upgrade dependencies

6 files changed, 806 insertions, 1461 deletions

diff --git a/node_modules/react/README.md b/node_modules/react/README.md
index 740a4f2c0..a4a307a93 100644
--- a/node_modules/react/README.md
+++ b/node_modules/react/README.md
@@ -1,6 +1,6 @@
 # react
 
-An npm package to get you immediate access to [React](https://facebook.github.io/react/),
+An npm package to get you immediate access to [React](https://reactjs.org/),
 without also requiring the JSX transformer. This is especially useful for cases where you
 want to [`browserify`](https://github.com/substack/node-browserify) your module using
 `React`.
diff --git a/node_modules/react/cjs/react.development.js b/node_modules/react/cjs/react.development.js
index 142d987e7..2c83fb95d 100644
--- a/node_modules/react/cjs/react.development.js
+++ b/node_modules/react/cjs/react.development.js
@@ -1,4 +1,4 @@
-/** @license React v16.0.0
+/** @license React v16.2.0
  * react.development.js
  *
  * Copyright (c) 2013-present, Facebook, Inc.
@@ -6,39 +6,122 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  */
+
 'use strict';
 
 
-if (process.env.NODE_ENV !== "production") {
-(function() {
 
+if (process.env.NODE_ENV !== "production") {
+  (function() {
 'use strict';
 
-var objectAssign$1 = require('object-assign');
-var require$$0 = require('fbjs/lib/warning');
+var _assign = require('object-assign');
 var emptyObject = require('fbjs/lib/emptyObject');
 var invariant = require('fbjs/lib/invariant');
+var warning = require('fbjs/lib/warning');
 var emptyFunction = require('fbjs/lib/emptyFunction');
 var checkPropTypes = require('prop-types/checkPropTypes');
 
+// TODO: this is special because it gets imported during build.
+
+var ReactVersion = '16.2.0';
+
+// The Symbol used to tag the ReactElement-like types. If there is no native Symbol
+// nor polyfill, then a plain number is used for performance.
+var hasSymbol = typeof Symbol === 'function' && Symbol['for'];
+
+var REACT_ELEMENT_TYPE = hasSymbol ? Symbol['for']('react.element') : 0xeac7;
+var REACT_CALL_TYPE = hasSymbol ? Symbol['for']('react.call') : 0xeac8;
+var REACT_RETURN_TYPE = hasSymbol ? Symbol['for']('react.return') : 0xeac9;
+var REACT_PORTAL_TYPE = hasSymbol ? Symbol['for']('react.portal') : 0xeaca;
+var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol['for']('react.fragment') : 0xeacb;
+
+var MAYBE_ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator;
+var FAUX_ITERATOR_SYMBOL = '@@iterator';
+
+function getIteratorFn(maybeIterable) {
+  if (maybeIterable === null || typeof maybeIterable === 'undefined') {
+    return null;
+  }
+  var maybeIterator = MAYBE_ITERATOR_SYMBOL && maybeIterable[MAYBE_ITERATOR_SYMBOL] || maybeIterable[FAUX_ITERATOR_SYMBOL];
+  if (typeof maybeIterator === 'function') {
+    return maybeIterator;
+  }
+  return null;
+}
+
 /**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
+ * WARNING: DO NOT manually require this module.
+ * This is a replacement for `invariant(...)` used by the error code system
+ * and will _only_ be required by the corresponding babel pass.
+ * It always throws.
+ */
+
+/**
+ * Forked from fbjs/warning:
+ * https://github.com/facebook/fbjs/blob/e66ba20ad5be433eb54423f2b097d829324d9de6/packages/fbjs/src/__forks__/warning.js
  *
- * @providesModule reactProdInvariant
- * 
+ * Only change is we use console.warn instead of console.error,
+ * and do nothing when 'console' is not supported.
+ * This really simplifies the code.
+ * ---
+ * Similar to invariant but only logs a warning if the condition is not met.
+ * This can be used to log issues in development environments in critical
+ * paths. Removing the logging code for production environments will keep the
+ * same logic and follow the same code paths.
  */
 
+var lowPriorityWarning = function () {};
+
 {
-  var warning = require$$0;
+  var printWarning = function (format) {
+    for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
+      args[_key - 1] = arguments[_key];
+    }
+
+    var argIndex = 0;
+    var message = 'Warning: ' + format.replace(/%s/g, function () {
+      return args[argIndex++];
+    });
+    if (typeof console !== 'undefined') {
+      console.warn(message);
+    }
+    try {
+      // --- Welcome to debugging React ---
+      // This error was thrown as a convenience so that you can use this stack
+      // to find the callsite that caused this warning to fire.
+      throw new Error(message);
+    } catch (x) {}
+  };
+
+  lowPriorityWarning = function (condition, format) {
+    if (format === undefined) {
+      throw new Error('`warning(condition, format, ...args)` requires a warning ' + 'message argument');
+    }
+    if (!condition) {
+      for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) {
+        args[_key2 - 2] = arguments[_key2];
+      }
+
+      printWarning.apply(undefined, [format].concat(args));
+    }
+  };
 }
 
+var lowPriorityWarning$1 = lowPriorityWarning;
+
+var didWarnStateUpdateForUnmountedComponent = {};
+
 function warnNoop(publicInstance, callerName) {
   {
     var constructor = publicInstance.constructor;
-    warning(false, '%s(...): Can only update a mounted or mounting component. ' + 'This usually means you called %s() on an unmounted component. ' + 'This is a no-op.\n\nPlease check the code for the %s component.', callerName, callerName, constructor && (constructor.displayName || constructor.name) || 'ReactClass');
+    var componentName = constructor && (constructor.displayName || constructor.name) || 'ReactClass';
+    var warningKey = componentName + '.' + callerName;
+    if (didWarnStateUpdateForUnmountedComponent[warningKey]) {
+      return;
+    }
+    warning(false, '%s(...): Can only update a mounted or mounting component. ' + 'This usually means you called %s() on an unmounted component. ' + 'This is a no-op.\n\nPlease check the code for the %s component.', callerName, callerName, componentName);
+    didWarnStateUpdateForUnmountedComponent[warningKey] = true;
   }
 }
 
@@ -110,83 +193,19 @@ var ReactNoopUpdateQueue = {
   }
 };
 
-var ReactNoopUpdateQueue_1 = ReactNoopUpdateQueue;
-
-/**
- * Copyright (c) 2014-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule lowPriorityWarning
- */
-
-/**
- * Forked from fbjs/warning:
- * https://github.com/facebook/fbjs/blob/e66ba20ad5be433eb54423f2b097d829324d9de6/packages/fbjs/src/__forks__/warning.js
- *
- * Only change is we use console.warn instead of console.error,
- * and do nothing when 'console' is not supported.
- * This really simplifies the code.
- * ---
- * Similar to invariant but only logs a warning if the condition is not met.
- * This can be used to log issues in development environments in critical
- * paths. Removing the logging code for production environments will keep the
- * same logic and follow the same code paths.
- */
-
-var lowPriorityWarning = function () {};
-
-{
-  var printWarning = function (format) {
-    for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
-      args[_key - 1] = arguments[_key];
-    }
-
-    var argIndex = 0;
-    var message = 'Warning: ' + format.replace(/%s/g, function () {
-      return args[argIndex++];
-    });
-    if (typeof console !== 'undefined') {
-      console.warn(message);
-    }
-    try {
-      // --- Welcome to debugging React ---
-      // This error was thrown as a convenience so that you can use this stack
-      // to find the callsite that caused this warning to fire.
-      throw new Error(message);
-    } catch (x) {}
-  };
-
-  lowPriorityWarning = function (condition, format) {
-    if (format === undefined) {
-      throw new Error('`warning(condition, format, ...args)` requires a warning ' + 'message argument');
-    }
-    if (!condition) {
-      for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) {
-        args[_key2 - 2] = arguments[_key2];
-      }
-
-      printWarning.apply(undefined, [format].concat(args));
-    }
-  };
-}
-
-var lowPriorityWarning_1 = lowPriorityWarning;
-
 /**
  * Base class helpers for the updating state of a component.
  */
-function ReactComponent(props, context, updater) {
+function Component(props, context, updater) {
   this.props = props;
   this.context = context;
   this.refs = emptyObject;
   // We initialize the default updater but the real one gets injected by the
   // renderer.
-  this.updater = updater || ReactNoopUpdateQueue_1;
+  this.updater = updater || ReactNoopUpdateQueue;
 }
 
-ReactComponent.prototype.isReactComponent = {};
+Component.prototype.isReactComponent = {};
 
 /**
  * Sets a subset of the state. Always use this to mutate
@@ -213,7 +232,7 @@ ReactComponent.prototype.isReactComponent = {};
  * @final
  * @protected
  */
-ReactComponent.prototype.setState = function (partialState, callback) {
+Component.prototype.setState = function (partialState, callback) {
   !(typeof partialState === 'object' || typeof partialState === 'function' || partialState == null) ? invariant(false, 'setState(...): takes an object of state variables to update or a function which returns an object of state variables.') : void 0;
   this.updater.enqueueSetState(this, partialState, callback, 'setState');
 };
@@ -232,7 +251,7 @@ ReactComponent.prototype.setState = function (partialState, callback) {
  * @final
  * @protected
  */
-ReactComponent.prototype.forceUpdate = function (callback) {
+Component.prototype.forceUpdate = function (callback) {
   this.updater.enqueueForceUpdate(this, callback, 'forceUpdate');
 };
 
@@ -247,9 +266,9 @@ ReactComponent.prototype.forceUpdate = function (callback) {
     replaceState: ['replaceState', 'Refactor your code to use setState instead (see ' + 'https://github.com/facebook/react/issues/3236).']
   };
   var defineDeprecationWarning = function (methodName, info) {
-    Object.defineProperty(ReactComponent.prototype, methodName, {
+    Object.defineProperty(Component.prototype, methodName, {
       get: function () {
-        lowPriorityWarning_1(false, '%s(...) is deprecated in plain JavaScript React classes. %s', info[0], info[1]);
+        lowPriorityWarning$1(false, '%s(...) is deprecated in plain JavaScript React classes. %s', info[0], info[1]);
         return undefined;
       }
     });
@@ -264,59 +283,43 @@ ReactComponent.prototype.forceUpdate = function (callback) {
 /**
  * Base class helpers for the updating state of a component.
  */
-function ReactPureComponent(props, context, updater) {
-  // Duplicated from ReactComponent.
+function PureComponent(props, context, updater) {
+  // Duplicated from Component.
   this.props = props;
   this.context = context;
   this.refs = emptyObject;
   // We initialize the default updater but the real one gets injected by the
   // renderer.
-  this.updater = updater || ReactNoopUpdateQueue_1;
+  this.updater = updater || ReactNoopUpdateQueue;
 }
 
 function ComponentDummy() {}
-ComponentDummy.prototype = ReactComponent.prototype;
-var pureComponentPrototype = ReactPureComponent.prototype = new ComponentDummy();
-pureComponentPrototype.constructor = ReactPureComponent;
+ComponentDummy.prototype = Component.prototype;
+var pureComponentPrototype = PureComponent.prototype = new ComponentDummy();
+pureComponentPrototype.constructor = PureComponent;
 // Avoid an extra prototype jump for these methods.
-objectAssign$1(pureComponentPrototype, ReactComponent.prototype);
+_assign(pureComponentPrototype, Component.prototype);
 pureComponentPrototype.isPureReactComponent = true;
 
-function ReactAsyncComponent(props, context, updater) {
-  // Duplicated from ReactComponent.
+function AsyncComponent(props, context, updater) {
+  // Duplicated from Component.
   this.props = props;
   this.context = context;
   this.refs = emptyObject;
   // We initialize the default updater but the real one gets injected by the
   // renderer.
-  this.updater = updater || ReactNoopUpdateQueue_1;
+  this.updater = updater || ReactNoopUpdateQueue;
 }
 
-var asyncComponentPrototype = ReactAsyncComponent.prototype = new ComponentDummy();
-asyncComponentPrototype.constructor = ReactAsyncComponent;
+var asyncComponentPrototype = AsyncComponent.prototype = new ComponentDummy();
+asyncComponentPrototype.constructor = AsyncComponent;
 // Avoid an extra prototype jump for these methods.
-objectAssign$1(asyncComponentPrototype, ReactComponent.prototype);
+_assign(asyncComponentPrototype, Component.prototype);
 asyncComponentPrototype.unstable_isAsyncReactComponent = true;
 asyncComponentPrototype.render = function () {
   return this.props.children;
 };
 
-var ReactBaseClasses = {
-  Component: ReactComponent,
-  PureComponent: ReactPureComponent,
-  AsyncComponent: ReactAsyncComponent
-};
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule ReactCurrentOwner
- * 
- */
-
 /**
  * Keeps track of the current owner.
  *
@@ -331,18 +334,8 @@ var ReactCurrentOwner = {
   current: null
 };
 
-var ReactCurrentOwner_1 = ReactCurrentOwner;
-
 var hasOwnProperty = Object.prototype.hasOwnProperty;
 
-{
-  var warning$2 = require$$0;
-}
-
-// The Symbol used to tag the ReactElement type. If there is no native Symbol
-// nor polyfill, then a plain number is used for performance.
-var REACT_ELEMENT_TYPE$1 = typeof Symbol === 'function' && Symbol['for'] && Symbol['for']('react.element') || 0xeac7;
-
 var RESERVED_PROPS = {
   key: true,
   ref: true,
@@ -381,7 +374,7 @@ function defineKeyPropWarningGetter(props, displayName) {
   var warnAboutAccessingKey = function () {
     if (!specialPropKeyWarningShown) {
       specialPropKeyWarningShown = true;
-      warning$2(false, '%s: `key` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
+      warning(false, '%s: `key` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
     }
   };
   warnAboutAccessingKey.isReactWarning = true;
@@ -395,7 +388,7 @@ function defineRefPropWarningGetter(props, displayName) {
   var warnAboutAccessingRef = function () {
     if (!specialPropRefWarningShown) {
       specialPropRefWarningShown = true;
-      warning$2(false, '%s: `ref` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
+      warning(false, '%s: `ref` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
     }
   };
   warnAboutAccessingRef.isReactWarning = true;
@@ -428,7 +421,7 @@ function defineRefPropWarningGetter(props, displayName) {
 var ReactElement = function (type, key, ref, self, source, owner, props) {
   var element = {
     // This tag allow us to uniquely identify this as a React Element
-    $$typeof: REACT_ELEMENT_TYPE$1,
+    $$typeof: REACT_ELEMENT_TYPE,
 
     // Built-in properties that belong on the element
     type: type,
@@ -483,9 +476,9 @@ var ReactElement = function (type, key, ref, self, source, owner, props) {
 
 /**
  * Create and return a new ReactElement of the given type.
- * See https://facebook.github.io/react/docs/react-api.html#createelement
+ * See https://reactjs.org/docs/react-api.html#createelement
  */
-ReactElement.createElement = function (type, config, children) {
+function createElement(type, config, children) {
   var propName;
 
   // Reserved names are extracted
@@ -543,7 +536,7 @@ ReactElement.createElement = function (type, config, children) {
   }
   {
     if (key || ref) {
-      if (typeof props.$$typeof === 'undefined' || props.$$typeof !== REACT_ELEMENT_TYPE$1) {
+      if (typeof props.$$typeof === 'undefined' || props.$$typeof !== REACT_ELEMENT_TYPE) {
         var displayName = typeof type === 'function' ? type.displayName || type.name || 'Unknown' : type;
         if (key) {
           defineKeyPropWarningGetter(props, displayName);
@@ -554,39 +547,30 @@ ReactElement.createElement = function (type, config, children) {
       }
     }
   }
-  return ReactElement(type, key, ref, self, source, ReactCurrentOwner_1.current, props);
-};
+  return ReactElement(type, key, ref, self, source, ReactCurrentOwner.current, props);
+}
 
 /**
  * Return a function that produces ReactElements of a given type.
- * See https://facebook.github.io/react/docs/react-api.html#createfactory
+ * See https://reactjs.org/docs/react-api.html#createfactory
  */
-ReactElement.createFactory = function (type) {
-  var factory = ReactElement.createElement.bind(null, type);
-  // Expose the type on the factory and the prototype so that it can be
-  // easily accessed on elements. E.g. `<Foo />.type === Foo`.
-  // This should not be named `constructor` since this may not be the function
-  // that created the element, and it may not even be a constructor.
-  // Legacy hook TODO: Warn if this is accessed
-  factory.type = type;
-  return factory;
-};
 
-ReactElement.cloneAndReplaceKey = function (oldElement, newKey) {
+
+function cloneAndReplaceKey(oldElement, newKey) {
   var newElement = ReactElement(oldElement.type, newKey, oldElement.ref, oldElement._self, oldElement._source, oldElement._owner, oldElement.props);
 
   return newElement;
-};
+}
 
 /**
  * Clone and return a new ReactElement using element as the starting point.
- * See https://facebook.github.io/react/docs/react-api.html#cloneelement
+ * See https://reactjs.org/docs/react-api.html#cloneelement
  */
-ReactElement.cloneElement = function (element, config, children) {
+function cloneElement(element, config, children) {
   var propName;
 
   // Original props are copied
-  var props = objectAssign$1({}, element.props);
+  var props = _assign({}, element.props);
 
