   resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-1.6.9.tgz#1d6ad48048a5083c95096943b29d36efdb212401"
@@ -1378,7 +1776,7 @@ error-ex@^1.2.0:
   dependencies:
     is-arrayish "^0.2.1"
 
-es-abstract@^1.4.3, es-abstract@^1.6.1:
+es-abstract@^1.4.3:
   version "1.6.1"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.6.1.tgz#bb8a2064120abcf928a086ea3d9043114285ec99"
   dependencies:
@@ -1395,7 +1793,7 @@ es-to-primitive@^1.1.1:
     is-date-object "^1.0.1"
     is-symbol "^1.0.1"
 
-es5-ext@^0.10.7, es5-ext@~0.10.11, es5-ext@~0.10.2:
+es5-ext@^0.10.7, es5-ext@^0.10.8, es5-ext@~0.10.11, es5-ext@~0.10.2, es5-ext@~0.10.7:
   version "0.10.12"
   resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.12.tgz#aa84641d4db76b62abba5e45fd805ecbab140047"
   dependencies:
@@ -1414,29 +1812,203 @@ es6-iterator@2:
     es5-ext "^0.10.7"
     es6-symbol "3"
 
-es6-symbol@3, es6-symbol@^3.0.2, es6-symbol@~3.1:
+es6-map@^0.1.3:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/es6-map/-/es6-map-0.1.4.tgz#a34b147be224773a4d7da8072794cefa3632b897"
+  dependencies:
+    d "~0.1.1"
+    es5-ext "~0.10.11"
+    es6-iterator "2"
+    es6-set "~0.1.3"
+    es6-symbol "~3.1.0"
+    event-emitter "~0.3.4"
+
+es6-set@~0.1.3:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/es6-set/-/es6-set-0.1.4.tgz#9516b6761c2964b92ff479456233a247dc707ce8"
+  dependencies:
+    d "~0.1.1"
+    es5-ext "~0.10.11"
+    es6-iterator "2"
+    es6-symbol "3"
+    event-emitter "~0.3.4"
+
+es6-symbol@3, es6-symbol@^3.0.2, es6-symbol@~3.1, es6-symbol@~3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/es6-symbol/-/es6-symbol-3.1.0.tgz#94481c655e7a7cad82eba832d97d5433496d7ffa"
   dependencies:
     d "~0.1.1"
     es5-ext "~0.10.11"
 
+es6-weak-map@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/es6-weak-map/-/es6-weak-map-2.0.1.tgz#0d2bbd8827eb5fb4ba8f97fbfea50d43db21ea81"
+  dependencies:
+    d "^0.1.1"
+    es5-ext "^0.10.8"
+    es6-iterator "2"
+    es6-symbol "3"
+
 escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
 
-escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2:
+escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
+escodegen@1.8.x:
+  version "1.8.1"
+  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.8.1.tgz#5a5b53af4693110bebb0867aa3430dd3b70a1018"
+  dependencies:
+    esprima "^2.7.1"
+    estraverse "^1.9.1"
+    esutils "^2.0.2"
+    optionator "^0.8.1"
+  optionalDependencies:
+    source-map "~0.2.0"
+
+escope@^3.6.0:
+  version "3.6.0"
+  resolved "https://registry.yarnpkg.com/escope/-/escope-3.6.0.tgz#e01975e812781a163a6dadfdd80398dc64c889c3"
+  dependencies:
+    es6-map "^0.1.3"
+    es6-weak-map "^2.0.1"
+    esrecurse "^4.1.0"
+    estraverse "^4.1.1"
+
+eslint-config-airbnb-base@^10.0.0:
+  version "10.0.1"
+  resolved "https://registry.yarnpkg.com/eslint-config-airbnb-base/-/eslint-config-airbnb-base-10.0.1.tgz#f17d4e52992c1d45d1b7713efbcd5ecd0e7e0506"
+
+eslint-config-airbnb@latest:
+  version "13.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-config-airbnb/-/eslint-config-airbnb-13.0.0.tgz#688d15d3c276c0c753ae538c92a44397d76ae46e"
+  dependencies:
+    eslint-config-airbnb-base "^10.0.0"
+
+eslint-import-resolver-node@^0.2.0:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/eslint-import-resolver-node/-/eslint-import-resolver-node-0.2.3.tgz#5add8106e8c928db2cba232bcd9efa846e3da16c"
+  dependencies:
+    debug "^2.2.0"
+    object-assign "^4.0.1"
+    resolve "^1.1.6"
+
+eslint-module-utils@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-module-utils/-/eslint-module-utils-2.0.0.tgz#a6f8c21d901358759cdc35dbac1982ae1ee58bce"
+  dependencies:
+    debug "2.2.0"
+    pkg-dir "^1.0.0"
+
+eslint-plugin-import@^2.1.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-import/-/eslint-plugin-import-2.2.0.tgz#72ba306fad305d67c4816348a4699a4229ac8b4e"
+  dependencies:
+    builtin-modules "^1.1.1"
+    contains-path "^0.1.0"
+    debug "^2.2.0"
+    doctrine "1.5.0"
+    eslint-import-resolver-node "^0.2.0"
+    eslint-module-utils "^2.0.0"
+    has "^1.0.1"
+    lodash.cond "^4.3.0"
+    minimatch "^3.0.3"
+    pkg-up "^1.0.0"
+
+eslint-plugin-jsx-a11y@^2.2.3:
+  version "2.2.3"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-jsx-a11y/-/eslint-plugin-jsx-a11y-2.2.3.tgz#4e35cb71b8a7db702ac415c806eb8e8d9ea6c65d"
+  dependencies:
+    damerau-levenshtein "^1.0.0"
+    jsx-ast-utils "^1.0.0"
+    object-assign "^4.0.1"
+
+eslint-plugin-react@^6.6.0:
+  version "6.8.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-6.8.0.tgz#741ab5438a094532e5ce1bbb935d6832356f492d"
+  dependencies:
+    doctrine "^1.2.2"
+    jsx-ast-utils "^1.3.4"
+
+eslint@^3.9.1:
+  version "3.12.2"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-3.12.2.tgz#6be5a9aa29658252abd7f91e9132bab1f26f3c34"
+  dependencies:
+    babel-code-frame "^6.16.0"
+    chalk "^1.1.3"
+    concat-stream "^1.4.6"
+    debug "^2.1.1"
+    doctrine "^1.2.2"
+    escope "^3.6.0"
+    espree "^3.3.1"
+    estraverse "^4.2.0"
+    esutils "^2.0.2"
+    file-entry-cache "^2.0.0"
+    glob "^7.0.3"
+    globals "^9.14.0"
+    ignore "^3.2.0"
+    imurmurhash "^0.1.4"
+    inquirer "^0.12.0"
+    is-my-json-valid "^2.10.0"
+    is-resolvable "^1.0.0"
+    js-yaml "^3.5.1"
+    json-stable-stringify "^1.0.0"
+    levn "^0.3.0"
+    lodash "^4.0.0"
+    mkdirp "^0.5.0"
+    natural-compare "^1.4.0"
+    optionator "^0.8.2"
+    path-is-inside "^1.0.1"
+    pluralize "^1.2.1"
+    progress "^1.1.8"
+    require-uncached "^1.0.2"
+    shelljs "^0.7.5"
+    strip-bom "^3.0.0"
+    strip-json-comments "~1.0.1"
+    table "^3.7.8"
+    text-table "~0.2.0"
+    user-home "^2.0.0"
+
+espree@^3.3.1:
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/espree/-/espree-3.3.2.tgz#dbf3fadeb4ecb4d4778303e50103b3d36c88b89c"
+  dependencies:
+    acorn "^4.0.1"
+    acorn-jsx "^3.0.0"
+
 esprima-fb@^15001.1.0-dev-harmony-fb:
   version "15001.1.0-dev-harmony-fb"
   resolved "https://registry.yarnpkg.com/esprima-fb/-/esprima-fb-15001.1.0-dev-harmony-fb.tgz#30a947303c6b8d5e955bee2b99b1d233206a6901"
 
+esprima@2.7.x, esprima@^2.6.0, esprima@^2.7.1:
+  version "2.7.3"
+  resolved "https://registry.yarnpkg.com/esprima/-/esprima-2.7.3.tgz#96e3b70d5779f6ad49cd032673d1c312767ba581"
+
 esprima@~3.1.0:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
 
+esrecurse@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/esrecurse/-/esrecurse-4.1.0.tgz#4713b6536adf7f2ac4f327d559e7756bff648220"
+  dependencies:
+    estraverse "~4.1.0"
+    object-assign "^4.0.1"
+
+estraverse@^1.9.1:
+  version "1.9.3"
+  resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-1.9.3.tgz#af67f2dc922582415950926091a4005d29c9bb44"
+
+estraverse@^4.1.1, estraverse@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.2.0.tgz#0dee3fed31fcd469618ce7342099fc1afa0bdb13"
+
+estraverse@~4.1.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.1.1.tgz#f6caca728933a850ef90661d0e17982ba47111a2"
+
 esutils@^2.0.0, esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
@@ -1451,6 +2023,13 @@ event-emitter@~0.2.2:
   dependencies:
     es5-ext "~0.9.2"
 
+event-emitter@~0.3.4:
+  version "0.3.4"
+  resolved "https://registry.yarnpkg.com/event-emitter/-/event-emitter-0.3.4.tgz#8d63ddfb4cfe1fae3b32ca265c4c720222080bb5"
+  dependencies:
+    d "~0.1.1"
+    es5-ext "~0.10.7"
+
 event-stream@~3.3.0:
   version "3.3.4"
   resolved "https://registry.yarnpkg.com/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
@@ -1475,6 +2054,10 @@ exenv@1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/exenv/-/exenv-1.2.0.tgz#3835f127abf075bfe082d0aed4484057c78e3c89"
 
+exit-hook@^1.0.0:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/exit-hook/-/exit-hook-1.1.1.tgz#f05ca233b48c05d54fff07765df8507e95c02ff8"
+
 expand-braces@^0.1.1:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/expand-braces/-/expand-braces-0.1.2.tgz#488b1d1d2451cb3d3a6b192cfc030f44c5855fea"
@@ -1502,17 +2085,13 @@ expand-range@^1.8.1:
   dependencies:
     fill-range "^2.1.0"
 
-expect@^1.20.2:
-  version "1.20.2"
-  resolved "https://registry.yarnpkg.com/expect/-/expect-1.20.2.tgz#d458fe4c56004036bae3232416a3f6361f04f965"
+expect@1.10.0:
+  version "1.10.0"
+  resolved "https://registry.yarnpkg.com/expect/-/expect-1.10.0.tgz#d69fe0afe369cb096682a8ca2684eb7363681e07"
   dependencies:
-    define-properties "~1.1.2"
-    has "^1.0.1"
-    is-equal "^1.5.1"
-    is-regex "^1.0.3"
-    object-inspect "^1.1.0"
-    object-keys "^1.0.9"
-    tmatch "^2.0.1"
+    deep-equal "^1.0.1"
+    is-regexp "^1.0.0"
+    object-inspect "^1.0.2"
 
 express@^4.13.3:
   version "4.14.0"
@@ -1545,7 +2124,7 @@ express@^4.13.3:
     utils-merge "1.0.0"
     vary "~1.1.0"
 
-extend@^3.0.0, extend@~3.0.0:
+extend@3, extend@^3.0.0, extend@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.0.tgz#5a474353b9f3353ddd8176dfd37b91c83a46f1d4"
 
@@ -1563,6 +2142,10 @@ eyes@0.1.x:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/eyes/-/eyes-0.1.8.tgz#62cf120234c683785d902348a800ef3e0cc20bc0"
 
+fast-levenshtein@~2.0.4:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
+
 fbjs@^0.8.1, fbjs@^0.8.4:
   version "0.8.8"
   resolved "https://registry.yarnpkg.com/fbjs/-/fbjs-0.8.8.tgz#02f1b6e0ea0d46c24e0b51a2d24df069563a5ad6"
@@ -1575,6 +2158,20 @@ fbjs@^0.8.1, fbjs@^0.8.4:
     setimmediate "^1.0.5"
     ua-parser-js "^0.7.9"
 
+figures@^1.3.5:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/figures/-/figures-1.7.0.tgz#cbe1e3affcf1cd44b80cadfed28dc793a9701d2e"
+  dependencies:
+    escape-string-regexp "^1.0.5"
+    object-assign "^4.1.0"
+
+file-entry-cache@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/file-entry-cache/-/file-entry-cache-2.0.0.tgz#c392990c3e684783d838b8c84a45d8a048458361"
+  dependencies:
+    flat-cache "^1.2.1"
+    object-assign "^4.0.1"
+
 filename-regex@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.0.tgz#996e3e80479b98b9897f15a8a58b3d084e926775"
@@ -1614,6 +2211,15 @@ find-up@^1.0.0:
     path-exists "^2.0.0"
     pinkie-promise "^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"
+  dependencies:
+    circular-json "^0.3.1"
+    del "^2.0.2"
+    graceful-fs "^4.1.2"
+    write "^0.2.1"
+
 for-in@^0.1.5:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-0.1.6.tgz#c9f96e89bfad18a545af5ec3ed352a1d9e5b4dc8"
@@ -1640,6 +2246,14 @@ form-data@~1.0.0-rc3, form-data@~1.0.0-rc4:
     combined-stream "^1.0.5"
     mime-types "^2.1.11"
 
+form-data@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.0.0.tgz#6f0aebadcc5da16c13e1ecc11137d85f9b883b25"
+  dependencies:
+    asynckit "^0.4.0"
+    combined-stream "^1.0.5"
+    mime-types "^2.1.11"
+
 form-data@~2.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.1.2.tgz#89c3534008b97eada4cbb157d58f6f5df025eae4"
@@ -1779,6 +2393,10 @@ generate-object-property@^1.1.0:
   dependencies:
     is-property "^1.0.0"
 
+get-stdin@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-4.0.1.tgz#b968c6b0a04384324902e8bf1a5df32579a450fe"
+
 getpass@^0.1.1:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/getpass/-/getpass-0.1.6.tgz#283ffd9fc1256840875311c1b60e8c40187110e6"
@@ -1842,7 +2460,7 @@ glob@7.0.5, glob@~7.0.0:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^5.0.15:
+glob@^5.0.14, glob@^5.0.15:
   version "5.0.15"
   resolved "https://registry.yarnpkg.com/glob/-/glob-5.0.15.tgz#1bc936b9e02f4a603fcc222ecf7633d30b8b93b1"
   dependencies:
@@ -1862,7 +2480,7 @@ glob@^6.0.0:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.0.3, glob@^7.0.5:
+glob@^7.0.0, glob@^7.0.3, glob@^7.0.5:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
   dependencies:
@@ -1884,11 +2502,22 @@ glob@~7.0.6:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-globals@^9.0.0:
+globals@^9.0.0, globals@^9.14.0:
   version "9.14.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-9.14.0.tgz#8859936af0038741263053b39d0e76ca241e4034"
 
-graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.1.9, graceful-fs@~4.1.3, graceful-fs@~4.1.6:
+globby@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/globby/-/globby-5.0.0.tgz#ebd84667ca0dbb330b99bcfc68eac2bc54370e0d"
+  dependencies:
+    array-union "^1.0.1"
+    arrify "^1.0.0"
+    glob "^7.0.3"
+    object-assign "^4.0.1"
+    pify "^2.0.0"
+    pinkie-promise "^2.0.0"
+
+graceful-fs@^4.1.0, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.1.9, graceful-fs@~4.1.3, graceful-fs@~4.1.6:
   version "4.1.11"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
 
@@ -1900,6 +2529,16 @@ growl@1.9.2:
   version "1.9.2"
   resolved "https://registry.yarnpkg.com/growl/-/growl-1.9.2.tgz#0ea7743715db8d8de2c5ede1775e1b45ac85c02f"
 
+handlebars@^4.0.1:
+  version "4.0.6"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.6.tgz#2ce4484850537f9c97a8026d5399b935c4ed4ed7"
+  dependencies:
+    async "^1.4.0"
+    optimist "^0.6.1"
+    source-map "^0.4.4"
+  optionalDependencies:
+    uglify-js "^2.6"
+
 har-validator@~2.0.6:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-2.0.6.tgz#cdcbc08188265ad119b6a5a7c8ab70eecfb5d27d"
@@ -1996,6 +2635,14 @@ https-browserify@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-0.0.1.tgz#3f91365cabe60b77ed0ebba24b454e3e09d95a82"
 
+https-proxy-agent@^1.0.0, https-proxy-agent@~1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-1.0.0.tgz#35f7da6c48ce4ddbfa264891ac593ee5ff8671e6"
+  dependencies:
+    agent-base "2"
+    debug "2"
+    extend "3"
+
 i@0.3.x:
   version "0.3.5"
   resolved "https://registry.yarnpkg.com/i/-/i-0.3.5.tgz#1d2b854158ec8169113c6cb7f6b6801e99e211d5"
@@ -2012,10 +2659,20 @@ iferr@^0.1.5, iferr@~0.1.5:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/iferr/-/iferr-0.1.5.tgz#c60eed69e6d8fdb6b3104a1fcbca1c192dc5b501"
 