   // Reserved names are extracted
   var key = element.key;
@@ -605,7 +589,7 @@ ReactElement.cloneElement = function (element, config, children) {
     if (hasValidRef(config)) {
       // Silently steal the ref from the parent.
       ref = config.ref;
-      owner = ReactCurrentOwner_1.current;
+      owner = ReactCurrentOwner.current;
     }
     if (hasValidKey(config)) {
       key = '' + config.key;
@@ -642,30 +626,18 @@ ReactElement.cloneElement = function (element, config, children) {
   }
 
   return ReactElement(element.type, key, ref, self, source, owner, props);
-};
+}
 
 /**
  * Verifies the object is a ReactElement.
- * See https://facebook.github.io/react/docs/react-api.html#isvalidelement
+ * See https://reactjs.org/docs/react-api.html#isvalidelement
  * @param {?object} object
  * @return {boolean} True if `object` is a valid component.
  * @final
  */
-ReactElement.isValidElement = function (object) {
-  return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE$1;
-};
-
-var ReactElement_1 = ReactElement;
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule ReactDebugCurrentFrame
- * 
- */
+function isValidElement(object) {
+  return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;
+}
 
 var ReactDebugCurrentFrame = {};
 
@@ -682,21 +654,6 @@ var ReactDebugCurrentFrame = {};
   };
 }
 
-var ReactDebugCurrentFrame_1 = ReactDebugCurrentFrame;
-
-{
-  var warning$1 = require$$0;
-
-  var _require = ReactDebugCurrentFrame_1,
-      getStackAddendum = _require.getStackAddendum;
-}
-
-var ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator;
-var FAUX_ITERATOR_SYMBOL = '@@iterator'; // Before Symbol spec.
-// The Symbol used to tag the ReactElement type. If there is no native Symbol
-// nor polyfill, then a plain number is used for performance.
-var REACT_ELEMENT_TYPE = typeof Symbol === 'function' && Symbol['for'] && Symbol['for']('react.element') || 0xeac7;
-
 var SEPARATOR = '.';
 var SUBSEPARATOR = ':';
 
@@ -780,10 +737,28 @@ function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext)
     children = null;
   }
 
-  if (children === null || type === 'string' || type === 'number' ||
-  // The following is inlined from ReactElement. This means we can optimize
-  // some checks. React Fiber also inlines this logic for similar purposes.
-  type === 'object' && children.$$typeof === REACT_ELEMENT_TYPE) {
+  var invokeCallback = false;
+
+  if (children === null) {
+    invokeCallback = true;
+  } else {
+    switch (type) {
+      case 'string':
+      case 'number':
+        invokeCallback = true;
+        break;
+      case 'object':
+        switch (children.$$typeof) {
+          case REACT_ELEMENT_TYPE:
+          case REACT_CALL_TYPE:
+          case REACT_RETURN_TYPE:
+          case REACT_PORTAL_TYPE:
+            invokeCallback = true;
+        }
+    }
+  }
+
+  if (invokeCallback) {
     callback(traverseContext, children,
     // If it's the only child, treat the name as if it was wrapped in an array
     // so that it's consistent if the number of children grows.
@@ -803,12 +778,12 @@ function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext)
       subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);
     }
   } else {
-    var iteratorFn = ITERATOR_SYMBOL && children[ITERATOR_SYMBOL] || children[FAUX_ITERATOR_SYMBOL];
+    var iteratorFn = getIteratorFn(children);
     if (typeof iteratorFn === 'function') {
       {
         // Warn about using Maps as children
         if (iteratorFn === children.entries) {
-          warning$1(didWarnAboutMaps, 'Using Maps as children is unsupported and will likely yield ' + 'unexpected results. Convert it to a sequence/iterable of keyed ' + 'ReactElements instead.%s', getStackAddendum());
+          warning(didWarnAboutMaps, 'Using Maps as children is unsupported and will likely yield ' + 'unexpected results. Convert it to a sequence/iterable of keyed ' + 'ReactElements instead.%s', ReactDebugCurrentFrame.getStackAddendum());
           didWarnAboutMaps = true;
         }
       }
@@ -824,7 +799,7 @@ function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext)
     } else if (type === 'object') {
       var addendum = '';
       {
-        addendum = ' If you meant to render a collection of children, use an array ' + 'instead.' + getStackAddendum();
+        addendum = ' If you meant to render a collection of children, use an array ' + 'instead.' + ReactDebugCurrentFrame.getStackAddendum();
       }
       var childrenString = '' + children;
       invariant(false, 'Objects are not valid as a React child (found: %s).%s', childrenString === '[object Object]' ? 'object with keys {' + Object.keys(children).join(', ') + '}' : childrenString, addendum);
@@ -886,7 +861,7 @@ function forEachSingleChild(bookKeeping, child, name) {
 /**
  * Iterates through children that are typically specified as `props.children`.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.foreach
+ * See https://reactjs.org/docs/react-api.html#react.children.foreach
  *
  * The provided forEachFunc(child, index) will be called for each
  * leaf child.
@@ -915,8 +890,8 @@ function mapSingleChildIntoContext(bookKeeping, child, childKey) {
   if (Array.isArray(mappedChild)) {
     mapIntoWithKeyPrefixInternal(mappedChild, result, childKey, emptyFunction.thatReturnsArgument);
   } else if (mappedChild != null) {
-    if (ReactElement_1.isValidElement(mappedChild)) {
-      mappedChild = ReactElement_1.cloneAndReplaceKey(mappedChild,
+    if (isValidElement(mappedChild)) {
+      mappedChild = cloneAndReplaceKey(mappedChild,
       // Keep both the (mapped) and old keys if they differ, just as
       // traverseAllChildren used to do for objects as children
       keyPrefix + (mappedChild.key && (!child || child.key !== mappedChild.key) ? escapeUserProvidedKey(mappedChild.key) + '/' : '') + childKey);
@@ -938,7 +913,7 @@ function mapIntoWithKeyPrefixInternal(children, array, prefix, func, context) {
 /**
  * Maps children that are typically specified as `props.children`.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.map
+ * See https://reactjs.org/docs/react-api.html#react.children.map
  *
  * The provided mapFunction(child, key, index) will be called for each
  * leaf child.
@@ -961,7 +936,7 @@ function mapChildren(children, func, context) {
  * Count the number of children that are typically specified as
  * `props.children`.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.count
+ * See https://reactjs.org/docs/react-api.html#react.children.count
  *
  * @param {?*} children Children tree container.
  * @return {number} The number of children.
@@ -974,7 +949,7 @@ function countChildren(children, context) {
  * Flatten a children object (typically specified as `props.children`) and
  * return an array with appropriately re-keyed children.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.toarray
+ * See https://reactjs.org/docs/react-api.html#react.children.toarray
  */
 function toArray(children) {
   var result = [];
@@ -982,31 +957,11 @@ function toArray(children) {
   return result;
 }
 
-var ReactChildren = {
-  forEach: forEachChildren,
-  map: mapChildren,
-  count: countChildren,
-  toArray: toArray
-};
-
-var ReactChildren_1 = ReactChildren;
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule ReactVersion
- */
-
-var ReactVersion = '16.0.0';
-
 /**
  * Returns the first child in a collection of children and verifies that there
  * is only one child in the collection.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.only
+ * See https://reactjs.org/docs/react-api.html#react.children.only
  *
  * The current implementation of this function assumes that a single child gets
  * passed without a wrapper, but the purpose of this helper function is to
@@ -1017,69 +972,38 @@ var ReactVersion = '16.0.0';
  * structure.
  */
 function onlyChild(children) {
-  !ReactElement_1.isValidElement(children) ? invariant(false, 'React.Children.only expected to receive a single React element child.') : void 0;
+  !isValidElement(children) ? invariant(false, 'React.Children.only expected to receive a single React element child.') : void 0;
   return children;
 }
 
-var onlyChild_1 = onlyChild;
-
-/**
- * Copyright (c) 2016-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * 
- * @providesModule describeComponentFrame
- */
-
-var describeComponentFrame$1 = function (name, source, ownerName) {
+var describeComponentFrame = function (name, source, ownerName) {
   return '\n    in ' + (name || 'Unknown') + (source ? ' (at ' + source.fileName.replace(/^.*[\\\/]/, '') + ':' + source.lineNumber + ')' : ownerName ? ' (created by ' + ownerName + ')' : '');
 };
 
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule getComponentName
- * 
- */
+function getComponentName(fiber) {
+  var type = fiber.type;
 
-function getComponentName$1(instanceOrFiber) {
-  if (typeof instanceOrFiber.getName === 'function') {
-    // Stack reconciler
-    var instance = instanceOrFiber;
-    return instance.getName();
+  if (typeof type === 'string') {
+    return type;
   }
-  if (typeof instanceOrFiber.tag === 'number') {
-    // Fiber reconciler
-    var fiber = instanceOrFiber;
-    var type = fiber.type;
-
-    if (typeof type === 'string') {
-      return type;
-    }
-    if (typeof type === 'function') {
-      return type.displayName || type.name;
-    }
+  if (typeof type === 'function') {
+    return type.displayName || type.name;
   }
   return null;
 }
 
-var getComponentName_1 = getComponentName$1;
+/**
+ * ReactElementValidator provides a wrapper around a element factory
+ * which validates the props passed to the element. This is intended to be
+ * used only in DEV and could be replaced by a static type checker for languages
+ * that support it.
+ */
 
 {
-  var checkPropTypes$1 = checkPropTypes;
-  var lowPriorityWarning$1 = lowPriorityWarning_1;
-  var ReactDebugCurrentFrame$1 = ReactDebugCurrentFrame_1;
-  var warning$3 = require$$0;
-  var describeComponentFrame = describeComponentFrame$1;
-  var getComponentName = getComponentName_1;
-
   var currentlyValidatingElement = null;
 
+  var propTypesMisspellWarningShown = false;
+
   var getDisplayName = function (element) {
     if (element == null) {
       return '#empty';
@@ -1087,29 +1011,30 @@ var getComponentName_1 = getComponentName$1;
       return '#text';
     } else if (typeof element.type === 'string') {
       return element.type;
+    } else if (element.type === REACT_FRAGMENT_TYPE) {
+      return 'React.Fragment';
     } else {
       return element.type.displayName || element.type.name || 'Unknown';
     }
   };
 
-  var getStackAddendum$1 = function () {
+  var getStackAddendum = function () {
     var stack = '';
     if (currentlyValidatingElement) {
       var name = getDisplayName(currentlyValidatingElement);
       var owner = currentlyValidatingElement._owner;
       stack += describeComponentFrame(name, currentlyValidatingElement._source, owner && getComponentName(owner));
     }
-    stack += ReactDebugCurrentFrame$1.getStackAddendum() || '';
+    stack += ReactDebugCurrentFrame.getStackAddendum() || '';
     return stack;
   };
-}
 
-var ITERATOR_SYMBOL$1 = typeof Symbol === 'function' && Symbol.iterator;
-var FAUX_ITERATOR_SYMBOL$1 = '@@iterator'; // Before Symbol spec.
+  var VALID_FRAGMENT_PROPS = new Map([['children', true], ['key', true]]);
+}
 
 function getDeclarationErrorAddendum() {
-  if (ReactCurrentOwner_1.current) {
-    var name = getComponentName(ReactCurrentOwner_1.current);
+  if (ReactCurrentOwner.current) {
+    var name = getComponentName(ReactCurrentOwner.current);
     if (name) {
       return '\n\nCheck the render method of `' + name + '`.';
     }
@@ -1173,14 +1098,14 @@ function validateExplicitKey(element, parentType) {
   // property, it may be the creator of the child that's responsible for
   // assigning it a key.
   var childOwner = '';
-  if (element && element._owner && element._owner !== ReactCurrentOwner_1.current) {
+  if (element && element._owner && element._owner !== ReactCurrentOwner.current) {
     // Give the component that originally created this child.
     childOwner = ' It was passed a child from ' + getComponentName(element._owner) + '.';
   }
 
   currentlyValidatingElement = element;
   {
-    warning$3(false, 'Each child in an array or iterator should have a unique "key" prop.' + '%s%s See https://fb.me/react-warning-keys for more information.%s', currentComponentErrorInfo, childOwner, getStackAddendum$1());
+    warning(false, 'Each child in an array or iterator should have a unique "key" prop.' + '%s%s See https://fb.me/react-warning-keys for more information.%s', currentComponentErrorInfo, childOwner, getStackAddendum());
   }
   currentlyValidatingElement = null;
 }
@@ -1201,17 +1126,17 @@ function validateChildKeys(node, parentType) {
   if (Array.isArray(node)) {
     for (var i = 0; i < node.length; i++) {
       var child = node[i];
-      if (ReactElement_1.isValidElement(child)) {
+      if (isValidElement(child)) {
         validateExplicitKey(child, parentType);
       }
     }
-  } else if (ReactElement_1.isValidElement(node)) {
+  } else if (isValidElement(node)) {
     // This element was passed in a valid location.
     if (node._store) {
       node._store.validated = true;
     }
   } else if (node) {
-    var iteratorFn = ITERATOR_SYMBOL$1 && node[ITERATOR_SYMBOL$1] || node[FAUX_ITERATOR_SYMBOL$1];
+    var iteratorFn = getIteratorFn(node);
     if (typeof iteratorFn === 'function') {
       // Entry iterators used to provide implicit keys,
       // but now we print a separate warning for them later.
@@ -1219,7 +1144,7 @@ function validateChildKeys(node, parentType) {
         var iterator = iteratorFn.call(node);
         var step;
         while (!(step = iterator.next()).done) {
-          if (ReactElement_1.isValidElement(step.value)) {
+          if (isValidElement(step.value)) {
             validateExplicitKey(step.value, parentType);
           }
         }
@@ -1241,458 +1166,192 @@ function validatePropTypes(element) {
   }
   var name = componentClass.displayName || componentClass.name;
   var propTypes = componentClass.propTypes;
-
   if (propTypes) {
     currentlyValidatingElement = element;
-    checkPropTypes$1(propTypes, element.props, 'prop', name, getStackAddendum$1);
+    checkPropTypes(propTypes, element.props, 'prop', name, getStackAddendum);
     currentlyValidatingElement = null;
+  } else if (componentClass.PropTypes !== undefined && !propTypesMisspellWarningShown) {
+    propTypesMisspellWarningShown = true;
+    warning(false, 'Component %s declared `PropTypes` instead of `propTypes`. Did you misspell the property assignment?', name || 'Unknown');
   }
   if (typeof componentClass.getDefaultProps === 'function') {
-    warning$3(componentClass.getDefaultProps.isReactClassApproved, 'getDefaultProps is only used on classic React.createClass ' + 'definitions. Use a static property named `defaultProps` instead.');
+    warning(componentClass.getDefaultProps.isReactClassApproved, 'getDefaultProps is only used on classic React.createClass ' + 'definitions. Use a static property named `defaultProps` instead.');
   }
 }
 
-var ReactElementValidator$1 = {
-  createElement: function (type, props, children) {
-    var validType = typeof type === 'string' || typeof type === 'function';
-    // We warn in this case but don't throw. We expect the element creation to
-    // succeed and there will likely be errors in render.
-    if (!validType) {
-      var info = '';
-      if (type === undefined || typeof type === 'object' && type !== null && Object.keys(type).length === 0) {
-        info += ' You likely forgot to export your component from the file ' + "it's defined in.";
-      }
-
-      var sourceInfo = getSourceInfoErrorAddendum(props);
-      if (sourceInfo) {
-        info += sourceInfo;
-      } else {
-        info += getDeclarationErrorAddendum();
-      }
-
-      info += ReactDebugCurrentFrame$1.getStackAddendum() || '';
+/**
+ * Given a fragment, validate that it can only be provided with fragment props
+ * @param {ReactElement} fragment
+ */
+function validateFragmentProps(fragment) {
+  currentlyValidatingElement = fragment;
 
-      warning$3(false, 'React.createElement: type is invalid -- expected a string (for ' + 'built-in components) or a class/function (for composite ' + 'components) but got: %s.%s', type == null ? type : typeof type, info);
-    }
+  var _iteratorNormalCompletion = true;
+  var _didIteratorError = false;
+  var _iteratorError = undefined;
 
-    var element = ReactElement_1.createElement.apply(this, arguments);
+  try {
+    for (var _iterator = Object.keys(fragment.props)[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
+      var key = _step.value;
 
-    // The result can be nullish if a mock or a custom function is used.
-    // TODO: Drop this when these are no longer allowed as the type argument.
-    if (element == null) {
-      return element;
+      if (!VALID_FRAGMENT_PROPS.has(key)) {
+        warning(false, 'Invalid prop `%s` supplied to `React.Fragment`. ' + 'React.Fragment can only have `key` and `children` props.%s', key, getStackAddendum());
+        break;
+      }
     }
-
-    // Skip key warning if the type isn't valid since our key validation logic
-    // doesn't expect a non-string/function type and can throw confusing errors.
-    // We don't want exception behavior to differ between dev and prod.
-    // (Rendering will throw with a helpful message and as soon as the type is
-    // fixed, the key warnings will appear.)
-    if (validType) {
-      for (var i = 2; i < arguments.length; i++) {
-        validateChildKeys(arguments[i], type);
+  } catch (err) {
+    _didIteratorError = true;
+    _iteratorError = err;
+  } finally {
+    try {
+      if (!_iteratorNormalCompletion && _iterator['return']) {
+        _iterator['return']();
+      }
+    } finally {
+      if (_didIteratorError) {
+        throw _iteratorError;
       }
     }
+  }
 
-    validatePropTypes(element);
-
-    return element;
-  },
+  if (fragment.ref !== null) {
+    warning(false, 'Invalid attribute `ref` supplied to `React.Fragment`.%s', getStackAddendum());
+  }
 
-  createFactory: function (type) {
-    var validatedFactory = ReactElementValidator$1.createElement.bind(null, type);
-    // Legacy hook TODO: Warn if this is accessed
-    validatedFactory.type = type;
+  currentlyValidatingElement = null;
+}
 
-    {
-      Object.defineProperty(validatedFactory, 'type', {
-        enumerable: false,
-        get: function () {
-          lowPriorityWarning$1(false, 'Factory.type is deprecated. Access the class directly ' + 'before passing it to createFactory.');
-          Object.defineProperty(this, 'type', {
-            value: type
-          });
-          return type;
-        }
-      });
+function createElementWithValidation(type, props, children) {
+  var validType = typeof type === 'string' || typeof type === 'function' || typeof type === 'symbol' || typeof type === 'number';
+  // We warn in this case but don't throw. We expect the element creation to
+  // succeed and there will likely be errors in render.
+  if (!validType) {
+    var info = '';
+    if (type === undefined || typeof type === 'object' && type !== null && Object.keys(type).length === 0) {
+      info += ' You likely forgot to export your component from the file ' + "it's defined in, or you might have mixed up default and named imports.";
     }
 
-    return validatedFactory;
-  },
-
-  cloneElement: function (element, props, children) {
-    var newElement = ReactElement_1.cloneElement.apply(this, arguments);
-    for (var i = 2; i < arguments.length; i++) {
-      validateChildKeys(arguments[i], newElement.type);
+    var sourceInfo = getSourceInfoErrorAddendum(props);
+    if (sourceInfo) {
+      info += sourceInfo;
+    } else {
+      info += getDeclarationErrorAddendum();
     }
-    validatePropTypes(newElement);
-    return newElement;
-  }
-};
 
-var ReactElementValidator_1 = ReactElementValidator$1;
+    info += getStackAddendum() || '';
 
-{
-  var warning$4 = require$$0;
-}
-
-function isNative(fn) {
-  // Based on isNative() from Lodash
-  var funcToString = Function.prototype.toString;
-  var reIsNative = RegExp('^' + funcToString
-  // Take an example native function source for comparison
-  .call(Object.prototype.hasOwnProperty)
-  // Strip regex characters so we can use it for regex
-  .replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-  // Remove hasOwnProperty from the template to make it generic
-  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$');
-  try {
-    var source = funcToString.call(fn);
-    return reIsNative.test(source);
-  } catch (err) {
-    return false;
+    warning(false, 'React.createElement: type is invalid -- expected a string (for ' + 'built-in components) or a class/function (for composite ' + 'components) but got: %s.%s', type == null ? type : typeof type, info);
   }
-}
 
-var canUseCollections =
-// Array.from
-typeof Array.from === 'function' &&
-// Map
-typeof Map === 'function' && isNative(Map) &&
-// Map.prototype.keys
-Map.prototype != null && typeof Map.prototype.keys === 'function' && isNative(Map.prototype.keys) &&
-// Set
-typeof Set === 'function' && isNative(Set) &&
-// Set.prototype.keys
-Set.prototype != null && typeof Set.prototype.keys === 'function' && isNative(Set.prototype.keys);
-
-var setItem;
-var getItem;
-var removeItem;
-var getItemIDs;
-var addRoot;
-var removeRoot;
-var getRootIDs;
-
-if (canUseCollections) {
-  var itemMap = new Map();
-  var rootIDSet = new Set();
-
-  setItem = function (id, item) {
-    itemMap.set(id, item);
-  };
-  getItem = function (id) {
-    return itemMap.get(id);
-  };
-  removeItem = function (id) {
-    itemMap['delete'](id);
-  };
-  getItemIDs = function () {
-    return Array.from(itemMap.keys());
-  };
+  var element = createElement.apply(this, arguments);
 
-  addRoot = function (id) {
-    rootIDSet.add(id);
-  };
-  removeRoot = function (id) {
-    rootIDSet['delete'](id);
-  };
-  getRootIDs = function () {
-    return Array.from(rootIDSet.keys());
-  };
-} else {
-  var itemByKey = {};
-  var rootByKey = {};
-
-  // Use non-numeric keys to prevent V8 performance issues:
-  // https://github.com/facebook/react/pull/7232
-  var getKeyFromID = function (id) {
-    return '.' + id;
-  };
-  var getIDFromKey = function (key) {
-    return parseInt(key.substr(1), 10);
-  };
-
-  setItem = function (id, item) {
-    var key = getKeyFromID(id);
-    itemByKey[key] = item;
-  };
-  getItem = function (id) {
-    var key = getKeyFromID(id);
-    return itemByKey[key];
-  };
-  removeItem = function (id) {
-    var key = getKeyFromID(id);
-    delete itemByKey[key];
-  };
-  getItemIDs = function () {
-    return Object.keys(itemByKey).map(getIDFromKey);
-  };
-
-  addRoot = function (id) {
-    var key = getKeyFromID(id);
-    rootByKey[key] = true;
-  };
-  removeRoot = function (id) {
-    var key = getKeyFromID(id);
-    delete rootByKey[key];
-  };
-  getRootIDs = function () {
-    return Object.keys(rootByKey).map(getIDFromKey);
-  };
-}
-
-var unmountedIDs = [];
-
-function purgeDeep(id) {
-  var item = getItem(id);
-  if (item) {
-    var childIDs = item.childIDs;
+  // The result can be nullish if a mock or a custom function is used.
+  // TODO: Drop this when these are no longer allowed as the type argument.
+  if (element == null) {
+    return element;
+  }
 
-    removeItem(id);
-    childIDs.forEach(purgeDeep);
+  // Skip key warning if the type isn't valid since our key validation logic
+  // doesn't expect a non-string/function type and can throw confusing errors.
+  // We don't want exception behavior to differ between dev and prod.
+  // (Rendering will throw with a helpful message and as soon as the type is
+  // fixed, the key warnings will appear.)
+  if (validType) {
+    for (var i = 2; i < arguments.length; i++) {
+      validateChildKeys(arguments[i], type);
+    }
   }
-}
 
-function getDisplayName$1(element) {
-  if (element == null) {
-    return '#empty';
-  } else if (typeof element === 'string' || typeof element === 'number') {
-    return '#text';
-  } else if (typeof element.type === 'string') {
-    return element.type;
+  if (typeof type === 'symbol' && type === REACT_FRAGMENT_TYPE) {
+    validateFragmentProps(element);
   } else {
-    return element.type.displayName || element.type.name || 'Unknown';
+    validatePropTypes(element);
   }
-}
-
-function describeID(id) {
-  var name = ReactComponentTreeHook.getDisplayName(id);
-  var element = ReactComponentTreeHook.getElement(id);
-  var ownerID = ReactComponentTreeHook.getOwnerID(id);
-  var ownerName = void 0;
 
-  if (ownerID) {
-    ownerName = ReactComponentTreeHook.getDisplayName(ownerID);
-  }
-  warning$4(element, 'ReactComponentTreeHook: Missing React element for debugID %s when ' + 'building stack', id);
-  return describeComponentFrame$1(name || '', element && element._source, ownerName || '');
+  return element;
 }
 
-var ReactComponentTreeHook = {
-  onSetChildren: function (id, nextChildIDs) {
-    var item = getItem(id);
-    !item ? invariant(false, 'Item must have been set') : void 0;
-    item.childIDs = nextChildIDs;
-
-    for (var i = 0; i < nextChildIDs.length; i++) {
-      var nextChildID = nextChildIDs[i];
-      var nextChild = getItem(nextChildID);
-      !nextChild ? invariant(false, 'Expected hook events to fire for the child before its parent includes it in onSetChildren().') : void 0;
-      !(nextChild.childIDs != null || typeof nextChild.element !== 'object' || nextChild.element == null) ? invariant(false, 'Expected onSetChildren() to fire for a container child before its parent includes it in onSetChildren().') : void 0;
-      !nextChild.isMounted ? invariant(false, 'Expected onMountComponent() to fire for the child before its parent includes it in onSetChildren().') : void 0;
-      if (nextChild.parentID == null) {
-        nextChild.parentID = id;
-        // TODO: This shouldn't be necessary but mounting a new root during in
-        // componentWillMount currently causes not-yet-mounted components to
-        // be purged from our tree data so their parent id is missing.
-      }
-      !(nextChild.parentID === id) ? invariant(false, 'Expected onBeforeMountComponent() parent and onSetChildren() to be consistent (%s has parents %s and %s).', nextChildID, nextChild.parentID, id) : void 0;
-    }
-  },
-  onBeforeMountComponent: function (id, element, parentID) {
-    var item = {
-      element: element,
-      parentID: parentID,
-      text: null,
-      childIDs: [],
-      isMounted: false,
-      updateCount: 0
-    };
-    setItem(id, item);
-  },
-  onBeforeUpdateComponent: function (id, element) {
-    var item = getItem(id);
-    if (!item || !item.isMounted) {
-      // We may end up here as a result of setState() in componentWillUnmount().
-      // In this case, ignore the element.
-      return;
-    }
-    item.element = element;
-  },
-  onMountComponent: function (id) {
-    var item = getItem(id);
-    !item ? invariant(false, 'Item must have been set') : void 0;
-    item.isMounted = true;
-    var isRoot = item.parentID === 0;
-    if (isRoot) {
-      addRoot(id);
-    }
-  },
-  onUpdateComponent: function (id) {
-    var item = getItem(id);
-    if (!item || !item.isMounted) {
-      // We may end up here as a result of setState() in componentWillUnmount().
-      // In this case, ignore the element.
-      return;
-    }
-    item.updateCount++;
-  },
-  onUnmountComponent: function (id) {
-    var item = getItem(id);
-    if (item) {
-      // We need to check if it exists.
-      // `item` might not exist if it is inside an error boundary, and a sibling
-      // error boundary child threw while mounting. Then this instance never
-      // got a chance to mount, but it still gets an unmounting event during
-      // the error boundary cleanup.
-      item.isMounted = false;
-      var isRoot = item.parentID === 0;
-      if (isRoot) {
-        removeRoot(id);
-      }
-    }
-    unmountedIDs.push(id);
-  },
-  purgeUnmountedComponents: function () {
-    if (ReactComponentTreeHook._preventPurging) {
-      // Should only be used for testing.
-      return;
-    }
+function createFactoryWithValidation(type) {
+  var validatedFactory = createElementWithValidation.bind(null, type);
+  // Legacy hook TODO: Warn if this is accessed
+  validatedFactory.type = type;
 
-    for (var i = 0; i < unmountedIDs.length; i++) {
-      var id = unmountedIDs[i];
-      purgeDeep(id);
-    }
-    unmountedIDs.length = 0;
-  },
-  isMounted: function (id) {
-    var item = getItem(id);
-    return item ? item.isMounted : false;
-  },
-  getCurrentStackAddendum: function () {
-    var info = '';
-    var currentOwner = ReactCurrentOwner_1.current;
-    if (currentOwner) {
-      !(typeof currentOwner.tag !== 'number') ? invariant(false, 'Fiber owners should not show up in Stack stack traces.') : void 0;
-      if (typeof currentOwner._debugID === 'number') {
-        info += ReactComponentTreeHook.getStackAddendumByID(currentOwner._debugID);
+  {
+    Object.defineProperty(validatedFactory, 'type', {
+      enumerable: false,
+      get: function () {
+        lowPriorityWarning$1(false, 'Factory.type is deprecated. Access the class directly ' + 'before passing it to createFactory.');
+        Object.defineProperty(this, 'type', {
+          value: type
+        });
+        return type;
       }
-    }
-    return info;
-  },
-  getStackAddendumByID: function (id) {
-    var info = '';
-    while (id) {
-      info += describeID(id);
-      id = ReactComponentTreeHook.getParentID(id);
-    }
-    return info;
-  },
-  getChildIDs: function (id) {
-    var item = getItem(id);
-    return item ? item.childIDs : [];
-  },
-  getDisplayName: function (id) {
-    var element = ReactComponentTreeHook.getElement(id);
-    if (!element) {
-      return null;
-    }
-    return getDisplayName$1(element);
-  },
-  getElement: function (id) {
-    var item = getItem(id);
-    return item ? item.element : null;
-  },
-  getOwnerID: function (id) {
-    var element = ReactComponentTreeHook.getElement(id);
-    if (!element || !element._owner) {
-      return null;
-    }
-    return element._owner._debugID;
-  },
-  getParentID: function (id) {
-    var item = getItem(id);
-    return item ? item.parentID : null;
-  },
-  getSource: function (id) {
-    var item = getItem(id);
-    var element = item ? item.element : null;
-    var source = element != null ? element._source : null;
-    return source;
-  },
-  getText: function (id) {
-    var element = ReactComponentTreeHook.getElement(id);
-    if (typeof element === 'string') {
-      return element;
-    } else if (typeof element === 'number') {
-      return '' + element;
-    } else {
-      return null;
-    }
-  },
-  getUpdateCount: function (id) {
-    var item = getItem(id);
-    return item ? item.updateCount : 0;
-  },
-
-
-  getRootIDs: getRootIDs,
-  getRegisteredIDs: getItemIDs
-};
-
-var ReactComponentTreeHook_1 = ReactComponentTreeHook;
+    });
+  }
 
-var createElement = ReactElement_1.createElement;
-var createFactory = ReactElement_1.createFactory;
-var cloneElement = ReactElement_1.cloneElement;
+  return validatedFactory;
+}
 
-{
-  var ReactElementValidator = ReactElementValidator_1;
-  createElement = ReactElementValidator.createElement;
-  createFactory = ReactElementValidator.createFactory;
-  cloneElement = ReactElementValidator.cloneElement;
+function cloneElementWithValidation(element, props, children) {
+  var newElement = cloneElement.apply(this, arguments);
+  for (var i = 2; i < arguments.length; i++) {
+    validateChildKeys(arguments[i], newElement.type);
+  }
+  validatePropTypes(newElement);
+  return newElement;
 }
 
 var React = {
   Children: {
-    map: ReactChildren_1.map,
-    forEach: ReactChildren_1.forEach,
-    count: ReactChildren_1.count,
-    toArray: ReactChildren_1.toArray,
-    only: onlyChild_1
+    map: mapChildren,
+    forEach: forEachChildren,
+    count: countChildren,
+    toArray: toArray,
+    only: onlyChild
   },
 
-  Component: ReactBaseClasses.Component,
-  PureComponent: ReactBaseClasses.PureComponent,
-  unstable_AsyncComponent: ReactBaseClasses.AsyncComponent,
+  Component: Component,
+  PureComponent: PureComponent,
+  unstable_AsyncComponent: AsyncComponent,
 
-  createElement: createElement,
-  cloneElement: cloneElement,
-  isValidElement: ReactElement_1.isValidElement,
+  Fragment: REACT_FRAGMENT_TYPE,
 
-  createFactory: createFactory,
+  createElement: createElementWithValidation,
+  cloneElement: cloneElementWithValidation,
+  createFactory: createFactoryWithValidation,
+  isValidElement: isValidElement,
 
   version: ReactVersion,
 
   __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED: {
-    ReactCurrentOwner: ReactCurrentOwner_1,
+    ReactCurrentOwner: ReactCurrentOwner,
     // Used by renderers to avoid bundling object-assign twice in UMD bundles:
-    assign: objectAssign$1
+    assign: _assign
   }
 };
 
 {
-  objectAssign$1(React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED, {
+  _assign(React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED, {
     // These should not be included in production.
-    ReactComponentTreeHook: ReactComponentTreeHook_1,
-    ReactDebugCurrentFrame: ReactDebugCurrentFrame_1
+    ReactDebugCurrentFrame: ReactDebugCurrentFrame,
+    // Shim for React DOM 16.0.0 which still destructured (but not used) this.
+    // TODO: remove in React 17.0.
+    ReactComponentTreeHook: {}
   });
 }
 
-var ReactEntry = React;
 
-module.exports = ReactEntry;
 
-})();
+var React$2 = Object.freeze({
+	default: React
+});
+
+var React$3 = ( React$2 && React ) || React$2;
+
+// TODO: decide on the top-level export form.
+// This is hacky but makes it work with both Rollup and Jest.
+var react = React$3['default'] ? React$3['default'] : React$3;
+
+module.exports = react;
+  })();
 }
diff --git a/node_modules/react/cjs/react.production.min.js b/node_modules/react/cjs/react.production.min.js
index 86bc304b7..8959d0be9 100644
--- a/node_modules/react/cjs/react.production.min.js
+++ b/node_modules/react/cjs/react.production.min.js
@@ -1,23 +1,21 @@
-/*
- React v16.0.0
- react.production.min.js
+/** @license React v16.2.0
+ * react.production.min.js
+ *
+ * Copyright (c) 2013-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
 