-imurmurhash@*, imurmurhash@^0.1.4:
+ignore@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/ignore/-/ignore-3.2.0.tgz#8d88f03c3002a0ac52114db25d2c673b0bf1e435"
+
+imurmurhash@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/imurmurhash/-/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"
 
+indent-string@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/indent-string/-/indent-string-2.1.0.tgz#8e2d48348742121b4a8218b7a137e9a52049dc80"
+  dependencies:
+    repeating "^2.0.0"
+
 indexof@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/indexof/-/indexof-0.0.1.tgz#82dc336d232b9062179d05ab3293a66059fd435d"
@@ -2052,10 +2709,32 @@ init-package-json@~1.9.3, init-package-json@~1.9.4:
     validate-npm-package-license "^3.0.1"
     validate-npm-package-name "^2.0.1"
 
+inquirer@^0.12.0:
+  version "0.12.0"
+  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-0.12.0.tgz#1ef2bfd63504df0bc75785fff8c2c41df12f077e"
+  dependencies:
+    ansi-escapes "^1.1.0"
+    ansi-regex "^2.0.0"
+    chalk "^1.0.0"
+    cli-cursor "^1.0.1"
+    cli-width "^2.0.0"
+    figures "^1.3.5"
+    lodash "^4.3.0"
+    readline2 "^1.0.1"
+    run-async "^0.1.0"
+    rx-lite "^3.1.2"
+    string-width "^1.0.1"
+    strip-ansi "^3.0.0"
+    through "^2.3.6"
+
 interpret@^0.6.4:
   version "0.6.6"
   resolved "https://registry.yarnpkg.com/interpret/-/interpret-0.6.6.tgz#fecd7a18e7ce5ca6abfb953e1f86213a49f1625b"
 
+interpret@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/interpret/-/interpret-1.0.1.tgz#d579fb7f693b858004947af39fa0db49f795602c"
+
 invariant@^2.2.0:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/invariant/-/invariant-2.2.2.tgz#9e1f56ac0acdb6bf303306f338be3b204ae60360"
@@ -2070,22 +2749,12 @@ is-arrayish@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.2.1.tgz#77c99840527aa8ecb1a8ba697b80645a7a926a9d"
 
-is-arrow-function@^2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/is-arrow-function/-/is-arrow-function-2.0.3.tgz#29be2c2d8d9450852b8bbafb635ba7b8d8e87ec2"
-  dependencies:
-    is-callable "^1.0.4"
-
 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-boolean-object@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/is-boolean-object/-/is-boolean-object-1.0.0.tgz#98f8b28030684219a95f375cfbd88ce3405dff93"
-
 is-buffer@^1.0.2:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.4.tgz#cfc86ccd5dc5a52fa80489111c6920c457e2d98b"
@@ -2096,7 +2765,7 @@ is-builtin-module@^1.0.0:
   dependencies:
     builtin-modules "^1.0.0"
 
-is-callable@^1.0.4, is-callable@^1.1.1, is-callable@^1.1.3:
+is-callable@^1.1.1, is-callable@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.3.tgz#86eb75392805ddc33af71c92a0eedf74ee7604b2"
 
@@ -2114,22 +2783,6 @@ is-equal-shallow@^0.1.3:
   dependencies:
     is-primitive "^2.0.0"
 
-is-equal@^1.5.1:
-  version "1.5.3"
-  resolved "https://registry.yarnpkg.com/is-equal/-/is-equal-1.5.3.tgz#05b7fa3a1122cbc71c1ef41ce0142d5532013b29"
-  dependencies:
-    has "^1.0.1"
-    is-arrow-function "^2.0.3"
-    is-boolean-object "^1.0.0"
-    is-callable "^1.1.3"
-    is-date-object "^1.0.1"
-    is-generator-function "^1.0.3"
-    is-number-object "^1.0.3"
-    is-regex "^1.0.3"
-    is-string "^1.0.4"
-    is-symbol "^1.0.1"
-    object.entries "^1.0.3"
-
 is-extendable@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/is-extendable/-/is-extendable-0.1.1.tgz#62b110e289a471418e3ec36a617d472e301dfc89"
@@ -2150,9 +2803,9 @@ is-fullwidth-code-point@^1.0.0:
   dependencies:
     number-is-nan "^1.0.0"
 
-is-generator-function@^1.0.3:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/is-generator-function/-/is-generator-function-1.0.6.tgz#9e71653cd15fff341c79c4151460a131d31e9fc4"
+is-fullwidth-code-point@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz#a3b30a5c4f199183167aaab93beefae3ddfb654f"
 
 is-glob@^2.0.0, is-glob@^2.0.1:
   version "2.0.1"
@@ -2160,7 +2813,7 @@ is-glob@^2.0.0, is-glob@^2.0.1:
   dependencies:
     is-extglob "^1.0.0"
 
-is-my-json-valid@^2.12.4:
+is-my-json-valid@^2.10.0, is-my-json-valid@^2.12.4:
   version "2.15.0"
   resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.15.0.tgz#936edda3ca3c211fd98f3b2d3e08da43f7b2915b"
   dependencies:
@@ -2169,10 +2822,6 @@ is-my-json-valid@^2.12.4:
     jsonpointer "^4.0.0"
     xtend "^4.0.0"
 
-is-number-object@^1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/is-number-object/-/is-number-object-1.0.3.tgz#f265ab89a9f445034ef6aff15a8f00b00f551799"
-
 is-number@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-0.1.1.tgz#69a7af116963d47206ec9bd9b48a14216f1e3806"
@@ -2183,6 +2832,22 @@ is-number@^2.0.2, is-number@^2.1.0:
   dependencies:
     kind-of "^3.0.2"
 
+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"
+
+is-path-in-cwd@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-path-in-cwd/-/is-path-in-cwd-1.0.0.tgz#6477582b8214d602346094567003be8a9eac04dc"
+  dependencies:
+    is-path-inside "^1.0.0"
+
+is-path-inside@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-path-inside/-/is-path-inside-1.0.0.tgz#fc06e5a1683fbda13de667aff717bbc10a48f37f"
+  dependencies:
+    path-is-inside "^1.0.1"
+
 is-posix-bracket@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/is-posix-bracket/-/is-posix-bracket-0.1.1.tgz#3334dc79774368e92f016e6fbc0a88f5cd6e6bc4"
@@ -2199,14 +2864,20 @@ is-regex@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.0.3.tgz#0d55182bddf9f2fde278220aec3a75642c908637"
 
+is-regexp@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-regexp/-/is-regexp-1.0.0.tgz#fd2d883545c46bac5a633e7b9a09e87fa2cb5069"
+
+is-resolvable@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.0.0.tgz#8df57c61ea2e3c501408d100fb013cf8d6e0cc62"
+  dependencies:
+    tryit "^1.0.1"
+
 is-stream@^1.0.1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
 
-is-string@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/is-string/-/is-string-1.0.4.tgz#cc3a9b69857d621e963725a24caeec873b826e64"
-
 is-symbol@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.1.tgz#3cc59f00025194b6ab2e38dbae6689256b660572"
@@ -2252,6 +2923,33 @@ isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
+istanbul-instrumenter-loader@0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/istanbul-instrumenter-loader/-/istanbul-instrumenter-loader-0.2.0.tgz#643e4e5e4e8f9466863a29a977d283ab372c019c"
+  dependencies:
+    istanbul "0.x.x"
+    loader-utils "0.x.x"
+    object-assign "4.x.x"
+
+istanbul@0.x.x, istanbul@^0.4.0:
+  version "0.4.5"
+  resolved "https://registry.yarnpkg.com/istanbul/-/istanbul-0.4.5.tgz#65c7d73d4c4da84d4f3ac310b918fb0b8033733b"
+  dependencies:
+    abbrev "1.0.x"
+    async "1.x"
+    escodegen "1.8.x"
+    esprima "2.7.x"
+    glob "^5.0.15"
+    handlebars "^4.0.1"
+    js-yaml "3.x"
+    mkdirp "0.5.x"
+    nopt "3.x"
+    once "1.x"
+    resolve "1.1.x"
+    supports-color "^3.1.0"
+    which "^1.1.1"
+    wordwrap "^1.0.0"
+
 jju@^1.1.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/jju/-/jju-1.3.0.tgz#dadd9ef01924bc728b03f2f7979bdbd62f7a2aaa"
@@ -2266,6 +2964,13 @@ js-tokens@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-2.0.0.tgz#79903f5563ee778cc1162e6dcf1a0027c97f9cb5"
 