- Copyright (c) 2013-present, Facebook, Inc.
-
- This source code is licensed under the MIT license found in the
- LICENSE file in the root directory of this source tree.
-*/
-'use strict';var f=require("object-assign"),p=require("fbjs/lib/emptyObject");require("fbjs/lib/invariant");var r=require("fbjs/lib/emptyFunction");
-function t(a){for(var b=arguments.length-1,d="Minified React error #"+a+"; visit http://facebook.github.io/react/docs/error-decoder.html?invariant\x3d"+a,e=0;e<b;e++)d+="\x26args[]\x3d"+encodeURIComponent(arguments[e+1]);b=Error(d+" for the full message or use the non-minified dev environment for full errors and additional helpful warnings.");b.name="Invariant Violation";b.framesToPop=1;throw b;}
-var u={isMounted:function(){return!1},enqueueForceUpdate:function(){},enqueueReplaceState:function(){},enqueueSetState:function(){}};function v(a,b,d){this.props=a;this.context=b;this.refs=p;this.updater=d||u}v.prototype.isReactComponent={};v.prototype.setState=function(a,b){"object"!==typeof a&&"function"!==typeof a&&null!=a?t("85"):void 0;this.updater.enqueueSetState(this,a,b,"setState")};v.prototype.forceUpdate=function(a){this.updater.enqueueForceUpdate(this,a,"forceUpdate")};
-function w(a,b,d){this.props=a;this.context=b;this.refs=p;this.updater=d||u}function x(){}x.prototype=v.prototype;var y=w.prototype=new x;y.constructor=w;f(y,v.prototype);y.isPureReactComponent=!0;function z(a,b,d){this.props=a;this.context=b;this.refs=p;this.updater=d||u}var A=z.prototype=new x;A.constructor=z;f(A,v.prototype);A.unstable_isAsyncReactComponent=!0;A.render=function(){return this.props.children};
-var B={Component:v,PureComponent:w,AsyncComponent:z},C={current:null},D=Object.prototype.hasOwnProperty,E="function"===typeof Symbol&&Symbol["for"]&&Symbol["for"]("react.element")||60103,F={key:!0,ref:!0,__self:!0,__source:!0};function G(a,b,d,e,c,g,k){return{$$typeof:E,type:a,key:b,ref:d,props:k,_owner:g}}
-G.createElement=function(a,b,d){var e,c={},g=null,k=null,m=null,q=null;if(null!=b)for(e in void 0!==b.ref&&(k=b.ref),void 0!==b.key&&(g=""+b.key),m=void 0===b.__self?null:b.__self,q=void 0===b.__source?null:b.__source,b)D.call(b,e)&&!F.hasOwnProperty(e)&&(c[e]=b[e]);var l=arguments.length-2;if(1===l)c.children=d;else if(1<l){for(var h=Array(l),n=0;n<l;n++)h[n]=arguments[n+2];c.children=h}if(a&&a.defaultProps)for(e in l=a.defaultProps,l)void 0===c[e]&&(c[e]=l[e]);return G(a,g,k,m,q,C.current,c)};
-G.createFactory=function(a){var b=G.createElement.bind(null,a);b.type=a;return b};G.cloneAndReplaceKey=function(a,b){return G(a.type,b,a.ref,a._self,a._source,a._owner,a.props)};
-G.cloneElement=function(a,b,d){var e=f({},a.props),c=a.key,g=a.ref,k=a._self,m=a._source,q=a._owner;if(null!=b){void 0!==b.ref&&(g=b.ref,q=C.current);void 0!==b.key&&(c=""+b.key);if(a.type&&a.type.defaultProps)var l=a.type.defaultProps;for(h in b)D.call(b,h)&&!F.hasOwnProperty(h)&&(e[h]=void 0===b[h]&&void 0!==l?l[h]:b[h])}var h=arguments.length-2;if(1===h)e.children=d;else if(1<h){l=Array(h);for(var n=0;n<h;n++)l[n]=arguments[n+2];e.children=l}return G(a.type,c,g,k,m,q,e)};
-G.isValidElement=function(a){return"object"===typeof a&&null!==a&&a.$$typeof===E};var H="function"===typeof Symbol&&Symbol.iterator,I="function"===typeof Symbol&&Symbol["for"]&&Symbol["for"]("react.element")||60103;function escape(a){var b={"\x3d":"\x3d0",":":"\x3d2"};return"$"+(""+a).replace(/[=:]/g,function(a){return b[a]})}var J=/\/+/g,K=[];
-function L(a,b,d,e){if(K.length){var c=K.pop();c.result=a;c.keyPrefix=b;c.func=d;c.context=e;c.count=0;return c}return{result:a,keyPrefix:b,func:d,context:e,count:0}}function M(a){a.result=null;a.keyPrefix=null;a.func=null;a.context=null;a.count=0;10>K.length&&K.push(a)}
-function N(a,b,d,e){var c=typeof a;if("undefined"===c||"boolean"===c)a=null;if(null===a||"string"===c||"number"===c||"object"===c&&a.$$typeof===I)return d(e,a,""===b?"."+O(a,0):b),1;var g=0;b=""===b?".":b+":";if(Array.isArray(a))for(var k=0;k<a.length;k++){c=a[k];var m=b+O(c,k);g+=N(c,m,d,e)}else if(m=H&&a[H]||a["@@iterator"],"function"===typeof m)for(a=m.call(a),k=0;!(c=a.next()).done;)c=c.value,m=b+O(c,k++),g+=N(c,m,d,e);else"object"===c&&(d=""+a,t("31","[object Object]"===d?"object with keys {"+
-Object.keys(a).join(", ")+"}":d,""));return g}function O(a,b){return"object"===typeof a&&null!==a&&null!=a.key?escape(a.key):b.toString(36)}function P(a,b){a.func.call(a.context,b,a.count++)}function Q(a,b,d){var e=a.result,c=a.keyPrefix;a=a.func.call(a.context,b,a.count++);Array.isArray(a)?R(a,e,d,r.thatReturnsArgument):null!=a&&(G.isValidElement(a)&&(a=G.cloneAndReplaceKey(a,c+(!a.key||b&&b.key===a.key?"":(""+a.key).replace(J,"$\x26/")+"/")+d)),e.push(a))}
-function R(a,b,d,e,c){var g="";null!=d&&(g=(""+d).replace(J,"$\x26/")+"/");b=L(b,g,e,c);null==a||N(a,"",Q,b);M(b)}var S={forEach:function(a,b,d){if(null==a)return a;b=L(null,null,b,d);null==a||N(a,"",P,b);M(b)},map:function(a,b,d){if(null==a)return a;var e=[];R(a,e,null,b,d);return e},count:function(a){return null==a?0:N(a,"",r.thatReturnsNull,null)},toArray:function(a){var b=[];R(a,b,null,r.thatReturnsArgument);return b}};
-module.exports={Children:{map:S.map,forEach:S.forEach,count:S.count,toArray:S.toArray,only:function(a){G.isValidElement(a)?void 0:t("143");return a}},Component:B.Component,PureComponent:B.PureComponent,unstable_AsyncComponent:B.AsyncComponent,createElement:G.createElement,cloneElement:G.cloneElement,isValidElement:G.isValidElement,createFactory:G.createFactory,version:"16.0.0",__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED:{ReactCurrentOwner:C,assign:f}};
+'use strict';var m=require("object-assign"),n=require("fbjs/lib/emptyObject"),p=require("fbjs/lib/emptyFunction"),q="function"===typeof Symbol&&Symbol["for"],r=q?Symbol["for"]("react.element"):60103,t=q?Symbol["for"]("react.call"):60104,u=q?Symbol["for"]("react.return"):60105,v=q?Symbol["for"]("react.portal"):60106,w=q?Symbol["for"]("react.fragment"):60107,x="function"===typeof Symbol&&Symbol.iterator;
+function y(a){for(var b=arguments.length-1,e="Minified React error #"+a+"; visit http://facebook.github.io/react/docs/error-decoder.html?invariant\x3d"+a,c=0;c<b;c++)e+="\x26args[]\x3d"+encodeURIComponent(arguments[c+1]);b=Error(e+" for the full message or use the non-minified dev environment for full errors and additional helpful warnings.");b.name="Invariant Violation";b.framesToPop=1;throw b;}
+var z={isMounted:function(){return!1},enqueueForceUpdate:function(){},enqueueReplaceState:function(){},enqueueSetState:function(){}};function A(a,b,e){this.props=a;this.context=b;this.refs=n;this.updater=e||z}A.prototype.isReactComponent={};A.prototype.setState=function(a,b){"object"!==typeof a&&"function"!==typeof a&&null!=a?y("85"):void 0;this.updater.enqueueSetState(this,a,b,"setState")};A.prototype.forceUpdate=function(a){this.updater.enqueueForceUpdate(this,a,"forceUpdate")};
+function B(a,b,e){this.props=a;this.context=b;this.refs=n;this.updater=e||z}function C(){}C.prototype=A.prototype;var D=B.prototype=new C;D.constructor=B;m(D,A.prototype);D.isPureReactComponent=!0;function E(a,b,e){this.props=a;this.context=b;this.refs=n;this.updater=e||z}var F=E.prototype=new C;F.constructor=E;m(F,A.prototype);F.unstable_isAsyncReactComponent=!0;F.render=function(){return this.props.children};var G={current:null},H=Object.prototype.hasOwnProperty,I={key:!0,ref:!0,__self:!0,__source:!0};
+function J(a,b,e){var c,d={},g=null,k=null;if(null!=b)for(c in void 0!==b.ref&&(k=b.ref),void 0!==b.key&&(g=""+b.key),b)H.call(b,c)&&!I.hasOwnProperty(c)&&(d[c]=b[c]);var f=arguments.length-2;if(1===f)d.children=e;else if(1<f){for(var h=Array(f),l=0;l<f;l++)h[l]=arguments[l+2];d.children=h}if(a&&a.defaultProps)for(c in f=a.defaultProps,f)void 0===d[c]&&(d[c]=f[c]);return{$$typeof:r,type:a,key:g,ref:k,props:d,_owner:G.current}}function K(a){return"object"===typeof a&&null!==a&&a.$$typeof===r}
+function escape(a){var b={"\x3d":"\x3d0",":":"\x3d2"};return"$"+(""+a).replace(/[=:]/g,function(a){return b[a]})}var L=/\/+/g,M=[];function N(a,b,e,c){if(M.length){var d=M.pop();d.result=a;d.keyPrefix=b;d.func=e;d.context=c;d.count=0;return d}return{result:a,keyPrefix:b,func:e,context:c,count:0}}function O(a){a.result=null;a.keyPrefix=null;a.func=null;a.context=null;a.count=0;10>M.length&&M.push(a)}
+function P(a,b,e,c){var d=typeof a;if("undefined"===d||"boolean"===d)a=null;var g=!1;if(null===a)g=!0;else switch(d){case "string":case "number":g=!0;break;case "object":switch(a.$$typeof){case r:case t:case u:case v:g=!0}}if(g)return e(c,a,""===b?"."+Q(a,0):b),1;g=0;b=""===b?".":b+":";if(Array.isArray(a))for(var k=0;k<a.length;k++){d=a[k];var f=b+Q(d,k);g+=P(d,f,e,c)}else if(null===a||"undefined"===typeof a?f=null:(f=x&&a[x]||a["@@iterator"],f="function"===typeof f?f:null),"function"===typeof f)for(a=
+f.call(a),k=0;!(d=a.next()).done;)d=d.value,f=b+Q(d,k++),g+=P(d,f,e,c);else"object"===d&&(e=""+a,y("31","[object Object]"===e?"object with keys {"+Object.keys(a).join(", ")+"}":e,""));return g}function Q(a,b){return"object"===typeof a&&null!==a&&null!=a.key?escape(a.key):b.toString(36)}function R(a,b){a.func.call(a.context,b,a.count++)}
+function S(a,b,e){var c=a.result,d=a.keyPrefix;a=a.func.call(a.context,b,a.count++);Array.isArray(a)?T(a,c,e,p.thatReturnsArgument):null!=a&&(K(a)&&(b=d+(!a.key||b&&b.key===a.key?"":(""+a.key).replace(L,"$\x26/")+"/")+e,a={$$typeof:r,type:a.type,key:b,ref:a.ref,props:a.props,_owner:a._owner}),c.push(a))}function T(a,b,e,c,d){var g="";null!=e&&(g=(""+e).replace(L,"$\x26/")+"/");b=N(b,g,c,d);null==a||P(a,"",S,b);O(b)}
+var U={Children:{map:function(a,b,e){if(null==a)return a;var c=[];T(a,c,null,b,e);return c},forEach:function(a,b,e){if(null==a)return a;b=N(null,null,b,e);null==a||P(a,"",R,b);O(b)},count:function(a){return null==a?0:P(a,"",p.thatReturnsNull,null)},toArray:function(a){var b=[];T(a,b,null,p.thatReturnsArgument);return b},only:function(a){K(a)?void 0:y("143");return a}},Component:A,PureComponent:B,unstable_AsyncComponent:E,Fragment:w,createElement:J,cloneElement:function(a,b,e){var c=m({},a.props),
+d=a.key,g=a.ref,k=a._owner;if(null!=b){void 0!==b.ref&&(g=b.ref,k=G.current);void 0!==b.key&&(d=""+b.key);if(a.type&&a.type.defaultProps)var f=a.type.defaultProps;for(h in b)H.call(b,h)&&!I.hasOwnProperty(h)&&(c[h]=void 0===b[h]&&void 0!==f?f[h]:b[h])}var h=arguments.length-2;if(1===h)c.children=e;else if(1<h){f=Array(h);for(var l=0;l<h;l++)f[l]=arguments[l+2];c.children=f}return{$$typeof:r,type:a.type,key:d,ref:g,props:c,_owner:k}},createFactory:function(a){var b=J.bind(null,a);b.type=a;return b},
+isValidElement:K,version:"16.2.0",__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED:{ReactCurrentOwner:G,assign:m}},V=Object.freeze({default:U}),W=V&&U||V;module.exports=W["default"]?W["default"]:W;
diff --git a/node_modules/react/package.json b/node_modules/react/package.json
index d929a76d9..e2ad5dbf3 100644
--- a/node_modules/react/package.json
+++ b/node_modules/react/package.json
@@ -4,8 +4,8 @@
   "keywords": [
     "react"
   ],
-  "version": "16.0.0",
-  "homepage": "https://facebook.github.io/react/",
+  "version": "16.2.0",
+  "homepage": "https://reactjs.org/",
   "bugs": "https://github.com/facebook/react/issues",
   "license": "MIT",
   "files": [
diff --git a/node_modules/react/umd/react.development.js b/node_modules/react/umd/react.development.js
index 0c74d2b8b..654f3a82b 100644
--- a/node_modules/react/umd/react.development.js
+++ b/node_modules/react/umd/react.development.js
@@ -1,4 +1,4 @@
-/** @license React v16.0.0
+/** @license React v16.2.0
  * react.development.js
  *
  * Copyright (c) 2013-present, Facebook, Inc.
@@ -7,6 +7,8 @@
  * LICENSE file in the root directory of this source tree.
  */
 
+'use strict';
+
 (function (global, factory) {
 	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
 	typeof define === 'function' && define.amd ? define(factory) :
@@ -19,6 +21,7 @@ object-assign
 @license MIT
 */
 
+
 /* eslint-disable no-unused-vars */
 var getOwnPropertySymbols = Object.getOwnPropertySymbols;
 var hasOwnProperty = Object.prototype.hasOwnProperty;
@@ -76,7 +79,7 @@ function shouldUseNative() {
 	}
 }
 
-var index = shouldUseNative() ? Object.assign : function (target, source) {
+var objectAssign = shouldUseNative() ? Object.assign : function (target, source) {
 	var from;
 	var to = toObject(target);
 	var symbols;
@@ -103,16 +106,166 @@ var index = shouldUseNative() ? Object.assign : function (target, source) {
 	return to;
 };
 
+// TODO: this is special because it gets imported during build.
+
+var ReactVersion = '16.2.0';
+
+// The Symbol used to tag the ReactElement-like types. If there is no native Symbol
+// nor polyfill, then a plain number is used for performance.
+var hasSymbol = typeof Symbol === 'function' && Symbol['for'];
+
+var REACT_ELEMENT_TYPE = hasSymbol ? Symbol['for']('react.element') : 0xeac7;
+var REACT_CALL_TYPE = hasSymbol ? Symbol['for']('react.call') : 0xeac8;
+var REACT_RETURN_TYPE = hasSymbol ? Symbol['for']('react.return') : 0xeac9;
+var REACT_PORTAL_TYPE = hasSymbol ? Symbol['for']('react.portal') : 0xeaca;
+var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol['for']('react.fragment') : 0xeacb;
+
+var MAYBE_ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator;
+var FAUX_ITERATOR_SYMBOL = '@@iterator';
+
+function getIteratorFn(maybeIterable) {
+  if (maybeIterable === null || typeof maybeIterable === 'undefined') {
+    return null;
+  }
+  var maybeIterator = MAYBE_ITERATOR_SYMBOL && maybeIterable[MAYBE_ITERATOR_SYMBOL] || maybeIterable[FAUX_ITERATOR_SYMBOL];
+  if (typeof maybeIterator === 'function') {
+    return maybeIterator;
+  }
+  return null;
+}
+
+/**
+ * WARNING: DO NOT manually require this module.
+ * This is a replacement for `invariant(...)` used by the error code system
+ * and will _only_ be required by the corresponding babel pass.
+ * It always throws.
+ */
+
 /**
  * Copyright (c) 2013-present, Facebook, Inc.
  *
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @providesModule reactProdInvariant
- * 
  */
 
+
+
+var emptyObject = {};
+
+{
+  Object.freeze(emptyObject);
+}
+
+var emptyObject_1 = emptyObject;
+
+/**
+ * Copyright (c) 2013-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ */
+
+
+
+/**
+ * Use invariant() to assert state which your program assumes to be true.
+ *
+ * Provide sprintf-style format (only %s is supported) and arguments
+ * to provide information about what broke and what you were
+ * expecting.
+ *
+ * The invariant message will be stripped in production, but the invariant
+ * will remain to ensure logic does not differ in production.
+ */
+
+var validateFormat = function validateFormat(format) {};
+
+{
+  validateFormat = function validateFormat(format) {
+    if (format === undefined) {
+      throw new Error('invariant requires an error message argument');
+    }
+  };
+}
+
+function invariant(condition, format, a, b, c, d, e, f) {
+  validateFormat(format);
+
+  if (!condition) {
+    var error;
+    if (format === undefined) {
+      error = new Error('Minified exception occurred; use the non-minified dev environment ' + 'for the full error message and additional helpful warnings.');
+    } else {
+      var args = [a, b, c, d, e, f];
+      var argIndex = 0;
+      error = new Error(format.replace(/%s/g, function () {
+        return args[argIndex++];
+      }));
+      error.name = 'Invariant Violation';
+    }
+
+    error.framesToPop = 1; // we don't care about invariant's own frame
+    throw error;
+  }
+}
+
+var invariant_1 = invariant;
+
+/**
+ * Forked from fbjs/warning:
+ * https://github.com/facebook/fbjs/blob/e66ba20ad5be433eb54423f2b097d829324d9de6/packages/fbjs/src/__forks__/warning.js
+ *
+ * Only change is we use console.warn instead of console.error,
+ * and do nothing when 'console' is not supported.
+ * This really simplifies the code.
+ * ---
+ * Similar to invariant but only logs a warning if the condition is not met.
+ * This can be used to log issues in development environments in critical
+ * paths. Removing the logging code for production environments will keep the
+ * same logic and follow the same code paths.
+ */
+
+var lowPriorityWarning = function () {};
+
+{
+  var printWarning = function (format) {
+    for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
+      args[_key - 1] = arguments[_key];
+    }
+
+    var argIndex = 0;
+    var message = 'Warning: ' + format.replace(/%s/g, function () {
+      return args[argIndex++];
+    });
+    if (typeof console !== 'undefined') {
+      console.warn(message);
+    }
+    try {
+      // --- Welcome to debugging React ---
+      // This error was thrown as a convenience so that you can use this stack
+      // to find the callsite that caused this warning to fire.
+      throw new Error(message);
+    } catch (x) {}
+  };
+
+  lowPriorityWarning = function (condition, format) {
+    if (format === undefined) {
+      throw new Error('`warning(condition, format, ...args)` requires a warning ' + 'message argument');
+    }
+    if (!condition) {
+      for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) {
+        args[_key2 - 2] = arguments[_key2];
+      }
+
+      printWarning.apply(undefined, [format].concat(args));
+    }
+  };
+}
+
+var lowPriorityWarning$1 = lowPriorityWarning;
+
 /**
  * Copyright (c) 2013-present, Facebook, Inc.
  *
@@ -149,16 +302,28 @@ emptyFunction.thatReturnsArgument = function (arg) {
 var emptyFunction_1 = emptyFunction;
 
 /**
+ * Copyright (c) 2014-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ */
+
+
+
+
+
+/**
  * Similar to invariant but only logs a warning if the condition is not met.
  * This can be used to log issues in development environments in critical
  * paths. Removing the logging code for production environments will keep the
  * same logic and follow the same code paths.
  */
 
-var warning$1 = emptyFunction_1;
+var warning = emptyFunction_1;
 
 {
-  var printWarning = function printWarning(format) {
+  var printWarning$1 = function printWarning(format) {
     for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
       args[_key - 1] = arguments[_key];
     }
@@ -178,7 +343,7 @@ var warning$1 = emptyFunction_1;
     } catch (x) {}
   };
 
-  warning$1 = function warning(condition, format) {
+  warning = function warning(condition, format) {
     if (format === undefined) {
       throw new Error('`warning(condition, format, ...args)` requires a warning ' + 'message argument');
     }
@@ -192,21 +357,25 @@ var warning$1 = emptyFunction_1;
         args[_key2 - 2] = arguments[_key2];
       }
 
-      printWarning.apply(undefined, [format].concat(args));
+      printWarning$1.apply(undefined, [format].concat(args));
     }
   };
 }
 
-var warning_1 = warning$1;
+var warning_1 = warning;
 
-{
-  var warning = warning_1;
-}
+var didWarnStateUpdateForUnmountedComponent = {};
 
 function warnNoop(publicInstance, callerName) {
   {
     var constructor = publicInstance.constructor;
-    warning(false, '%s(...): Can only update a mounted or mounting component. ' + 'This usually means you called %s() on an unmounted component. ' + 'This is a no-op.\n\nPlease check the code for the %s component.', callerName, callerName, constructor && (constructor.displayName || constructor.name) || 'ReactClass');
+    var componentName = constructor && (constructor.displayName || constructor.name) || 'ReactClass';
+    var warningKey = componentName + '.' + callerName;
+    if (didWarnStateUpdateForUnmountedComponent[warningKey]) {
+      return;
+    }
+    warning_1(false, '%s(...): Can only update a mounted or mounting component. ' + 'This usually means you called %s() on an unmounted component. ' + 'This is a no-op.\n\nPlease check the code for the %s component.', callerName, callerName, componentName);
+    didWarnStateUpdateForUnmountedComponent[warningKey] = true;
   }
 }
 
@@ -278,151 +447,19 @@ var ReactNoopUpdateQueue = {
   }
 };
 
-var ReactNoopUpdateQueue_1 = ReactNoopUpdateQueue;
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- */
-
-var emptyObject = {};
-
-{
-  Object.freeze(emptyObject);
-}
-
-var emptyObject_1 = emptyObject;
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- */
-
-/**
- * Use invariant() to assert state which your program assumes to be true.
- *
- * Provide sprintf-style format (only %s is supported) and arguments
- * to provide information about what broke and what you were
- * expecting.
- *
- * The invariant message will be stripped in production, but the invariant
- * will remain to ensure logic does not differ in production.
- */
-
-var validateFormat = function validateFormat(format) {};
-
-{
-  validateFormat = function validateFormat(format) {
-    if (format === undefined) {
-      throw new Error('invariant requires an error message argument');
-    }
-  };
-}
-
-function invariant(condition, format, a, b, c, d, e, f) {
-  validateFormat(format);
-
-  if (!condition) {
-    var error;
-    if (format === undefined) {
-      error = new Error('Minified exception occurred; use the non-minified dev environment ' + 'for the full error message and additional helpful warnings.');
-    } else {
-      var args = [a, b, c, d, e, f];
-      var argIndex = 0;
-      error = new Error(format.replace(/%s/g, function () {
-        return args[argIndex++];
-      }));
-      error.name = 'Invariant Violation';
-    }
-
-    error.framesToPop = 1; // we don't care about invariant's own frame
-    throw error;
-  }
-}
-
-var invariant_1 = invariant;
-
-/**
- * Copyright (c) 2014-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule lowPriorityWarning
- */
-
-/**
- * Forked from fbjs/warning:
- * https://github.com/facebook/fbjs/blob/e66ba20ad5be433eb54423f2b097d829324d9de6/packages/fbjs/src/__forks__/warning.js
- *
- * Only change is we use console.warn instead of console.error,
- * and do nothing when 'console' is not supported.
- * This really simplifies the code.
- * ---
- * Similar to invariant but only logs a warning if the condition is not met.
- * This can be used to log issues in development environments in critical
- * paths. Removing the logging code for production environments will keep the
- * same logic and follow the same code paths.
- */
-
-var lowPriorityWarning = function () {};
-
-{
-  var printWarning$1 = function (format) {
-    for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
-      args[_key - 1] = arguments[_key];
-    }
-
-    var argIndex = 0;
-    var message = 'Warning: ' + format.replace(/%s/g, function () {
-      return args[argIndex++];
-    });
-    if (typeof console !== 'undefined') {
-      console.warn(message);
-    }
-    try {
-      // --- Welcome to debugging React ---
-      // This error was thrown as a convenience so that you can use this stack
-      // to find the callsite that caused this warning to fire.
-      throw new Error(message);
-    } catch (x) {}
-  };
-
-  lowPriorityWarning = function (condition, format) {
-    if (format === undefined) {
-      throw new Error('`warning(condition, format, ...args)` requires a warning ' + 'message argument');
-    }
-    if (!condition) {
-      for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) {
-        args[_key2 - 2] = arguments[_key2];
-      }
-
-      printWarning$1.apply(undefined, [format].concat(args));
-    }
-  };
-}
-
-var lowPriorityWarning_1 = lowPriorityWarning;
-
 /**
  * Base class helpers for the updating state of a component.
  */
-function ReactComponent(props, context, updater) {
+function Component(props, context, updater) {
   this.props = props;
   this.context = context;
   this.refs = emptyObject_1;
   // We initialize the default updater but the real one gets injected by the
   // renderer.
-  this.updater = updater || ReactNoopUpdateQueue_1;
+  this.updater = updater || ReactNoopUpdateQueue;
 }
 
-ReactComponent.prototype.isReactComponent = {};
+Component.prototype.isReactComponent = {};
 
 /**
  * Sets a subset of the state. Always use this to mutate
@@ -449,7 +486,7 @@ ReactComponent.prototype.isReactComponent = {};
  * @final
  * @protected
  */
-ReactComponent.prototype.setState = function (partialState, callback) {
+Component.prototype.setState = function (partialState, callback) {
   !(typeof partialState === 'object' || typeof partialState === 'function' || partialState == null) ? invariant_1(false, 'setState(...): takes an object of state variables to update or a function which returns an object of state variables.') : void 0;
   this.updater.enqueueSetState(this, partialState, callback, 'setState');
 };
@@ -468,7 +505,7 @@ ReactComponent.prototype.setState = function (partialState, callback) {
  * @final
  * @protected
  */
-ReactComponent.prototype.forceUpdate = function (callback) {
+Component.prototype.forceUpdate = function (callback) {
   this.updater.enqueueForceUpdate(this, callback, 'forceUpdate');
 };
 
@@ -483,9 +520,9 @@ ReactComponent.prototype.forceUpdate = function (callback) {
     replaceState: ['replaceState', 'Refactor your code to use setState instead (see ' + 'https://github.com/facebook/react/issues/3236).']
   };
   var defineDeprecationWarning = function (methodName, info) {
-    Object.defineProperty(ReactComponent.prototype, methodName, {
+    Object.defineProperty(Component.prototype, methodName, {
       get: function () {
-        lowPriorityWarning_1(false, '%s(...) is deprecated in plain JavaScript React classes. %s', info[0], info[1]);
+        lowPriorityWarning$1(false, '%s(...) is deprecated in plain JavaScript React classes. %s', info[0], info[1]);
         return undefined;
       }
     });
@@ -500,59 +537,43 @@ ReactComponent.prototype.forceUpdate = function (callback) {
 /**
  * Base class helpers for the updating state of a component.
  */
-function ReactPureComponent(props, context, updater) {
-  // Duplicated from ReactComponent.
+function PureComponent(props, context, updater) {
+  // Duplicated from Component.
   this.props = props;
   this.context = context;
   this.refs = emptyObject_1;
   // We initialize the default updater but the real one gets injected by the
   // renderer.
-  this.updater = updater || ReactNoopUpdateQueue_1;
+  this.updater = updater || ReactNoopUpdateQueue;
 }
 
 function ComponentDummy() {}
-ComponentDummy.prototype = ReactComponent.prototype;
-var pureComponentPrototype = ReactPureComponent.prototype = new ComponentDummy();
-pureComponentPrototype.constructor = ReactPureComponent;
+ComponentDummy.prototype = Component.prototype;
+var pureComponentPrototype = PureComponent.prototype = new ComponentDummy();
+pureComponentPrototype.constructor = PureComponent;
 // Avoid an extra prototype jump for these methods.
-index(pureComponentPrototype, ReactComponent.prototype);
+objectAssign(pureComponentPrototype, Component.prototype);
 pureComponentPrototype.isPureReactComponent = true;
 
-function ReactAsyncComponent(props, context, updater) {
-  // Duplicated from ReactComponent.
+function AsyncComponent(props, context, updater) {
+  // Duplicated from Component.
   this.props = props;
   this.context = context;
   this.refs = emptyObject_1;
   // We initialize the default updater but the real one gets injected by the
   // renderer.
-  this.updater = updater || ReactNoopUpdateQueue_1;
+  this.updater = updater || ReactNoopUpdateQueue;
 }
 
-var asyncComponentPrototype = ReactAsyncComponent.prototype = new ComponentDummy();
-asyncComponentPrototype.constructor = ReactAsyncComponent;
+var asyncComponentPrototype = AsyncComponent.prototype = new ComponentDummy();
+asyncComponentPrototype.constructor = AsyncComponent;
 // Avoid an extra prototype jump for these methods.
-index(asyncComponentPrototype, ReactComponent.prototype);
+objectAssign(asyncComponentPrototype, Component.prototype);
 asyncComponentPrototype.unstable_isAsyncReactComponent = true;
 asyncComponentPrototype.render = function () {
   return this.props.children;
 };
 
-var ReactBaseClasses = {
-  Component: ReactComponent,
-  PureComponent: ReactPureComponent,
-  AsyncComponent: ReactAsyncComponent
-};
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule ReactCurrentOwner
- * 
- */
-
 /**
  * Keeps track of the current owner.
  *
@@ -567,18 +588,8 @@ var ReactCurrentOwner = {
   current: null
 };
 
-var ReactCurrentOwner_1 = ReactCurrentOwner;
-
 var hasOwnProperty$1 = Object.prototype.hasOwnProperty;
 
-{
-  var warning$3 = warning_1;
-}
-
-// The Symbol used to tag the ReactElement type. If there is no native Symbol
-// nor polyfill, then a plain number is used for performance.
-var REACT_ELEMENT_TYPE$1 = typeof Symbol === 'function' && Symbol['for'] && Symbol['for']('react.element') || 0xeac7;
-
 var RESERVED_PROPS = {
   key: true,
   ref: true,
@@ -617,7 +628,7 @@ function defineKeyPropWarningGetter(props, displayName) {
   var warnAboutAccessingKey = function () {
     if (!specialPropKeyWarningShown) {
       specialPropKeyWarningShown = true;
-      warning$3(false, '%s: `key` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
+      warning_1(false, '%s: `key` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
     }
   };
   warnAboutAccessingKey.isReactWarning = true;
@@ -631,7 +642,7 @@ function defineRefPropWarningGetter(props, displayName) {
   var warnAboutAccessingRef = function () {
     if (!specialPropRefWarningShown) {
       specialPropRefWarningShown = true;
-      warning$3(false, '%s: `ref` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
+      warning_1(false, '%s: `ref` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
     }
   };
   warnAboutAccessingRef.isReactWarning = true;
@@ -664,7 +675,7 @@ function defineRefPropWarningGetter(props, displayName) {
 var ReactElement = function (type, key, ref, self, source, owner, props) {
   var element = {
     // This tag allow us to uniquely identify this as a React Element
-    $$typeof: REACT_ELEMENT_TYPE$1,
+    $$typeof: REACT_ELEMENT_TYPE,
 
     // Built-in properties that belong on the element
     type: type,
@@ -719,9 +730,9 @@ var ReactElement = function (type, key, ref, self, source, owner, props) {
 
 /**
  * Create and return a new ReactElement of the given type.
- * See https://facebook.github.io/react/docs/react-api.html#createelement
+ * See https://reactjs.org/docs/react-api.html#createelement
  */
-ReactElement.createElement = function (type, config, children) {
+function createElement(type, config, children) {
   var propName;
 
   // Reserved names are extracted
@@ -779,7 +790,7 @@ ReactElement.createElement = function (type, config, children) {
   }
   {
     if (key || ref) {
-      if (typeof props.$$typeof === 'undefined' || props.$$typeof !== REACT_ELEMENT_TYPE$1) {
+      if (typeof props.$$typeof === 'undefined' || props.$$typeof !== REACT_ELEMENT_TYPE) {
         var displayName = typeof type === 'function' ? type.displayName || type.name || 'Unknown' : type;
         if (key) {
           defineKeyPropWarningGetter(props, displayName);
@@ -790,39 +801,30 @@ ReactElement.createElement = function (type, config, children) {
       }
     }
   }
-  return ReactElement(type, key, ref, self, source, ReactCurrentOwner_1.current, props);
-};
+  return ReactElement(type, key, ref, self, source, ReactCurrentOwner.current, props);
+}
 