+js-yaml@3.6.1, js-yaml@3.x, js-yaml@^3.5.1:
+  version "3.6.1"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.6.1.tgz#6e5fe67d8b205ce4d22fad05b7781e8dadcc4b30"
+  dependencies:
+    argparse "^1.0.7"
+    esprima "^2.6.0"
+
 jsbn@~0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.0.tgz#650987da0dd74f4ebf5a11377a2aa2d273e97dfd"
@@ -2288,6 +2993,12 @@ json-schema@0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/json-schema/-/json-schema-0.2.3.tgz#b480c892e59a2f05954ce727bd3f2a4e882f9e13"
 
+json-stable-stringify@^1.0.0, json-stable-stringify@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz#9a759d39c5f2ff503fd5300646ed445f88c4f9af"
+  dependencies:
+    jsonify "~0.0.0"
+
 json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
@@ -2336,6 +3047,13 @@ jstransform@^11.0.3:
     object-assign "^2.0.0"
     source-map "^0.4.2"
 
+jsx-ast-utils@^1.0.0, jsx-ast-utils@^1.3.4:
+  version "1.3.5"
+  resolved "https://registry.yarnpkg.com/jsx-ast-utils/-/jsx-ast-utils-1.3.5.tgz#9ba6297198d9f754594d62e59496ffb923778dd4"
+  dependencies:
+    acorn-jsx "^3.0.1"
+    object-assign "^4.1.0"
+
 karma-chrome-launcher@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/karma-chrome-launcher/-/karma-chrome-launcher-2.0.0.tgz#c2790c5a32b15577d0fff5a4d5a2703b3b439c25"
@@ -2349,6 +3067,16 @@ karma-cli@1.0.1:
   dependencies:
     resolve "^1.1.6"
 
+karma-coverage@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/karma-coverage/-/karma-coverage-1.1.1.tgz#5aff8b39cf6994dc22de4c84362c76001b637cf6"
+  dependencies:
+    dateformat "^1.0.6"
+    istanbul "^0.4.0"
+    lodash "^3.8.0"
+    minimatch "^3.0.0"
+    source-map "^0.5.1"
+
 karma-firefox-launcher@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/karma-firefox-launcher/-/karma-firefox-launcher-1.0.0.tgz#e08af3ce42e39860c2952ea7b7eaa64d63508bdc"
@@ -2365,6 +3093,15 @@ karma-mocha@^1.3.0:
   dependencies:
     minimist "1.2.0"
 
+karma-sauce-launcher@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/karma-sauce-launcher/-/karma-sauce-launcher-1.1.0.tgz#3d083cf5659d6736ab97bcee5d8acd86ad522212"
+  dependencies:
+    q "^1.4.1"
+    sauce-connect-launcher "^0.17.0"
+    saucelabs "^1.3.0"
+    wd "^1.0.0"
+
 karma-sourcemap-loader@^0.3.7:
   version "0.3.7"
   resolved "https://registry.yarnpkg.com/karma-sourcemap-loader/-/karma-sourcemap-loader-0.3.7.tgz#91322c77f8f13d46fed062b042e1009d4c4505d8"
@@ -2428,6 +3165,23 @@ lazy-cache@^1.0.3:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/lazy-cache/-/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
 
+lazystream@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/lazystream/-/lazystream-1.0.0.tgz#f6995fe0f820392f61396be89462407bb77168e4"
+  dependencies:
+    readable-stream "^2.0.5"
+
+lcov-parse@0.0.10:
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/lcov-parse/-/lcov-parse-0.0.10.tgz#1b0b8ff9ac9c7889250582b70b71315d9da6d9a3"
+
+levn@^0.3.0, levn@~0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
+  dependencies:
+    prelude-ls "~1.1.2"
+    type-check "~0.3.2"
+
 load-json-file@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/load-json-file/-/load-json-file-1.1.0.tgz#956905708d58b4bab4c2261b04f59f31c99374c0"
@@ -2438,7 +3192,7 @@ load-json-file@^1.0.0:
     pinkie-promise "^2.0.0"
     strip-bom "^2.0.0"
 
-loader-utils@^0.2.11, loader-utils@^0.2.5:
+loader-utils@0.x.x, loader-utils@^0.2.11, loader-utils@^0.2.5:
   version "0.2.16"
   resolved "https://registry.yarnpkg.com/loader-utils/-/loader-utils-0.2.16.tgz#f08632066ed8282835dff88dfb52704765adee6d"
   dependencies:
@@ -2480,10 +3234,6 @@ lodash._baseflatten@~4.1.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash._baseflatten/-/lodash._baseflatten-4.1.1.tgz#5c87403b88f3687a88d26424faadf3aa054aab0d"
 
-lodash._baseindexof@*:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/lodash._baseindexof/-/lodash._baseindexof-3.1.0.tgz#fe52b53a1c6761e42618d654e4a25789ed61822c"
-
 lodash._baseuniq@~4.4.0:
   version "4.4.0"
   resolved "https://registry.yarnpkg.com/lodash._baseuniq/-/lodash._baseuniq-4.4.0.tgz#a445294347a2f5311f585fe3225644530b9b8fae"
@@ -2498,25 +3248,11 @@ lodash._baseuniq@~4.5.0:
     lodash._createset "~4.0.0"
     lodash._setcache "~4.1.0"
 
-lodash._bindcallback@*:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/lodash._bindcallback/-/lodash._bindcallback-3.0.1.tgz#e531c27644cf8b57a99e17ed95b35c748789392e"
-
-lodash._cacheindexof@*:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/lodash._cacheindexof/-/lodash._cacheindexof-3.0.2.tgz#3dc69ac82498d2ee5e3ce56091bafd2adc7bde92"
-
-lodash._createcache@*:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/lodash._createcache/-/lodash._createcache-3.1.2.tgz#56d6a064017625e79ebca6b8018e17440bdcf093"
-  dependencies:
-    lodash._getnative "^3.0.0"
-
 lodash._createset@~4.0.0:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/lodash._createset/-/lodash._createset-4.0.3.tgz#0f4659fbb09d75194fa9e2b88a6644d363c9fe26"
 
-lodash._getnative@*, lodash._getnative@^3.0.0:
+lodash._getnative@^3.0.0:
   version "3.9.1"
   resolved "https://registry.yarnpkg.com/lodash._getnative/-/lodash._getnative-3.9.1.tgz#570bc7dede46d61cdcde687d65d3eecbaa3aaff5"
 
@@ -2542,6 +3278,10 @@ lodash.clonedeep@~4.3.0:
   dependencies:
     lodash._baseclone "~4.5.0"
 
+lodash.cond@^4.3.0:
+  version "4.5.2"
+  resolved "https://registry.yarnpkg.com/lodash.cond/-/lodash.cond-4.5.2.tgz#f471a1da486be60f6ab955d17115523dd1d255d5"
+
 lodash.create@3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/lodash.create/-/lodash.create-3.1.1.tgz#d7f2849f0dbda7e04682bb8cd72ab022461debe7"
@@ -2586,14 +3326,14 @@ lodash.padstart@^4.1.0:
   version "4.6.1"
   resolved "https://registry.yarnpkg.com/lodash.padstart/-/lodash.padstart-4.6.1.tgz#d2e3eebff0d9d39ad50f5cbd1b52a7bce6bb611b"
 
+lodash.pickby@^4.6.0:
+  version "4.6.0"
+  resolved "https://registry.yarnpkg.com/lodash.pickby/-/lodash.pickby-4.6.0.tgz#7dea21d8c18d7703a27c704c15d3b84a67e33aff"
+
 lodash.rest@^4.0.0:
   version "4.0.5"
   resolved "https://registry.yarnpkg.com/lodash.rest/-/lodash.rest-4.0.5.tgz#954ef75049262038c96d1fc98b28fdaf9f0772aa"
 
-lodash.restparam@*:
-  version "3.6.1"
-  resolved "https://registry.yarnpkg.com/lodash.restparam/-/lodash.restparam-3.6.1.tgz#936a4e309ef330a7645ed4145986c85ae5b20805"
-
 lodash.union@~4.2.0:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/lodash.union/-/lodash.union-4.2.1.tgz#6871017b9b1ff71952c1e2bb2e25b1046a7e2842"
@@ -2615,18 +3355,26 @@ lodash.without@~4.1.0:
     lodash._basedifference "~4.4.0"
     lodash.rest "^4.0.0"
 
+lodash@3.10.1, lodash@^3.8.0:
+  version "3.10.1"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
+
+lodash@4.16.2:
+  version "4.16.2"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.16.2.tgz#3e626db827048a699281a8a125226326cfc0e652"
+
 lodash@4.5.1:
   version "4.5.1"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.5.1.tgz#80e8a074ca5f3893a6b1c10b2a636492d710c316"
 
-lodash@^3.8.0:
-  version "3.10.1"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
-
-lodash@^4.14.0, lodash@^4.2.0, lodash@^4.5.0:
+lodash@^4.0.0, lodash@^4.14.0, lodash@^4.2.0, lodash@^4.3.0, lodash@^4.5.0, lodash@^4.8.0:
   version "4.17.3"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.3.tgz#557ed7d2a9438cac5fd5a43043ca60cb455e01f7"
 
+log-driver@1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/log-driver/-/log-driver-1.2.5.tgz#7ae4ec257302fd790d557cb10c97100d857b0056"
+
 log4js@^0.6.31:
   version "0.6.38"
   resolved "https://registry.yarnpkg.com/log4js/-/log4js-0.6.38.tgz#2c494116695d6fb25480943d3fc872e662a522fd"
@@ -2648,6 +3396,13 @@ loose-envify@^1.0.0, loose-envify@^1.1.0:
   dependencies:
     js-tokens "^2.0.0"
 
+loud-rejection@^1.0.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/loud-rejection/-/loud-rejection-1.6.0.tgz#5b46f80147edee578870f086d04821cf998e551f"
+  dependencies:
+    currently-unhandled "^0.4.1"
+    signal-exit "^3.0.0"
+
 lru-cache@2, lru-cache@2.2.x:
   version "2.2.4"
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-2.2.4.tgz#6c658619becf14031d0d0b594b16042ce4dc063d"
@@ -2659,6 +3414,10 @@ lru-cache@^4.0.1, lru-cache@~4.0.1:
     pseudomap "^1.0.1"
     yallist "^2.0.0"
 
+map-obj@^1.0.0, map-obj@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/map-obj/-/map-obj-1.0.1.tgz#d933ceb9205d82bdcf4886f6742bdc2b4dea146d"
+
 map-stream@~0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/map-stream/-/map-stream-0.1.0.tgz#e56aa94c4c8055a16404a0674b78f215f7c8e194"
@@ -2693,6 +3452,21 @@ memory-fs@~0.4.1:
     errno "^0.1.3"
     readable-stream "^2.0.1"
 
+meow@^3.3.0:
+  version "3.7.0"
+  resolved "https://registry.yarnpkg.com/meow/-/meow-3.7.0.tgz#72cb668b425228290abbfa856892587308a801fb"
+  dependencies:
+    camelcase-keys "^2.0.0"
+    decamelize "^1.1.2"
+    loud-rejection "^1.0.0"
+    map-obj "^1.0.1"
+    minimist "^1.1.3"
+    normalize-package-data "^2.3.4"
+    object-assign "^4.0.1"
+    read-pkg-up "^1.0.1"
+    redent "^1.0.0"
+    trim-newlines "^1.0.0"
+
 merge-descriptors@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/merge-descriptors/-/merge-descriptors-1.0.1.tgz#b00aaa556dd8b44568150ec9d1b953f3f90cbb61"
@@ -2750,7 +3524,7 @@ minimatch@1:
     lru-cache "2"
     sigmund "~1.0.0"
 
-"minimatch@2 || 3", minimatch@^3.0.0, minimatch@^3.0.2, minimatch@~3.0.3:
+"minimatch@2 || 3", minimatch@^3.0.0, minimatch@^3.0.2, minimatch@^3.0.3, minimatch@~3.0.3:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.3.tgz#2a4e4090b96b2db06a9d7df01055a62a77c9b774"
   dependencies:
@@ -2766,11 +3540,11 @@ 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@1.2.0, minimist@^1.2.0:
+minimist@1.2.0, minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
-mkdirp@0.5.1, mkdirp@0.x.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@~0.5.1:
+mkdirp@0.5.1, mkdirp@0.5.x, mkdirp@0.x.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, 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:
@@ -2800,14 +3574,22 @@ ms@0.7.2:
   version "0.7.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.2.tgz#ae25cf2512b3885a1d95d7f037868d8431124765"
 
-mute-stream@~0.0.4:
-  version "0.0.6"
-  resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.6.tgz#48962b19e169fd1dfc240b3f1e7317627bbc47db"
+mute-stream@0.0.5, mute-stream@~0.0.4:
+  version "0.0.5"
+  resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.5.tgz#8fbfabb0a98a253d3184331f9e8deb7372fac6c0"
 
 nan@^2.3.0:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.5.0.tgz#aa8f1e34531d807e9e27755b234b4a6ec0c152a8"
 
+native-promise-only@^0.8.1:
+  version "0.8.1"
+  resolved "https://registry.yarnpkg.com/native-promise-only/-/native-promise-only-0.8.1.tgz#20a318c30cb45f71fe7adfbf7b21c99c1472ef11"
+
+natural-compare@^1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
+
 ncp@0.4.x:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/ncp/-/ncp-0.4.2.tgz#abcc6cbd3ec2ed2a729ff6e7c1fa8f01784a8574"
@@ -2915,7 +3697,7 @@ node-uuid@~1.4.7:
   version "1.4.7"
   resolved "https://registry.yarnpkg.com/node-uuid/-/node-uuid-1.4.7.tgz#6da5a17668c4b3dd59623bda11cf7fa4c1f60a6f"
 
-"nopt@2 || 3", nopt@~3.0.6:
+"nopt@2 || 3", nopt@3.x, nopt@~3.0.6:
   version "3.0.6"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-3.0.6.tgz#c6465dbf08abcd4db359317f79ac68a646b28ff9"
   dependencies:
@@ -2925,7 +3707,7 @@ normalize-git-url@~3.0.1, normalize-git-url@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/normalize-git-url/-/normalize-git-url-3.0.2.tgz#8e5f14be0bdaedb73e07200310aa416c27350fc4"
 
-normalize-package-data@^2.0.0, normalize-package-data@^2.3.2, "normalize-package-data@~1.0.1 || ^2.0.0", normalize-package-data@~2.3.5:
+normalize-package-data@^2.0.0, normalize-package-data@^2.3.2, normalize-package-data@^2.3.4, "normalize-package-data@~1.0.1 || ^2.0.0", normalize-package-data@~2.3.5:
   version "2.3.5"
   resolved "https://registry.yarnpkg.com/normalize-package-data/-/normalize-package-data-2.3.5.tgz#8d924f142960e1777e7ffe170543631cc7cb02df"
   dependencies:
@@ -2934,7 +3716,7 @@ normalize-package-data@^2.0.0, normalize-package-data@^2.3.2, "normalize-package
     semver "2 || 3 || 4 || 5"
     validate-npm-package-license "^3.0.1"
 
-normalize-path@^2.0.1:
+normalize-path@^2.0.0, normalize-path@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-2.0.1.tgz#47886ac1662760d4261b7d979d241709d3ce3f7a"
 
@@ -3204,35 +3986,26 @@ oauth-sign@~0.8.0, oauth-sign@~0.8.1:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.8.2.tgz#46a6ab7f0aead8deae9ec0565780b7d4efeb9d43"
 
+object-assign@4.x.x, object-assign@^4.0.1, object-assign@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.0.tgz#7a3b3d0e98063d43f4c03f2e8ae6cd51a86883a0"
+
 object-assign@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-2.1.1.tgz#43c36e5d569ff8e4816c4efa8be02d26967c18aa"
 
-object-assign@^4.0.1, object-assign@^4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.0.tgz#7a3b3d0e98063d43f4c03f2e8ae6cd51a86883a0"
-
 object-component@0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/object-component/-/object-component-0.0.3.tgz#f0c69aa50efc95b866c186f400a33769cb2f1291"
 
-object-inspect@^1.1.0:
+object-inspect@^1.0.2:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.2.1.tgz#3b62226eb8f6d441751c7d8f22a20ff80ac9dc3f"
 
-object-keys@^1.0.8, object-keys@^1.0.9:
+object-keys@^1.0.8:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
 
-object.entries@^1.0.3:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/object.entries/-/object.entries-1.0.4.tgz#1bf9a4dd2288f5b33f3a993d257661f05d161a5f"
-  dependencies:
-    define-properties "^1.1.2"
-    es-abstract "^1.6.1"
-    function-bind "^1.1.0"
-    has "^1.0.1"
-
 object.omit@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/object.omit/-/object.omit-2.0.1.tgz#1a9c744829f39dbb858c76ca3579ae2a54ebd1fa"
@@ -3246,18 +4019,22 @@ on-finished@~2.3.0:
   dependencies:
     ee-first "1.1.1"
 
-once@^1.3.0, once@^1.3.3, once@~1.4.0:
+once@1.x, 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:
     wrappy "1"
 
-once@~1.3.3:
+once@~1.3.0, once@~1.3.3:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/once/-/once-1.3.3.tgz#b2e261557ce4c314ec8304f3fa82663e4297ca20"
   dependencies:
     wrappy "1"
 