 /**
  * Return a function that produces ReactElements of a given type.
- * See https://facebook.github.io/react/docs/react-api.html#createfactory
+ * See https://reactjs.org/docs/react-api.html#createfactory
  */
-ReactElement.createFactory = function (type) {
-  var factory = ReactElement.createElement.bind(null, type);
-  // Expose the type on the factory and the prototype so that it can be
-  // easily accessed on elements. E.g. `<Foo />.type === Foo`.
-  // This should not be named `constructor` since this may not be the function
-  // that created the element, and it may not even be a constructor.
-  // Legacy hook TODO: Warn if this is accessed
-  factory.type = type;
-  return factory;
-};
 
-ReactElement.cloneAndReplaceKey = function (oldElement, newKey) {
+
+function cloneAndReplaceKey(oldElement, newKey) {
   var newElement = ReactElement(oldElement.type, newKey, oldElement.ref, oldElement._self, oldElement._source, oldElement._owner, oldElement.props);
 
   return newElement;
-};
+}
 
 /**
  * Clone and return a new ReactElement using element as the starting point.
- * See https://facebook.github.io/react/docs/react-api.html#cloneelement
+ * See https://reactjs.org/docs/react-api.html#cloneelement
  */
-ReactElement.cloneElement = function (element, config, children) {
+function cloneElement(element, config, children) {
   var propName;
 
   // Original props are copied
-  var props = index({}, element.props);
+  var props = objectAssign({}, element.props);
 
   // Reserved names are extracted
   var key = element.key;
@@ -841,7 +843,7 @@ ReactElement.cloneElement = function (element, config, children) {
     if (hasValidRef(config)) {
       // Silently steal the ref from the parent.
       ref = config.ref;
-      owner = ReactCurrentOwner_1.current;
+      owner = ReactCurrentOwner.current;
     }
     if (hasValidKey(config)) {
       key = '' + config.key;
@@ -878,30 +880,18 @@ ReactElement.cloneElement = function (element, config, children) {
   }
 
   return ReactElement(element.type, key, ref, self, source, owner, props);
-};
+}
 
 /**
  * Verifies the object is a ReactElement.
- * See https://facebook.github.io/react/docs/react-api.html#isvalidelement
+ * See https://reactjs.org/docs/react-api.html#isvalidelement
  * @param {?object} object
  * @return {boolean} True if `object` is a valid component.
  * @final
  */
-ReactElement.isValidElement = function (object) {
-  return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE$1;
-};
-
-var ReactElement_1 = ReactElement;
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule ReactDebugCurrentFrame
- * 
- */
+function isValidElement(object) {
+  return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;
+}
 
 var ReactDebugCurrentFrame = {};
 
@@ -918,21 +908,6 @@ var ReactDebugCurrentFrame = {};
   };
 }
 
-var ReactDebugCurrentFrame_1 = ReactDebugCurrentFrame;
-
-{
-  var warning$2 = warning_1;
-
-  var _require = ReactDebugCurrentFrame_1,
-      getStackAddendum = _require.getStackAddendum;
-}
-
-var ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator;
-var FAUX_ITERATOR_SYMBOL = '@@iterator'; // Before Symbol spec.
-// The Symbol used to tag the ReactElement type. If there is no native Symbol
-// nor polyfill, then a plain number is used for performance.
-var REACT_ELEMENT_TYPE = typeof Symbol === 'function' && Symbol['for'] && Symbol['for']('react.element') || 0xeac7;
-
 var SEPARATOR = '.';
 var SUBSEPARATOR = ':';
 
@@ -1016,10 +991,28 @@ function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext)
     children = null;
   }
 
-  if (children === null || type === 'string' || type === 'number' ||
-  // The following is inlined from ReactElement. This means we can optimize
-  // some checks. React Fiber also inlines this logic for similar purposes.
-  type === 'object' && children.$$typeof === REACT_ELEMENT_TYPE) {
+  var invokeCallback = false;
+
+  if (children === null) {
+    invokeCallback = true;
+  } else {
+    switch (type) {
+      case 'string':
+      case 'number':
+        invokeCallback = true;
+        break;
+      case 'object':
+        switch (children.$$typeof) {
+          case REACT_ELEMENT_TYPE:
+          case REACT_CALL_TYPE:
+          case REACT_RETURN_TYPE:
+          case REACT_PORTAL_TYPE:
+            invokeCallback = true;
+        }
+    }
+  }
+
+  if (invokeCallback) {
     callback(traverseContext, children,
     // If it's the only child, treat the name as if it was wrapped in an array
     // so that it's consistent if the number of children grows.
@@ -1039,12 +1032,12 @@ function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext)
       subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);
     }
   } else {
-    var iteratorFn = ITERATOR_SYMBOL && children[ITERATOR_SYMBOL] || children[FAUX_ITERATOR_SYMBOL];
+    var iteratorFn = getIteratorFn(children);
     if (typeof iteratorFn === 'function') {
       {
         // Warn about using Maps as children
         if (iteratorFn === children.entries) {
-          warning$2(didWarnAboutMaps, 'Using Maps as children is unsupported and will likely yield ' + 'unexpected results. Convert it to a sequence/iterable of keyed ' + 'ReactElements instead.%s', getStackAddendum());
+          warning_1(didWarnAboutMaps, 'Using Maps as children is unsupported and will likely yield ' + 'unexpected results. Convert it to a sequence/iterable of keyed ' + 'ReactElements instead.%s', ReactDebugCurrentFrame.getStackAddendum());
           didWarnAboutMaps = true;
         }
       }
@@ -1060,7 +1053,7 @@ function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext)
     } else if (type === 'object') {
       var addendum = '';
       {
-        addendum = ' If you meant to render a collection of children, use an array ' + 'instead.' + getStackAddendum();
+        addendum = ' If you meant to render a collection of children, use an array ' + 'instead.' + ReactDebugCurrentFrame.getStackAddendum();
       }
       var childrenString = '' + children;
       invariant_1(false, 'Objects are not valid as a React child (found: %s).%s', childrenString === '[object Object]' ? 'object with keys {' + Object.keys(children).join(', ') + '}' : childrenString, addendum);
@@ -1122,7 +1115,7 @@ function forEachSingleChild(bookKeeping, child, name) {
 /**
  * Iterates through children that are typically specified as `props.children`.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.foreach
+ * See https://reactjs.org/docs/react-api.html#react.children.foreach
  *
  * The provided forEachFunc(child, index) will be called for each
  * leaf child.
@@ -1151,8 +1144,8 @@ function mapSingleChildIntoContext(bookKeeping, child, childKey) {
   if (Array.isArray(mappedChild)) {
     mapIntoWithKeyPrefixInternal(mappedChild, result, childKey, emptyFunction_1.thatReturnsArgument);
   } else if (mappedChild != null) {
-    if (ReactElement_1.isValidElement(mappedChild)) {
-      mappedChild = ReactElement_1.cloneAndReplaceKey(mappedChild,
+    if (isValidElement(mappedChild)) {
+      mappedChild = cloneAndReplaceKey(mappedChild,
       // Keep both the (mapped) and old keys if they differ, just as
       // traverseAllChildren used to do for objects as children
       keyPrefix + (mappedChild.key && (!child || child.key !== mappedChild.key) ? escapeUserProvidedKey(mappedChild.key) + '/' : '') + childKey);
@@ -1174,7 +1167,7 @@ function mapIntoWithKeyPrefixInternal(children, array, prefix, func, context) {
 /**
  * Maps children that are typically specified as `props.children`.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.map
+ * See https://reactjs.org/docs/react-api.html#react.children.map
  *
  * The provided mapFunction(child, key, index) will be called for each
  * leaf child.
@@ -1197,7 +1190,7 @@ function mapChildren(children, func, context) {
  * Count the number of children that are typically specified as
  * `props.children`.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.count
+ * See https://reactjs.org/docs/react-api.html#react.children.count
  *
  * @param {?*} children Children tree container.
  * @return {number} The number of children.
@@ -1210,7 +1203,7 @@ function countChildren(children, context) {
  * Flatten a children object (typically specified as `props.children`) and
  * return an array with appropriately re-keyed children.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.toarray
+ * See https://reactjs.org/docs/react-api.html#react.children.toarray
  */
 function toArray(children) {
   var result = [];
@@ -1218,31 +1211,11 @@ function toArray(children) {
   return result;
 }
 
-var ReactChildren = {
-  forEach: forEachChildren,
-  map: mapChildren,
-  count: countChildren,
-  toArray: toArray
-};
-
-var ReactChildren_1 = ReactChildren;
-
-/**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule ReactVersion
- */
-
-var ReactVersion = '16.0.0';
-
 /**
  * Returns the first child in a collection of children and verifies that there
  * is only one child in the collection.
  *
- * See https://facebook.github.io/react/docs/react-api.html#react.children.only
+ * See https://reactjs.org/docs/react-api.html#react.children.only
  *
  * The current implementation of this function assumes that a single child gets
  * passed without a wrapper, but the purpose of this helper function is to
@@ -1253,11 +1226,25 @@ var ReactVersion = '16.0.0';
  * structure.
  */
 function onlyChild(children) {
-  !ReactElement_1.isValidElement(children) ? invariant_1(false, 'React.Children.only expected to receive a single React element child.') : void 0;
+  !isValidElement(children) ? invariant_1(false, 'React.Children.only expected to receive a single React element child.') : void 0;
   return children;
 }
 
-var onlyChild_1 = onlyChild;
+var describeComponentFrame = function (name, source, ownerName) {
+  return '\n    in ' + (name || 'Unknown') + (source ? ' (at ' + source.fileName.replace(/^.*[\\\/]/, '') + ':' + source.lineNumber + ')' : ownerName ? ' (created by ' + ownerName + ')' : '');
+};
+
+function getComponentName(fiber) {
+  var type = fiber.type;
+
+  if (typeof type === 'string') {
+    return type;
+  }
+  if (typeof type === 'function') {
+    return type.displayName || type.name;
+  }
+  return null;
+}
 
 /**
  * Copyright (c) 2013-present, Facebook, Inc.
@@ -1266,13 +1253,24 @@ var onlyChild_1 = onlyChild;
  * LICENSE file in the root directory of this source tree.
  */
 
+
+
 var ReactPropTypesSecret$1 = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED';
 
 var ReactPropTypesSecret_1 = ReactPropTypesSecret$1;
 
+/**
+ * Copyright (c) 2013-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+
+
 {
   var invariant$2 = invariant_1;
-  var warning$5 = warning_1;
+  var warning$2 = warning_1;
   var ReactPropTypesSecret = ReactPropTypesSecret_1;
   var loggedTypeFailures = {};
 }
@@ -1288,7 +1286,7 @@ var ReactPropTypesSecret_1 = ReactPropTypesSecret$1;
  * @param {?Function} getStack Returns the component stack.
  * @private
  */
-function checkPropTypes$1(typeSpecs, values, location, componentName, getStack) {
+function checkPropTypes(typeSpecs, values, location, componentName, getStack) {
   {
     for (var typeSpecName in typeSpecs) {
       if (typeSpecs.hasOwnProperty(typeSpecName)) {
@@ -1304,7 +1302,7 @@ function checkPropTypes$1(typeSpecs, values, location, componentName, getStack)
         } catch (ex) {
           error = ex;
         }
-        warning$5(!error || error instanceof Error, '%s: type specification of %s `%s` is invalid; the type checker ' + 'function must return `null` or an `Error` but returned a %s. ' + 'You may have forgotten to pass an argument to the type checker ' + 'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' + 'shape all require an argument).', componentName || 'React class', location, typeSpecName, typeof error);
+        warning$2(!error || error instanceof Error, '%s: type specification of %s `%s` is invalid; the type checker ' + 'function must return `null` or an `Error` but returned a %s. ' + 'You may have forgotten to pass an argument to the type checker ' + 'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' + 'shape all require an argument).', componentName || 'React class', location, typeSpecName, typeof error);
         if (error instanceof Error && !(error.message in loggedTypeFailures)) {
           // Only monitor this failure once because there tends to be a lot of the
           // same error.
@@ -1312,72 +1310,27 @@ function checkPropTypes$1(typeSpecs, values, location, componentName, getStack)
 
           var stack = getStack ? getStack() : '';
 
-          warning$5(false, 'Failed %s type: %s%s', location, error.message, stack != null ? stack : '');
+          warning$2(false, 'Failed %s type: %s%s', location, error.message, stack != null ? stack : '');
         }
       }
     }
   }
 }
 
-var checkPropTypes_1 = checkPropTypes$1;
-
-/**
- * Copyright (c) 2016-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * 
- * @providesModule describeComponentFrame
- */
-
-var describeComponentFrame$1 = function (name, source, ownerName) {
-  return '\n    in ' + (name || 'Unknown') + (source ? ' (at ' + source.fileName.replace(/^.*[\\\/]/, '') + ':' + source.lineNumber + ')' : ownerName ? ' (created by ' + ownerName + ')' : '');
-};
+var checkPropTypes_1 = checkPropTypes;
 
 /**
- * Copyright (c) 2013-present, Facebook, Inc.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @providesModule getComponentName
- * 
+ * ReactElementValidator provides a wrapper around a element factory
+ * which validates the props passed to the element. This is intended to be
+ * used only in DEV and could be replaced by a static type checker for languages
+ * that support it.
  */
 
-function getComponentName$1(instanceOrFiber) {
-  if (typeof instanceOrFiber.getName === 'function') {
-    // Stack reconciler
-    var instance = instanceOrFiber;
-    return instance.getName();
-  }
-  if (typeof instanceOrFiber.tag === 'number') {
-    // Fiber reconciler
-    var fiber = instanceOrFiber;
-    var type = fiber.type;
-
-    if (typeof type === 'string') {
-      return type;
-    }
-    if (typeof type === 'function') {
-      return type.displayName || type.name;
-    }
-  }
-  return null;
-}
-
-var getComponentName_1 = getComponentName$1;
-
 {
-  var checkPropTypes = checkPropTypes_1;
-  var lowPriorityWarning$1 = lowPriorityWarning_1;
-  var ReactDebugCurrentFrame$1 = ReactDebugCurrentFrame_1;
-  var warning$4 = warning_1;
-  var describeComponentFrame = describeComponentFrame$1;
-  var getComponentName = getComponentName_1;
-
   var currentlyValidatingElement = null;
 
+  var propTypesMisspellWarningShown = false;
+
   var getDisplayName = function (element) {
     if (element == null) {
       return '#empty';
@@ -1385,29 +1338,30 @@ var getComponentName_1 = getComponentName$1;
       return '#text';
     } else if (typeof element.type === 'string') {
       return element.type;
+    } else if (element.type === REACT_FRAGMENT_TYPE) {
+      return 'React.Fragment';
     } else {
       return element.type.displayName || element.type.name || 'Unknown';
     }
   };
 
-  var getStackAddendum$1 = function () {
+  var getStackAddendum = function () {
     var stack = '';
     if (currentlyValidatingElement) {
       var name = getDisplayName(currentlyValidatingElement);
       var owner = currentlyValidatingElement._owner;
       stack += describeComponentFrame(name, currentlyValidatingElement._source, owner && getComponentName(owner));
     }
-    stack += ReactDebugCurrentFrame$1.getStackAddendum() || '';
+    stack += ReactDebugCurrentFrame.getStackAddendum() || '';
     return stack;
   };
-}
 
-var ITERATOR_SYMBOL$1 = typeof Symbol === 'function' && Symbol.iterator;
-var FAUX_ITERATOR_SYMBOL$1 = '@@iterator'; // Before Symbol spec.
+  var VALID_FRAGMENT_PROPS = new Map([['children', true], ['key', true]]);
+}
 
 function getDeclarationErrorAddendum() {
-  if (ReactCurrentOwner_1.current) {
-    var name = getComponentName(ReactCurrentOwner_1.current);
+  if (ReactCurrentOwner.current) {
+    var name = getComponentName(ReactCurrentOwner.current);
     if (name) {
       return '\n\nCheck the render method of `' + name + '`.';
     }
@@ -1471,14 +1425,14 @@ function validateExplicitKey(element, parentType) {
   // property, it may be the creator of the child that's responsible for
   // assigning it a key.
   var childOwner = '';
-  if (element && element._owner && element._owner !== ReactCurrentOwner_1.current) {
+  if (element && element._owner && element._owner !== ReactCurrentOwner.current) {
     // Give the component that originally created this child.
     childOwner = ' It was passed a child from ' + getComponentName(element._owner) + '.';
   }
 
   currentlyValidatingElement = element;
   {
-    warning$4(false, 'Each child in an array or iterator should have a unique "key" prop.' + '%s%s See https://fb.me/react-warning-keys for more information.%s', currentComponentErrorInfo, childOwner, getStackAddendum$1());
+    warning_1(false, 'Each child in an array or iterator should have a unique "key" prop.' + '%s%s See https://fb.me/react-warning-keys for more information.%s', currentComponentErrorInfo, childOwner, getStackAddendum());
   }
   currentlyValidatingElement = null;
 }
@@ -1499,17 +1453,17 @@ function validateChildKeys(node, parentType) {
   if (Array.isArray(node)) {
     for (var i = 0; i < node.length; i++) {
       var child = node[i];
-      if (ReactElement_1.isValidElement(child)) {
+      if (isValidElement(child)) {
         validateExplicitKey(child, parentType);
       }
     }
-  } else if (ReactElement_1.isValidElement(node)) {
+  } else if (isValidElement(node)) {
     // This element was passed in a valid location.
     if (node._store) {
       node._store.validated = true;
     }
   } else if (node) {
-    var iteratorFn = ITERATOR_SYMBOL$1 && node[ITERATOR_SYMBOL$1] || node[FAUX_ITERATOR_SYMBOL$1];
+    var iteratorFn = getIteratorFn(node);
     if (typeof iteratorFn === 'function') {
       // Entry iterators used to provide implicit keys,
       // but now we print a separate warning for them later.
@@ -1517,7 +1471,7 @@ function validateChildKeys(node, parentType) {
         var iterator = iteratorFn.call(node);
         var step;
         while (!(step = iterator.next()).done) {
-          if (ReactElement_1.isValidElement(step.value)) {
+          if (isValidElement(step.value)) {
             validateExplicitKey(step.value, parentType);
           }
         }
@@ -1539,457 +1493,192 @@ function validatePropTypes(element) {
   }
   var name = componentClass.displayName || componentClass.name;
   var propTypes = componentClass.propTypes;
-
   if (propTypes) {
     currentlyValidatingElement = element;
-    checkPropTypes(propTypes, element.props, 'prop', name, getStackAddendum$1);
+    checkPropTypes_1(propTypes, element.props, 'prop', name, getStackAddendum);
     currentlyValidatingElement = null;
+  } else if (componentClass.PropTypes !== undefined && !propTypesMisspellWarningShown) {
+    propTypesMisspellWarningShown = true;
+    warning_1(false, 'Component %s declared `PropTypes` instead of `propTypes`. Did you misspell the property assignment?', name || 'Unknown');
   }
   if (typeof componentClass.getDefaultProps === 'function') {
-    warning$4(componentClass.getDefaultProps.isReactClassApproved, 'getDefaultProps is only used on classic React.createClass ' + 'definitions. Use a static property named `defaultProps` instead.');
+    warning_1(componentClass.getDefaultProps.isReactClassApproved, 'getDefaultProps is only used on classic React.createClass ' + 'definitions. Use a static property named `defaultProps` instead.');
   }
 }
 