+onetime@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
+
 opener@~1.4.1:
   version "1.4.2"
   resolved "https://registry.yarnpkg.com/opener/-/opener-1.4.2.tgz#b32582080042af8680c389a499175b4c54fff523"
@@ -3269,6 +4046,17 @@ optimist@0.6.1, optimist@^0.6.1, optimist@~0.6.0:
     minimist "~0.0.1"
     wordwrap "~0.0.2"
 
+optionator@^0.8.1, optionator@^0.8.2:
+  version "0.8.2"
+  resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
+  dependencies:
+    deep-is "~0.1.3"
+    fast-levenshtein "~2.0.4"
+    levn "~0.3.0"
+    prelude-ls "~1.1.2"
+    type-check "~0.3.2"
+    wordwrap "~1.0.0"
+
 options@>=0.0.5:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/options/-/options-0.0.6.tgz#ec22d312806bb53e731773e7cdaefcf1c643128f"
@@ -3379,6 +4167,12 @@ path-to-regexp@0.1.7:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-0.1.7.tgz#df604178005f522f15eb4490e7247a1bfaa67f8c"
 
+path-to-regexp@^1.7.0:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-1.7.0.tgz#59fde0f435badacba103a84e9d3bc64e96b9937d"
+  dependencies:
+    isarray "0.0.1"
+
 path-type@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/path-type/-/path-type-1.1.0.tgz#59c44f7ee491da704da415da5a4070ba4f8fe441"
@@ -3417,6 +4211,12 @@ pkg-dir@^1.0.0:
   dependencies:
     find-up "^1.0.0"
 
+pkg-up@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/pkg-up/-/pkg-up-1.0.0.tgz#3e08fb461525c4421624a33b9f7e6d0af5b05a26"
+  dependencies:
+    find-up "^1.0.0"
+
 pkginfo@0.2.x:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/pkginfo/-/pkginfo-0.2.3.tgz#7239c42a5ef6c30b8f328439d9b9ff71042490f8"
@@ -3425,6 +4225,14 @@ pkginfo@0.x.x:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/pkginfo/-/pkginfo-0.4.0.tgz#349dbb7ffd38081fcadc0853df687f0c7744cd65"
 
+pluralize@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-1.2.1.tgz#d1a21483fd22bb41e58a12fa3421823140897c45"
+
+prelude-ls@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
+
 preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
@@ -3441,6 +4249,10 @@ process@^0.11.0:
   version "0.11.9"
   resolved "https://registry.yarnpkg.com/process/-/process-0.11.9.tgz#7bd5ad21aa6253e7da8682264f1e11d11c0318c1"
 
+progress@^1.1.8:
+  version "1.1.8"
+  resolved "https://registry.yarnpkg.com/progress/-/progress-1.1.8.tgz#e260c78f6161cdd9b0e56cc3e0a85de17c7a57be"
+
 promise@^7.1.1:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/promise/-/promise-7.1.1.tgz#489654c692616b8aa55b0724fa809bb7db49c5bf"
@@ -3496,7 +4308,7 @@ punycode@^1.2.4, punycode@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
 
-q@1.4.1, q@^1.1.2:
+q@1.4.1, q@^1.1.2, q@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/q/-/q-1.4.1.tgz#55705bcd93c5f3673530c2c2cbc0c2b3addc286e"
 
@@ -3632,7 +4444,7 @@ read@1, read@1.0.x, read@~1.0.1, read@~1.0.7:
   dependencies:
     mute-stream "~0.0.4"
 
-"readable-stream@1 || 2", "readable-stream@^2.0.0 || ^1.1.13", readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.1.0, readable-stream@^2.2.2:
+"readable-stream@1 || 2", readable-stream@^2.0.0, "readable-stream@^2.0.0 || ^1.1.13", readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.1.0, readable-stream@^2.2.2:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.2.2.tgz#a9e6fec3c7dda85f8bb1b3ba7028604556fc825e"
   dependencies:
@@ -3676,7 +4488,7 @@ readable-stream@~2.1.4, readable-stream@~2.1.5:
     string_decoder "~0.10.x"
     util-deprecate "~1.0.1"
 
-readdir-scoped-modules@*, readdir-scoped-modules@^1.0.0:
+readdir-scoped-modules@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/readdir-scoped-modules/-/readdir-scoped-modules-1.0.2.tgz#9fafa37d286be5d92cbaebdee030dc9b5f406747"
   dependencies:
@@ -3694,6 +4506,14 @@ readdirp@^2.0.0:
     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"
+  dependencies:
+    code-point-at "^1.0.0"
+    is-fullwidth-code-point "^1.0.0"
+    mute-stream "0.0.5"
+
 realize-package-specifier@~3.0.1:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/realize-package-specifier/-/realize-package-specifier-3.0.3.tgz#d0def882952b8de3f67eba5e91199661271f41f4"
@@ -3710,6 +4530,19 @@ recast@^0.11.17:
     private "~0.1.5"
     source-map "~0.5.0"
 
+rechoir@^0.6.2:
+  version "0.6.2"
+  resolved "https://registry.yarnpkg.com/rechoir/-/rechoir-0.6.2.tgz#85204b54dba82d5742e28c96756ef43af50e3384"
+  dependencies:
+    resolve "^1.1.6"
+
+redent@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/redent/-/redent-1.0.0.tgz#cf916ab1fd5f1f16dfb20822dd6ec7f730c2afde"
+  dependencies:
+    indent-string "^2.1.0"
+    strip-indent "^1.0.1"
+
 regenerate@^1.2.1:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/regenerate/-/regenerate-1.3.2.tgz#d1941c67bad437e1be76433add5b385f95b19260"
@@ -3769,9 +4602,9 @@ repeating@^2.0.0:
   dependencies:
     is-finite "^1.0.0"
 
-request@2, request@^2.47.0, request@^2.74.0, request@~2.74.0:
-  version "2.74.0"
-  resolved "https://registry.yarnpkg.com/request/-/request-2.74.0.tgz#7693ca768bbb0ea5c8ce08c084a45efa05b892ab"
+request@2, request@2.75.0, request@^2.47.0, request@^2.74.0:
+  version "2.75.0"
+  resolved "https://registry.yarnpkg.com/request/-/request-2.75.0.tgz#d2b8268a286da13eaa5d01adf5d18cc90f657d93"
   dependencies:
     aws-sign2 "~0.6.0"
     aws4 "^1.2.1"
@@ -3780,7 +4613,7 @@ request@2, request@^2.47.0, request@^2.74.0, request@~2.74.0:
     combined-stream "~1.0.5"
     extend "~3.0.0"
     forever-agent "~0.6.1"
-    form-data "~1.0.0-rc4"
+    form-data "~2.0.0"
     har-validator "~2.0.6"
     hawk "~3.1.3"
     http-signature "~1.1.0"
@@ -3850,14 +4683,62 @@ request@~2.69.0:
     tough-cookie "~2.2.0"
     tunnel-agent "~0.4.1"
 
+request@~2.74.0:
+  version "2.74.0"
+  resolved "https://registry.yarnpkg.com/request/-/request-2.74.0.tgz#7693ca768bbb0ea5c8ce08c084a45efa05b892ab"
+  dependencies:
+    aws-sign2 "~0.6.0"
+    aws4 "^1.2.1"
+    bl "~1.1.2"
+    caseless "~0.11.0"
+    combined-stream "~1.0.5"
+    extend "~3.0.0"
+    forever-agent "~0.6.1"
+    form-data "~1.0.0-rc4"
+    har-validator "~2.0.6"
+    hawk "~3.1.3"
+    http-signature "~1.1.0"
+    is-typedarray "~1.0.0"
+    isstream "~0.1.2"
+    json-stringify-safe "~5.0.1"
+    mime-types "~2.1.7"
+    node-uuid "~1.4.7"
+    oauth-sign "~0.8.1"
+    qs "~6.2.0"
+    stringstream "~0.0.4"
+    tough-cookie "~2.3.0"
+    tunnel-agent "~0.4.1"
+
+require-uncached@^1.0.2:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/require-uncached/-/require-uncached-1.0.3.tgz#4e0d56d6c9662fd31e43011c4b95aa49955421d3"
+  dependencies:
+    caller-path "^0.1.0"
+    resolve-from "^1.0.0"
+
 requires-port@1.x.x:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
 
+resolve-from@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-1.0.1.tgz#26cbfe935d1aeeeabb29bc3fe5aeb01e93d44226"
+
+resolve@1.1.x:
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
+
 resolve@^1.1.6:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.2.0.tgz#9589c3f2f6149d1417a40becc1663db6ec6bc26c"
 
+restore-cursor@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/restore-cursor/-/restore-cursor-1.0.1.tgz#34661f46886327fed2991479152252df92daa541"
+  dependencies:
+    exit-hook "^1.0.0"
+    onetime "^1.0.0"
+
 retry@^0.10.0, retry@~0.10.0:
   version "0.10.1"
   resolved "https://registry.yarnpkg.com/retry/-/retry-0.10.1.tgz#e76388d217992c252750241d3d3956fed98d8ff4"
@@ -3900,10 +4781,26 @@ rimraf@2, rimraf@2.x.x, rimraf@^2.2.8, rimraf@^2.3.3, rimraf@^2.5.2, rimraf@^2.5
   dependencies:
     glob "^7.0.5"
 
+rimraf@2.4.3:
+  version "2.4.3"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.4.3.tgz#e5b51c9437a4c582adb955e9f28cf8d945e272af"
+  dependencies:
+    glob "^5.0.14"
+
 ripemd160@0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/ripemd160/-/ripemd160-0.2.0.tgz#2bf198bde167cacfa51c0a928e84b68bbe171fce"
 
+run-async@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/run-async/-/run-async-0.1.0.tgz#c8ad4a5e110661e402a7d21b530e009f25f8e389"
+  dependencies:
+    once "^1.3.0"
+
+rx-lite@^3.1.2:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-3.1.2.tgz#19ce502ca572665f3b647b10939f97fd1615f102"
+
 samsam@^1.1.3:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.2.1.tgz#edd39093a3184370cb859243b2bdf255e7d8ea67"
@@ -3912,6 +4809,22 @@ samsam@~1.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.1.3.tgz#9f5087419b4d091f232571e7fa52e90b0f552621"
 
+sauce-connect-launcher@^0.17.0:
+  version "0.17.0"
+  resolved "https://registry.yarnpkg.com/sauce-connect-launcher/-/sauce-connect-launcher-0.17.0.tgz#908d9311ecaf17dd9b4647a1435fd4a2072e80ce"
+  dependencies:
+    adm-zip "~0.4.3"
+    async "1.4.0"
+    https-proxy-agent "~1.0.0"
+    lodash "3.10.1"
+    rimraf "2.4.3"
+
+saucelabs@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/saucelabs/-/saucelabs-1.3.0.tgz#d240e8009df7fa87306ec4578a69ba3b5c424fee"
+  dependencies:
+    https-proxy-agent "^1.0.0"
+
 "semver@2 >=2.2.1 || 3.x || 4 || 5", "semver@2 || 3 || 4 || 5", "semver@2.x || 3.x || 4 || 5", "semver@4 || 5", semver@5.1.0, "semver@^2.3.0 || 3.x || 4 || 5", semver@~5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.1.0.tgz#85f2cf8550465c4df000cf7d86f6b054106ab9e5"
@@ -3920,6 +4833,10 @@ semver@^4.1.0, semver@~4.3.3:
   version "4.3.6"
   resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
 
+semver@~5.0.1:
+  version "5.0.3"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.0.3.tgz#77466de589cd5d3c95f138aa78bc569a3cb5d27a"
+
 semver@~5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
@@ -3999,6 +4916,14 @@ shell-quote@^1.6.1:
     array-reduce "~0.0.0"
     jsonify "~0.0.0"
 
+shelljs@^0.7.5:
+  version "0.7.5"
+  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.7.5.tgz#2eef7a50a21e1ccf37da00df767ec69e30ad0675"
+  dependencies:
+    glob "^7.0.0"
+    interpret "^1.0.0"
+    rechoir "^0.6.2"
+
 sigmund@~1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/sigmund/-/sigmund-1.0.1.tgz#3ff21f198cad2175f9f3b781853fd94d0d19b590"
@@ -4008,18 +4933,26 @@ signal-exit@^3.0.0:
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
 
 sinon@next:
-  version "2.0.0-pre.4"
-  resolved "https://registry.yarnpkg.com/sinon/-/sinon-2.0.0-pre.4.tgz#f29fbcca8d2fa73b633a3b0c0e4e3c78f2360c2c"
+  version "2.0.0-pre.5"
+  resolved "https://registry.yarnpkg.com/sinon/-/sinon-2.0.0-pre.5.tgz#d87357f93ba0404c89b9d50e29e4681382f766d6"
   dependencies:
+    colors "^1.1.2"
+    diff "^3.1.0"
     formatio "1.1.1"
     lolex "^1.4.0"
+    native-promise-only "^0.8.1"
+    path-to-regexp "^1.7.0"
     samsam "^1.1.3"
-    text-encoding "0.5.2"
+    text-encoding "0.6.2"
 
 slash@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/slash/-/slash-1.0.0.tgz#c41f2f6c39fc16d1cd17ad4b5d896114ae470d55"
 
+slice-ansi@0.0.4:
+  version "0.0.4"
+  resolved "https://registry.yarnpkg.com/slice-ansi/-/slice-ansi-0.0.4.tgz#edbf8903f66f7ce2f8eafd6ceed65e264c831b35"
+
 slide@^1.1.3, slide@^1.1.5, slide@~1.1.3, slide@~1.1.6:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/slide/-/slide-1.1.6.tgz#56eb027d65b4d2dce6cb2e2d32c4d4afc9e1d707"
@@ -4139,16 +5072,22 @@ source-map@^0.1.41:
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@^0.4.2, source-map@~0.4.1:
+source-map@^0.4.2, source-map@^0.4.4, source-map@~0.4.1:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@^0.5.0, source-map@^0.5.3, source-map@~0.5.0, source-map@~0.5.1:
+source-map@^0.5.0, source-map@^0.5.1, source-map@^0.5.3, source-map@~0.5.0, source-map@~0.5.1:
   version "0.5.6"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.6.tgz#75ce38f52bf0733c5a7f0c118d81334a2bb5f412"
 
+source-map@~0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.2.0.tgz#dab73fbcfc2ba819b4de03bd6f6eaa48164b3f9d"
+  dependencies:
+    amdefine ">=0.0.4"
+
 spdx-correct@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/spdx-correct/-/spdx-correct-1.0.2.tgz#4b3073d933ff51f3912f03ac5519498a4150db40"
@@ -4169,6 +5108,10 @@ split@0.3:
   dependencies:
     through "2"
 
+sprintf-js@^1.0.3, sprintf-js@~1.0.2:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
+
 sshpk@^1.7.0:
   version "1.10.1"
   resolved "https://registry.yarnpkg.com/sshpk/-/sshpk-1.10.1.tgz#30e1a5d329244974a1af61511339d595af6638b0"
@@ -4227,6 +5170,13 @@ string-width@^1.0.1:
     is-fullwidth-code-point "^1.0.0"
     strip-ansi "^3.0.0"
 
+string-width@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.0.0.tgz#635c5436cc72a6e0c387ceca278d4e2eec52687e"
+  dependencies:
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^3.0.0"
+
 string.prototype.padend@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/string.prototype.padend/-/string.prototype.padend-3.0.0.tgz#f3aaef7c1719f170c5eab1c32bf780d96e21f2f0"
@@ -4243,7 +5193,7 @@ stringstream@~0.0.4:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/stringstream/-/stringstream-0.0.5.tgz#4e484cd4de5a0bbbee18e46307710a8a81621878"
 
-strip-ansi@*, strip-ansi@^3.0.0, strip-ansi@^3.0.1, strip-ansi@~3.0.1:
+strip-ansi@^3.0.0, strip-ansi@^3.0.1, strip-ansi@~3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-3.0.1.tgz#6a385fb8853d952d5ff05d0e8aaf94278dc63dcf"
   dependencies:
@@ -4255,7 +5205,17 @@ strip-bom@^2.0.0:
   dependencies:
     is-utf8 "^0.2.0"
 
-strip-json-comments@~1.0.4:
+strip-bom@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
+
+strip-indent@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/strip-indent/-/strip-indent-1.0.1.tgz#0c7962a6adefa7bbd4ac366460a638552ae1a0a2"
+  dependencies:
+    get-stdin "^4.0.1"
+
+strip-json-comments@~1.0.1, strip-json-comments@~1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-1.0.4.tgz#1e15fbcac97d3ee99bf2d73b4c656b082bbafb91"
 
@@ -4273,6 +5233,17 @@ supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
+table@^3.7.8:
+  version "3.8.3"
+  resolved "https://registry.yarnpkg.com/table/-/table-3.8.3.tgz#2bbc542f0fda9861a755d3947fefd8b3f513855f"
+  dependencies:
+    ajv "^4.7.0"
+    ajv-keywords "^1.0.0"
+    chalk "^1.1.1"
+    lodash "^4.0.0"
+    slice-ansi "0.0.4"
+    string-width "^2.0.0"
+
 tapable@^0.1.8, tapable@~0.1.8:
   version "0.1.10"
   resolved "https://registry.yarnpkg.com/tapable/-/tapable-0.1.10.tgz#29c35707c2b70e50d07482b5d202e8ed446dafd4"
@@ -4290,6 +5261,15 @@ tar-pack@~3.3.0:
     tar "~2.2.1"
     uid-number "~0.0.6"
 