-var ReactElementValidator$1 = {
-  createElement: function (type, props, children) {
-    var validType = typeof type === 'string' || typeof type === 'function';
-    // We warn in this case but don't throw. We expect the element creation to
-    // succeed and there will likely be errors in render.
-    if (!validType) {
-      var info = '';
-      if (type === undefined || typeof type === 'object' && type !== null && Object.keys(type).length === 0) {
-        info += ' You likely forgot to export your component from the file ' + "it's defined in.";
-      }
-
-      var sourceInfo = getSourceInfoErrorAddendum(props);
-      if (sourceInfo) {
-        info += sourceInfo;
-      } else {
-        info += getDeclarationErrorAddendum();
-      }
-
-      info += ReactDebugCurrentFrame$1.getStackAddendum() || '';
+/**
+ * Given a fragment, validate that it can only be provided with fragment props
+ * @param {ReactElement} fragment
+ */
+function validateFragmentProps(fragment) {
+  currentlyValidatingElement = fragment;
 
-      warning$4(false, 'React.createElement: type is invalid -- expected a string (for ' + 'built-in components) or a class/function (for composite ' + 'components) but got: %s.%s', type == null ? type : typeof type, info);
-    }
+  var _iteratorNormalCompletion = true;
+  var _didIteratorError = false;
+  var _iteratorError = undefined;
 
-    var element = ReactElement_1.createElement.apply(this, arguments);
+  try {
+    for (var _iterator = Object.keys(fragment.props)[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
+      var key = _step.value;
 
-    // The result can be nullish if a mock or a custom function is used.
-    // TODO: Drop this when these are no longer allowed as the type argument.
-    if (element == null) {
-      return element;
+      if (!VALID_FRAGMENT_PROPS.has(key)) {
+        warning_1(false, 'Invalid prop `%s` supplied to `React.Fragment`. ' + 'React.Fragment can only have `key` and `children` props.%s', key, getStackAddendum());
+        break;
+      }
     }
-
-    // Skip key warning if the type isn't valid since our key validation logic
-    // doesn't expect a non-string/function type and can throw confusing errors.
-    // We don't want exception behavior to differ between dev and prod.
-    // (Rendering will throw with a helpful message and as soon as the type is
-    // fixed, the key warnings will appear.)
-    if (validType) {
-      for (var i = 2; i < arguments.length; i++) {
-        validateChildKeys(arguments[i], type);
+  } catch (err) {
+    _didIteratorError = true;
+    _iteratorError = err;
+  } finally {
+    try {
+      if (!_iteratorNormalCompletion && _iterator['return']) {
+        _iterator['return']();
+      }
+    } finally {
+      if (_didIteratorError) {
+        throw _iteratorError;
       }
     }
+  }
 
-    validatePropTypes(element);
-
-    return element;
-  },
+  if (fragment.ref !== null) {
+    warning_1(false, 'Invalid attribute `ref` supplied to `React.Fragment`.%s', getStackAddendum());
+  }
 
-  createFactory: function (type) {
-    var validatedFactory = ReactElementValidator$1.createElement.bind(null, type);
-    // Legacy hook TODO: Warn if this is accessed
-    validatedFactory.type = type;
+  currentlyValidatingElement = null;
+}
 
-    {
-      Object.defineProperty(validatedFactory, 'type', {
-        enumerable: false,
-        get: function () {
-          lowPriorityWarning$1(false, 'Factory.type is deprecated. Access the class directly ' + 'before passing it to createFactory.');
-          Object.defineProperty(this, 'type', {
-            value: type
-          });
-          return type;
-        }
-      });
+function createElementWithValidation(type, props, children) {
+  var validType = typeof type === 'string' || typeof type === 'function' || typeof type === 'symbol' || typeof type === 'number';
+  // We warn in this case but don't throw. We expect the element creation to
+  // succeed and there will likely be errors in render.
+  if (!validType) {
+    var info = '';
+    if (type === undefined || typeof type === 'object' && type !== null && Object.keys(type).length === 0) {
+      info += ' You likely forgot to export your component from the file ' + "it's defined in, or you might have mixed up default and named imports.";
     }
 
-    return validatedFactory;
-  },
-
-  cloneElement: function (element, props, children) {
-    var newElement = ReactElement_1.cloneElement.apply(this, arguments);
-    for (var i = 2; i < arguments.length; i++) {
-      validateChildKeys(arguments[i], newElement.type);
+    var sourceInfo = getSourceInfoErrorAddendum(props);
+    if (sourceInfo) {
+      info += sourceInfo;
+    } else {
+      info += getDeclarationErrorAddendum();
     }
-    validatePropTypes(newElement);
-    return newElement;
-  }
-};
 
-var ReactElementValidator_1 = ReactElementValidator$1;
+    info += getStackAddendum() || '';
 
-{
-  var warning$6 = warning_1;
-}
-
-function isNative(fn) {
-  // Based on isNative() from Lodash
-  var funcToString = Function.prototype.toString;
-  var reIsNative = RegExp('^' + funcToString
-  // Take an example native function source for comparison
-  .call(Object.prototype.hasOwnProperty)
-  // Strip regex characters so we can use it for regex
-  .replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-  // Remove hasOwnProperty from the template to make it generic
-  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$');
-  try {
-    var source = funcToString.call(fn);
-    return reIsNative.test(source);
-  } catch (err) {
-    return false;
+    warning_1(false, 'React.createElement: type is invalid -- expected a string (for ' + 'built-in components) or a class/function (for composite ' + 'components) but got: %s.%s', type == null ? type : typeof type, info);
   }
-}
-
-var canUseCollections =
-// Array.from
-typeof Array.from === 'function' &&
-// Map
-typeof Map === 'function' && isNative(Map) &&
-// Map.prototype.keys
-Map.prototype != null && typeof Map.prototype.keys === 'function' && isNative(Map.prototype.keys) &&
-// Set
-typeof Set === 'function' && isNative(Set) &&
-// Set.prototype.keys
-Set.prototype != null && typeof Set.prototype.keys === 'function' && isNative(Set.prototype.keys);
-
-var setItem;
-var getItem;
-var removeItem;
-var getItemIDs;
-var addRoot;
-var removeRoot;
-var getRootIDs;
-
-if (canUseCollections) {
-  var itemMap = new Map();
-  var rootIDSet = new Set();
-
-  setItem = function (id, item) {
-    itemMap.set(id, item);
-  };
-  getItem = function (id) {
-    return itemMap.get(id);
-  };
-  removeItem = function (id) {
-    itemMap['delete'](id);
-  };
-  getItemIDs = function () {
-    return Array.from(itemMap.keys());
-  };
-
-  addRoot = function (id) {
-    rootIDSet.add(id);
-  };
-  removeRoot = function (id) {
-    rootIDSet['delete'](id);
-  };
-  getRootIDs = function () {
-    return Array.from(rootIDSet.keys());
-  };
-} else {
-  var itemByKey = {};
-  var rootByKey = {};
-
-  // Use non-numeric keys to prevent V8 performance issues:
-  // https://github.com/facebook/react/pull/7232
-  var getKeyFromID = function (id) {
-    return '.' + id;
-  };
-  var getIDFromKey = function (key) {
-    return parseInt(key.substr(1), 10);
-  };
-
-  setItem = function (id, item) {
-    var key = getKeyFromID(id);
-    itemByKey[key] = item;
-  };
-  getItem = function (id) {
-    var key = getKeyFromID(id);
-    return itemByKey[key];
-  };
-  removeItem = function (id) {
-    var key = getKeyFromID(id);
-    delete itemByKey[key];
-  };
-  getItemIDs = function () {
-    return Object.keys(itemByKey).map(getIDFromKey);
-  };
-
-  addRoot = function (id) {
-    var key = getKeyFromID(id);
-    rootByKey[key] = true;
-  };
-  removeRoot = function (id) {
-    var key = getKeyFromID(id);
-    delete rootByKey[key];
-  };
-  getRootIDs = function () {
-    return Object.keys(rootByKey).map(getIDFromKey);
-  };
-}
 
-var unmountedIDs = [];
+  var element = createElement.apply(this, arguments);
 
-function purgeDeep(id) {
-  var item = getItem(id);
-  if (item) {
-    var childIDs = item.childIDs;
+  // The result can be nullish if a mock or a custom function is used.
+  // TODO: Drop this when these are no longer allowed as the type argument.
+  if (element == null) {
+    return element;
+  }
 
-    removeItem(id);
-    childIDs.forEach(purgeDeep);
+  // Skip key warning if the type isn't valid since our key validation logic
+  // doesn't expect a non-string/function type and can throw confusing errors.
+  // We don't want exception behavior to differ between dev and prod.
+  // (Rendering will throw with a helpful message and as soon as the type is
+  // fixed, the key warnings will appear.)
+  if (validType) {
+    for (var i = 2; i < arguments.length; i++) {
+      validateChildKeys(arguments[i], type);
+    }
   }
-}
 
-function getDisplayName$1(element) {
-  if (element == null) {
-    return '#empty';
-  } else if (typeof element === 'string' || typeof element === 'number') {
-    return '#text';
-  } else if (typeof element.type === 'string') {
-    return element.type;
+  if (typeof type === 'symbol' && type === REACT_FRAGMENT_TYPE) {
+    validateFragmentProps(element);
   } else {
-    return element.type.displayName || element.type.name || 'Unknown';
+    validatePropTypes(element);
   }
-}
 
-function describeID(id) {
-  var name = ReactComponentTreeHook.getDisplayName(id);
-  var element = ReactComponentTreeHook.getElement(id);
-  var ownerID = ReactComponentTreeHook.getOwnerID(id);
-  var ownerName = void 0;
-
-  if (ownerID) {
-    ownerName = ReactComponentTreeHook.getDisplayName(ownerID);
-  }
-  warning$6(element, 'ReactComponentTreeHook: Missing React element for debugID %s when ' + 'building stack', id);
-  return describeComponentFrame$1(name || '', element && element._source, ownerName || '');
+  return element;
 }
 
-var ReactComponentTreeHook = {
-  onSetChildren: function (id, nextChildIDs) {
-    var item = getItem(id);
-    !item ? invariant_1(false, 'Item must have been set') : void 0;
-    item.childIDs = nextChildIDs;
-
-    for (var i = 0; i < nextChildIDs.length; i++) {
-      var nextChildID = nextChildIDs[i];
-      var nextChild = getItem(nextChildID);
-      !nextChild ? invariant_1(false, 'Expected hook events to fire for the child before its parent includes it in onSetChildren().') : void 0;
-      !(nextChild.childIDs != null || typeof nextChild.element !== 'object' || nextChild.element == null) ? invariant_1(false, 'Expected onSetChildren() to fire for a container child before its parent includes it in onSetChildren().') : void 0;
-      !nextChild.isMounted ? invariant_1(false, 'Expected onMountComponent() to fire for the child before its parent includes it in onSetChildren().') : void 0;
-      if (nextChild.parentID == null) {
-        nextChild.parentID = id;
-        // TODO: This shouldn't be necessary but mounting a new root during in
-        // componentWillMount currently causes not-yet-mounted components to
-        // be purged from our tree data so their parent id is missing.
-      }
-      !(nextChild.parentID === id) ? invariant_1(false, 'Expected onBeforeMountComponent() parent and onSetChildren() to be consistent (%s has parents %s and %s).', nextChildID, nextChild.parentID, id) : void 0;
-    }
-  },
-  onBeforeMountComponent: function (id, element, parentID) {
-    var item = {
-      element: element,
-      parentID: parentID,
-      text: null,
-      childIDs: [],
-      isMounted: false,
-      updateCount: 0
-    };
-    setItem(id, item);
-  },
-  onBeforeUpdateComponent: function (id, element) {
-    var item = getItem(id);
-    if (!item || !item.isMounted) {
-      // We may end up here as a result of setState() in componentWillUnmount().
-      // In this case, ignore the element.
-      return;
-    }
-    item.element = element;
-  },
-  onMountComponent: function (id) {
-    var item = getItem(id);
-    !item ? invariant_1(false, 'Item must have been set') : void 0;
-    item.isMounted = true;
-    var isRoot = item.parentID === 0;
-    if (isRoot) {
-      addRoot(id);
-    }
-  },
-  onUpdateComponent: function (id) {
-    var item = getItem(id);
-    if (!item || !item.isMounted) {
-      // We may end up here as a result of setState() in componentWillUnmount().
-      // In this case, ignore the element.
-      return;
-    }
-    item.updateCount++;
-  },
-  onUnmountComponent: function (id) {
-    var item = getItem(id);
-    if (item) {
-      // We need to check if it exists.
-      // `item` might not exist if it is inside an error boundary, and a sibling
-      // error boundary child threw while mounting. Then this instance never
-      // got a chance to mount, but it still gets an unmounting event during
-      // the error boundary cleanup.
-      item.isMounted = false;
-      var isRoot = item.parentID === 0;
-      if (isRoot) {
-        removeRoot(id);
-      }
-    }
-    unmountedIDs.push(id);
-  },
-  purgeUnmountedComponents: function () {
-    if (ReactComponentTreeHook._preventPurging) {
-      // Should only be used for testing.
-      return;
-    }
+function createFactoryWithValidation(type) {
+  var validatedFactory = createElementWithValidation.bind(null, type);
+  // Legacy hook TODO: Warn if this is accessed
+  validatedFactory.type = type;
 
-    for (var i = 0; i < unmountedIDs.length; i++) {
-      var id = unmountedIDs[i];
-      purgeDeep(id);
-    }
-    unmountedIDs.length = 0;
-  },
-  isMounted: function (id) {
-    var item = getItem(id);
-    return item ? item.isMounted : false;
-  },
-  getCurrentStackAddendum: function () {
-    var info = '';
-    var currentOwner = ReactCurrentOwner_1.current;
-    if (currentOwner) {
-      !(typeof currentOwner.tag !== 'number') ? invariant_1(false, 'Fiber owners should not show up in Stack stack traces.') : void 0;
-      if (typeof currentOwner._debugID === 'number') {
-        info += ReactComponentTreeHook.getStackAddendumByID(currentOwner._debugID);
+  {
+    Object.defineProperty(validatedFactory, 'type', {
+      enumerable: false,
+      get: function () {
+        lowPriorityWarning$1(false, 'Factory.type is deprecated. Access the class directly ' + 'before passing it to createFactory.');
+        Object.defineProperty(this, 'type', {
+          value: type
+        });
+        return type;
       }
-    }
-    return info;
-  },
-  getStackAddendumByID: function (id) {
-    var info = '';
-    while (id) {
-      info += describeID(id);
-      id = ReactComponentTreeHook.getParentID(id);
-    }
-    return info;
-  },
-  getChildIDs: function (id) {
-    var item = getItem(id);
-    return item ? item.childIDs : [];
-  },
-  getDisplayName: function (id) {
-    var element = ReactComponentTreeHook.getElement(id);
-    if (!element) {
-      return null;
-    }
-    return getDisplayName$1(element);
-  },
-  getElement: function (id) {
-    var item = getItem(id);
-    return item ? item.element : null;
-  },
-  getOwnerID: function (id) {
-    var element = ReactComponentTreeHook.getElement(id);
-    if (!element || !element._owner) {
-      return null;
-    }
-    return element._owner._debugID;
-  },
-  getParentID: function (id) {
-    var item = getItem(id);
-    return item ? item.parentID : null;
-  },
-  getSource: function (id) {
-    var item = getItem(id);
-    var element = item ? item.element : null;
-    var source = element != null ? element._source : null;
-    return source;
-  },
-  getText: function (id) {
-    var element = ReactComponentTreeHook.getElement(id);
-    if (typeof element === 'string') {
-      return element;
-    } else if (typeof element === 'number') {
-      return '' + element;
-    } else {
-      return null;
-    }
-  },
-  getUpdateCount: function (id) {
-    var item = getItem(id);
-    return item ? item.updateCount : 0;
-  },
-
-
-  getRootIDs: getRootIDs,
-  getRegisteredIDs: getItemIDs
-};
-
-var ReactComponentTreeHook_1 = ReactComponentTreeHook;
+    });
+  }
 
-var createElement = ReactElement_1.createElement;
-var createFactory = ReactElement_1.createFactory;
-var cloneElement = ReactElement_1.cloneElement;
+  return validatedFactory;
+}
 
-{
-  var ReactElementValidator = ReactElementValidator_1;
-  createElement = ReactElementValidator.createElement;
-  createFactory = ReactElementValidator.createFactory;
-  cloneElement = ReactElementValidator.cloneElement;
+function cloneElementWithValidation(element, props, children) {
+  var newElement = cloneElement.apply(this, arguments);
+  for (var i = 2; i < arguments.length; i++) {
+    validateChildKeys(arguments[i], newElement.type);
+  }
+  validatePropTypes(newElement);
+  return newElement;
 }
 
 var React = {
   Children: {
-    map: ReactChildren_1.map,
-    forEach: ReactChildren_1.forEach,
-    count: ReactChildren_1.count,
-    toArray: ReactChildren_1.toArray,
-    only: onlyChild_1
+    map: mapChildren,
+    forEach: forEachChildren,
+    count: countChildren,
+    toArray: toArray,
+    only: onlyChild
   },
 
-  Component: ReactBaseClasses.Component,
-  PureComponent: ReactBaseClasses.PureComponent,
-  unstable_AsyncComponent: ReactBaseClasses.AsyncComponent,
+  Component: Component,
+  PureComponent: PureComponent,
+  unstable_AsyncComponent: AsyncComponent,
 
-  createElement: createElement,
-  cloneElement: cloneElement,
-  isValidElement: ReactElement_1.isValidElement,
+  Fragment: REACT_FRAGMENT_TYPE,
 
-  createFactory: createFactory,
+  createElement: createElementWithValidation,
+  cloneElement: cloneElementWithValidation,
+  createFactory: createFactoryWithValidation,
+  isValidElement: isValidElement,
 
   version: ReactVersion,
 
   __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED: {
-    ReactCurrentOwner: ReactCurrentOwner_1,
+    ReactCurrentOwner: ReactCurrentOwner,
     // Used by renderers to avoid bundling object-assign twice in UMD bundles:
-    assign: index
+    assign: objectAssign
   }
 };
 
 {
-  index(React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED, {
+  objectAssign(React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED, {
     // These should not be included in production.
-    ReactComponentTreeHook: ReactComponentTreeHook_1,
-    ReactDebugCurrentFrame: ReactDebugCurrentFrame_1
+    ReactDebugCurrentFrame: ReactDebugCurrentFrame,
+    // Shim for React DOM 16.0.0 which still destructured (but not used) this.
+    // TODO: remove in React 17.0.
+    ReactComponentTreeHook: {}
   });
 }
 
-var ReactEntry = React;
 
-return ReactEntry;
+
+var React$2 = Object.freeze({
+	default: React
+});
+
+var React$3 = ( React$2 && React ) || React$2;
+
+// TODO: decide on the top-level export form.
+// This is hacky but makes it work with both Rollup and Jest.
+var react = React$3['default'] ? React$3['default'] : React$3;
+
+return react;
 
 })));
diff --git a/node_modules/react/umd/react.production.min.js b/node_modules/react/umd/react.production.min.js
index 79c7d2012..9c934d7d1 100644
--- a/node_modules/react/umd/react.production.min.js
+++ b/node_modules/react/umd/react.production.min.js
@@ -1,22 +1,21 @@
-/*
- React v16.0.0
- react.production.min.js
-
- Copyright (c) 2013-present, Facebook, Inc.
-
- This source code is licensed under the MIT license found in the
- LICENSE file in the root directory of this source tree.
-*/
-'use strict';function y(){function q(){}function n(a,b,c,d,e,f,g){return{$$typeof:J,type:a,key:b,ref:c,props:g,_owner:f}}function z(a){for(var b=arguments.length-1,c="Minified React error #"+a+"; visit http://facebook.github.io/react/docs/error-decoder.html?invariant\x3d"+a,d=0;d<b;d++)c+="\x26args[]\x3d"+encodeURIComponent(arguments[d+1]);b=Error(c+" for the full message or use the non-minified dev environment for full errors and additional helpful warnings.");b.name="Invariant Violation";b.framesToPop=
-1;throw b;}function r(a,b,c){this.props=a;this.context=b;this.refs=A;this.updater=c||B}function C(a,b,c){this.props=a;this.context=b;this.refs=A;this.updater=c||B}function D(){}function E(a,b,c){this.props=a;this.context=b;this.refs=A;this.updater=c||B}function v(a){return function(){return a}}function R(a){var b={"\x3d":"\x3d0",":":"\x3d2"};return"$"+(""+a).replace(/[=:]/g,function(a){return b[a]})}function K(a,b,c,d){if(w.length){var e=w.pop();e.result=a;e.keyPrefix=b;e.func=c;e.context=d;e.count=
-0;return e}return{result:a,keyPrefix:b,func:c,context:d,count:0}}function L(a){a.result=null;a.keyPrefix=null;a.func=null;a.context=null;a.count=0;10>w.length&&w.push(a)}function u(a,b,c,d){var e=typeof a;if("undefined"===e||"boolean"===e)a=null;if(null===a||"string"===e||"number"===e||"object"===e&&a.$$typeof===S)return c(d,a,""===b?"."+F(a,0):b),1;var f=0;b=""===b?".":b+":";if(Array.isArray(a))for(var g=0;g<a.length;g++){e=a[g];var h=b+F(e,g);f+=u(e,h,c,d)}else if(h=M&&a[M]||a["@@iterator"],"function"===
-typeof h)for(a=h.call(a),g=0;!(e=a.next()).done;)e=e.value,h=b+F(e,g++),f+=u(e,h,c,d);else"object"===e&&(c=""+a,z("31","[object Object]"===c?"object with keys {"+Object.keys(a).join(", ")+"}":c,""));return f}function F(a,b){return"object"===typeof a&&null!==a&&null!=a.key?R(a.key):b.toString(36)}function T(a,b){a.func.call(a.context,b,a.count++)}function U(a,b,c){var d=a.result,e=a.keyPrefix;a=a.func.call(a.context,b,a.count++);Array.isArray(a)?G(a,d,c,H.thatReturnsArgument):null!=a&&(t.isValidElement(a)&&
-(a=t.cloneAndReplaceKey(a,e+(!a.key||b&&b.key===a.key?"":(""+a.key).replace(N,"$\x26/")+"/")+c)),d.push(a))}function G(a,b,c,d,e){var f="";null!=c&&(f=(""+c).replace(N,"$\x26/")+"/");b=K(b,f,d,e);null==a||u(a,"",U,b);L(b)}var O=Object.getOwnPropertySymbols,V=Object.prototype.hasOwnProperty,W=Object.prototype.propertyIsEnumerable,x=function(){try{if(!Object.assign)return!1;var a=new String("abc");a[5]="de";if("5"===Object.getOwnPropertyNames(a)[0])return!1;var b={};for(a=0;10>a;a++)b["_"+String.fromCharCode(a)]=
-a;if("0123456789"!==Object.getOwnPropertyNames(b).map(function(a){return b[a]}).join(""))return!1;var c={};"abcdefghijklmnopqrst".split("").forEach(function(a){c[a]=a});return"abcdefghijklmnopqrst"!==Object.keys(Object.assign({},c)).join("")?!1:!0}catch(d){return!1}}()?Object.assign:function(a,b){if(null===a||void 0===a)throw new TypeError("Object.assign cannot be called with null or undefined");var c=Object(a);for(var d,e=1;e<arguments.length;e++){var f=Object(arguments[e]);for(var g in f)V.call(f,
-g)&&(c[g]=f[g]);if(O){d=O(f);for(var h=0;h<d.length;h++)W.call(f,d[h])&&(c[d[h]]=f[d[h]])}}return c},B={isMounted:function(){return!1},enqueueForceUpdate:function(){},enqueueReplaceState:function(){},enqueueSetState:function(){}},A={};r.prototype.isReactComponent={};r.prototype.setState=function(a,b){"object"!==typeof a&&"function"!==typeof a&&null!=a?z("85"):void 0;this.updater.enqueueSetState(this,a,b,"setState")};r.prototype.forceUpdate=function(a){this.updater.enqueueForceUpdate(this,a,"forceUpdate")};
-D.prototype=r.prototype;var k=C.prototype=new D;k.constructor=C;x(k,r.prototype);k.isPureReactComponent=!0;k=E.prototype=new D;k.constructor=E;x(k,r.prototype);k.unstable_isAsyncReactComponent=!0;k.render=function(){return this.props.children};var I={current:null},P=Object.prototype.hasOwnProperty,J="function"===typeof Symbol&&Symbol["for"]&&Symbol["for"]("react.element")||60103,Q={key:!0,ref:!0,__self:!0,__source:!0};n.createElement=function(a,b,c){var d,e={},f=null,g=null,h=null,k=null;if(null!=
-b)for(d in void 0!==b.ref&&(g=b.ref),void 0!==b.key&&(f=""+b.key),h=void 0===b.__self?null:b.__self,k=void 0===b.__source?null:b.__source,b)P.call(b,d)&&!Q.hasOwnProperty(d)&&(e[d]=b[d]);var m=arguments.length-2;if(1===m)e.children=c;else if(1<m){for(var l=Array(m),p=0;p<m;p++)l[p]=arguments[p+2];e.children=l}if(a&&a.defaultProps)for(d in m=a.defaultProps,m)void 0===e[d]&&(e[d]=m[d]);return n(a,f,g,h,k,I.current,e)};n.createFactory=function(a){var b=n.createElement.bind(null,a);b.type=a;return b};
-n.cloneAndReplaceKey=function(a,b){return n(a.type,b,a.ref,a._self,a._source,a._owner,a.props)};n.cloneElement=function(a,b,c){var d=x({},a.props),e=a.key,f=a.ref,g=a._self,h=a._source,k=a._owner;if(null!=b){void 0!==b.ref&&(f=b.ref,k=I.current);void 0!==b.key&&(e=""+b.key);if(a.type&&a.type.defaultProps)var m=a.type.defaultProps;for(l in b)P.call(b,l)&&!Q.hasOwnProperty(l)&&(d[l]=void 0===b[l]&&void 0!==m?m[l]:b[l])}var l=arguments.length-2;if(1===l)d.children=c;else if(1<l){m=Array(l);for(var p=
-0;p<l;p++)m[p]=arguments[p+2];d.children=m}return n(a.type,e,f,g,h,k,d)};n.isValidElement=function(a){return"object"===typeof a&&null!==a&&a.$$typeof===J};var t=n;q.thatReturns=v;q.thatReturnsFalse=v(!1);q.thatReturnsTrue=v(!0);q.thatReturnsNull=v(null);q.thatReturnsThis=function(){return this};q.thatReturnsArgument=function(a){return a};var H=q,M="function"===typeof Symbol&&Symbol.iterator,S="function"===typeof Symbol&&Symbol["for"]&&Symbol["for"]("react.element")||60103,N=/\/+/g,w=[];return{Children:{map:function(a,
-b,c){if(null==a)return a;var d=[];G(a,d,null,b,c);return d},forEach:function(a,b,c){if(null==a)return a;b=K(null,null,b,c);null==a||u(a,"",T,b);L(b)},count:function(a){return null==a?0:u(a,"",H.thatReturnsNull,null)},toArray:function(a){var b=[];G(a,b,null,H.thatReturnsArgument);return b},only:function(a){t.isValidElement(a)?void 0:z("143");return a}},Component:r,PureComponent:C,unstable_AsyncComponent:E,createElement:t.createElement,cloneElement:t.cloneElement,isValidElement:t.isValidElement,createFactory:t.createFactory,
-version:"16.0.0",__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED:{ReactCurrentOwner:I,assign:x}}}"object"===typeof exports&&"undefined"!==typeof module?module.exports=y():"function"===typeof define&&define.amd?define(y):this.React=y();
+/** @license React v16.2.0
+ * react.production.min.js
+ *
+ * Copyright (c) 2013-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+'use strict';(function(q,k){"object"===typeof exports&&"undefined"!==typeof module?module.exports=k():"function"===typeof define&&define.amd?define(k):q.React=k()})(this,function(){function q(a){for(var b=arguments.length-1,c="Minified React error #"+a+"; visit http://facebook.github.io/react/docs/error-decoder.html?invariant\x3d"+a,d=0;d<b;d++)c+="\x26args[]\x3d"+encodeURIComponent(arguments[d+1]);b=Error(c+" for the full message or use the non-minified dev environment for full errors and additional helpful warnings.");
+b.name="Invariant Violation";b.framesToPop=1;throw b;}function k(a){return function(){return a}}function p(a,b,c){this.props=a;this.context=b;this.refs=w;this.updater=c||x}function y(a,b,c){this.props=a;this.context=b;this.refs=w;this.updater=c||x}function z(){}function A(a,b,c){this.props=a;this.context=b;this.refs=w;this.updater=c||x}function G(a,b,c){var d,f={},l=null,e=null;if(null!=b)for(d in void 0!==b.ref&&(e=b.ref),void 0!==b.key&&(l=""+b.key),b)H.call(b,d)&&!I.hasOwnProperty(d)&&(f[d]=b[d]);
+var g=arguments.length-2;if(1===g)f.children=c;else if(1<g){for(var h=Array(g),n=0;n<g;n++)h[n]=arguments[n+2];f.children=h}if(a&&a.defaultProps)for(d in g=a.defaultProps,g)void 0===f[d]&&(f[d]=g[d]);return{$$typeof:r,type:a,key:l,ref:e,props:f,_owner:B.current}}function C(a){return"object"===typeof a&&null!==a&&a.$$typeof===r}function O(a){var b={"\x3d":"\x3d0",":":"\x3d2"};return"$"+(""+a).replace(/[=:]/g,function(a){return b[a]})}function J(a,b,c,d){if(u.length){var f=u.pop();f.result=a;f.keyPrefix=
+b;f.func=c;f.context=d;f.count=0;return f}return{result:a,keyPrefix:b,func:c,context:d,count:0}}function K(a){a.result=null;a.keyPrefix=null;a.func=null;a.context=null;a.count=0;10>u.length&&u.push(a)}function t(a,b,c,d){var f=typeof a;if("undefined"===f||"boolean"===f)a=null;var l=!1;if(null===a)l=!0;else switch(f){case "string":case "number":l=!0;break;case "object":switch(a.$$typeof){case r:case P:case Q:case R:l=!0}}if(l)return c(d,a,""===b?"."+D(a,0):b),1;l=0;b=""===b?".":b+":";if(Array.isArray(a))for(var e=
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+b,a.count++)}function T(a,b,c){var d=a.result,f=a.keyPrefix;a=a.func.call(a.context,b,a.count++);Array.isArray(a)?E(a,d,c,F.thatReturnsArgument):null!=a&&(C(a)&&(b=f+(!a.key||b&&b.key===a.key?"":(""+a.key).replace(M,"$\x26/")+"/")+c,a={$$typeof:r,type:a.type,key:b,ref:a.ref,props:a.props,_owner:a._owner}),d.push(a))}function E(a,b,c,d,f){var e="";null!=c&&(e=(""+c).replace(M,"$\x26/")+"/");b=J(b,e,d,f);null==a||t(a,"",T,b);K(b)}var N=Object.getOwnPropertySymbols,U=Object.prototype.hasOwnProperty,
+V=Object.prototype.propertyIsEnumerable,v=function(){try{if(!Object.assign)return!1;var a=new String("abc");a[5]="de";if("5"===Object.getOwnPropertyNames(a)[0])return!1;var b={};for(a=0;10>a;a++)b["_"+String.fromCharCode(a)]=a;if("0123456789"!==Object.getOwnPropertyNames(b).map(function(a){return b[a]}).join(""))return!1;var c={};"abcdefghijklmnopqrst".split("").forEach(function(a){c[a]=a});return"abcdefghijklmnopqrst"!==Object.keys(Object.assign({},c)).join("")?!1:!0}catch(d){return!1}}()?Object.assign:
+function(a,b){if(null===a||void 0===a)throw new TypeError("Object.assign cannot be called with null or undefined");var c=Object(a);for(var d,f=1;f<arguments.length;f++){var e=Object(arguments[f]);for(var h in e)U.call(e,h)&&(c[h]=e[h]);if(N){d=N(e);for(var g=0;g<d.length;g++)V.call(e,d[g])&&(c[d[g]]=e[d[g]])}}return c},h="function"===typeof Symbol&&Symbol["for"],r=h?Symbol["for"]("react.element"):60103,P=h?Symbol["for"]("react.call"):60104,Q=h?Symbol["for"]("react.return"):60105,R=h?Symbol["for"]("react.portal"):
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