+tar-stream@^1.5.0:
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/tar-stream/-/tar-stream-1.5.2.tgz#fbc6c6e83c1a19d4cb48c7d96171fc248effc7bf"
+  dependencies:
+    bl "^1.0.0"
+    end-of-stream "^1.0.0"
+    readable-stream "^2.0.0"
+    xtend "^4.0.0"
+
 tar@^2.0.0, tar@~2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/tar/-/tar-2.2.1.tgz#8e4d2a256c0e2185c6b18ad694aec968b83cb1d1"
@@ -4298,15 +5278,15 @@ tar@^2.0.0, tar@~2.2.1:
     fstream "^1.0.2"
     inherits "2"
 
-text-encoding@0.5.2:
-  version "0.5.2"
-  resolved "https://registry.yarnpkg.com/text-encoding/-/text-encoding-0.5.2.tgz#85b4660819f088777609465551690fea137d824a"
+text-encoding@0.6.2:
+  version "0.6.2"
+  resolved "https://registry.yarnpkg.com/text-encoding/-/text-encoding-0.6.2.tgz#111e648e757bea92d34ef0019d9fdb06ebb9f53e"
 
 text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
 
-through@2, through@~2.3, through@~2.3.1, through@~2.3.4:
+through@2, through@^2.3.6, through@~2.3, through@~2.3.1, through@~2.3.4:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
 
@@ -4316,10 +5296,6 @@ timers-browserify@^2.0.2:
   dependencies:
     setimmediate "^1.0.4"
 
-tmatch@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/tmatch/-/tmatch-2.0.1.tgz#0c56246f33f30da1b8d3d72895abaf16660f38cf"
-
 tmp@0.0.28:
   version "0.0.28"
   resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.28.tgz#172735b7f614ea7af39664fa84cf0de4e515d120"
@@ -4348,6 +5324,14 @@ tough-cookie@~2.3.0:
   dependencies:
     punycode "^1.4.1"
 
+trim-newlines@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/trim-newlines/-/trim-newlines-1.0.0.tgz#5887966bb582a4503a41eb524f7d35011815a613"
+
+tryit@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/tryit/-/tryit-1.0.3.tgz#393be730a9446fd1ead6da59a014308f36c289cb"
+
 tty-browserify@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/tty-browserify/-/tty-browserify-0.0.0.tgz#a157ba402da24e9bf957f9aa69d524eed42901a6"
@@ -4360,6 +5344,12 @@ tweetnacl@^0.14.3, tweetnacl@~0.14.0:
   version "0.14.5"
   resolved "https://registry.yarnpkg.com/tweetnacl/-/tweetnacl-0.14.5.tgz#5ae68177f192d4456269d108afa93ff8743f4f64"
 
+type-check@~0.3.2:
+  version "0.3.2"
+  resolved "https://registry.yarnpkg.com/type-check/-/type-check-0.3.2.tgz#5884cab512cf1d355e3fb784f30804b2b520db72"
+  dependencies:
+    prelude-ls "~1.1.2"
+
 type-is@~1.6.13:
   version "1.6.14"
   resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.14.tgz#e219639c17ded1ca0789092dd54a03826b817cb2"
@@ -4384,7 +5374,7 @@ uglify-js@2.4.24:
     uglify-to-browserify "~1.0.0"
     yargs "~3.5.4"
 
-uglify-js@~2.7.3:
+uglify-js@^2.6, uglify-js@~2.7.3:
   version "2.7.5"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.7.5.tgz#4612c0c7baaee2ba7c487de4904ae122079f2ca8"
   dependencies:
@@ -4409,6 +5399,13 @@ umask@~1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/umask/-/umask-1.1.0.tgz#f29cebf01df517912bb58ff9c4e50fde8e33320d"
 
+underscore.string@3.3.4:
+  version "3.3.4"
+  resolved "https://registry.yarnpkg.com/underscore.string/-/underscore.string-3.3.4.tgz#2c2a3f9f83e64762fdc45e6ceac65142864213db"
+  dependencies:
+    sprintf-js "^1.0.3"
+    util-deprecate "^1.0.2"
+
 unique-filename@~1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/unique-filename/-/unique-filename-1.1.0.tgz#d05f2fe4032560871f30e93cbe735eea201514f3"
@@ -4432,7 +5429,7 @@ url@^0.11.0:
     punycode "1.3.2"
     querystring "0.2.0"
 
-user-home@2.0.0:
+user-home@2.0.0, user-home@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/user-home/-/user-home-2.0.0.tgz#9c70bfd8169bc1dcbf48604e0f04b8b49cde9e9f"
   dependencies:
@@ -4448,7 +5445,7 @@ utf8@2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/utf8/-/utf8-2.1.0.tgz#0cfec5c8052d44a23e3aaa908104e8075f95dfd5"
 
-util-deprecate@~1.0.1:
+util-deprecate@^1.0.2, util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
 
@@ -4481,7 +5478,7 @@ uuid@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.0.1.tgz#6544bba2dfda8c1cf17e629a3a305e2bb1fee6c1"
 
-validate-npm-package-license@*, validate-npm-package-license@^3.0.1, validate-npm-package-license@~3.0.1:
+validate-npm-package-license@^3.0.1, 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"
   dependencies:
@@ -4494,6 +5491,10 @@ validate-npm-package-name@^2.0.1, validate-npm-package-name@~2.2.2:
   dependencies:
     builtins "0.0.7"
 
+vargs@0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/vargs/-/vargs-0.1.0.tgz#6b6184da6520cc3204ce1b407cac26d92609ebff"
+
 vary@~1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.0.tgz#e1e5affbbd16ae768dd2674394b9ad3022653140"
@@ -4528,6 +5529,18 @@ wcwidth@^1.0.0:
   dependencies:
     defaults "^1.0.3"
 
+wd@^1.0.0:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/wd/-/wd-1.1.1.tgz#f2c6c41700f69e3009dcfc3574f42e9ae70fb5c1"
+  dependencies:
+    archiver "1.1.0"
+    async "2.0.1"
+    lodash "4.16.2"
+    q "1.4.1"
+    request "2.75.0"
+    underscore.string "3.3.4"
+    vargs "0.1.0"
+
 webpack-core@~0.6.9:
   version "0.6.9"
   resolved "https://registry.yarnpkg.com/webpack-core/-/webpack-core-0.6.9.tgz#fc571588c8558da77be9efb6debdc5a3b172bdc2"
@@ -4584,7 +5597,7 @@ whatwg-fetch@>=0.10.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-2.0.1.tgz#078b9461bbe91cea73cbce8bb122a05f9e92b772"
 
-which@1, which@^1.2.1, which@^1.2.9, which@~1.2.11, which@~1.2.4:
+which@1, which@^1.1.1, which@^1.2.1, which@^1.2.9, which@~1.2.11, which@~1.2.4:
   version "1.2.12"
   resolved "https://registry.yarnpkg.com/which/-/which-1.2.12.tgz#de67b5e450269f194909ef23ece4ebe416fa1192"
   dependencies:
@@ -4612,13 +5625,13 @@ winston@0.6.x:
     request "2.9.x"
     stack-trace "0.0.x"
 
-wordwrap@0.0.2:
+wordwrap@0.0.2, wordwrap@~0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.2.tgz#b79669bb42ecb409f83d583cad52ca17eaa1643f"
 
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
+wordwrap@^1.0.0, wordwrap@~1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
 wrappy@1, wrappy@~1.0.1, wrappy@~1.0.2:
   version "1.0.2"
@@ -4632,6 +5645,12 @@ write-file-atomic@~1.1.4:
     imurmurhash "^0.1.4"
     slide "^1.1.5"
 
+write@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/write/-/write-0.2.1.tgz#5fc03828e264cea3fe91455476f7a3c566cb0757"
+  dependencies:
+    mkdirp "^0.5.1"
+
 ws@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/ws/-/ws-1.0.1.tgz#7d0b2a2e58cddd819039c29c9de65045e1b310e9"
@@ -4687,3 +5706,12 @@ yargs@~3.5.4:
 yeast@0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/yeast/-/yeast-0.1.2.tgz#008e06d8094320c372dbc2f8ed76a0ca6c8ac419"
+
+zip-stream@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/zip-stream/-/zip-stream-1.1.0.tgz#2ad479fffc168e05a888e8c348ff6813b3f13733"
+  dependencies:
+    archiver-utils "^1.3.0"
+    compress-commons "^1.1.0"
+    lodash "^4.8.0"
+    readable-stream "^2.0.0"