Index: frontend/node_modules/promise/src/core.js
===================================================================
--- frontend/node_modules/promise/src/core.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/core.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,213 @@
+'use strict';
+
+var asap = require('asap/raw');
+
+function noop() {}
+
+// States:
+//
+// 0 - pending
+// 1 - fulfilled with _value
+// 2 - rejected with _value
+// 3 - adopted the state of another promise, _value
+//
+// once the state is no longer pending (0) it is immutable
+
+// All `_` prefixed properties will be reduced to `_{random number}`
+// at build time to obfuscate them and discourage their use.
+// We don't use symbols or Object.defineProperty to fully hide them
+// because the performance isn't good enough.
+
+
+// to avoid using try/catch inside critical functions, we
+// extract them to here.
+var LAST_ERROR = null;
+var IS_ERROR = {};
+function getThen(obj) {
+  try {
+    return obj.then;
+  } catch (ex) {
+    LAST_ERROR = ex;
+    return IS_ERROR;
+  }
+}
+
+function tryCallOne(fn, a) {
+  try {
+    return fn(a);
+  } catch (ex) {
+    LAST_ERROR = ex;
+    return IS_ERROR;
+  }
+}
+function tryCallTwo(fn, a, b) {
+  try {
+    fn(a, b);
+  } catch (ex) {
+    LAST_ERROR = ex;
+    return IS_ERROR;
+  }
+}
+
+module.exports = Promise;
+
+function Promise(fn) {
+  if (typeof this !== 'object') {
+    throw new TypeError('Promises must be constructed via new');
+  }
+  if (typeof fn !== 'function') {
+    throw new TypeError('Promise constructor\'s argument is not a function');
+  }
+  this._deferredState = 0;
+  this._state = 0;
+  this._value = null;
+  this._deferreds = null;
+  if (fn === noop) return;
+  doResolve(fn, this);
+}
+Promise._onHandle = null;
+Promise._onReject = null;
+Promise._noop = noop;
+
+Promise.prototype.then = function(onFulfilled, onRejected) {
+  if (this.constructor !== Promise) {
+    return safeThen(this, onFulfilled, onRejected);
+  }
+  var res = new Promise(noop);
+  handle(this, new Handler(onFulfilled, onRejected, res));
+  return res;
+};
+
+function safeThen(self, onFulfilled, onRejected) {
+  return new self.constructor(function (resolve, reject) {
+    var res = new Promise(noop);
+    res.then(resolve, reject);
+    handle(self, new Handler(onFulfilled, onRejected, res));
+  });
+}
+function handle(self, deferred) {
+  while (self._state === 3) {
+    self = self._value;
+  }
+  if (Promise._onHandle) {
+    Promise._onHandle(self);
+  }
+  if (self._state === 0) {
+    if (self._deferredState === 0) {
+      self._deferredState = 1;
+      self._deferreds = deferred;
+      return;
+    }
+    if (self._deferredState === 1) {
+      self._deferredState = 2;
+      self._deferreds = [self._deferreds, deferred];
+      return;
+    }
+    self._deferreds.push(deferred);
+    return;
+  }
+  handleResolved(self, deferred);
+}
+
+function handleResolved(self, deferred) {
+  asap(function() {
+    var cb = self._state === 1 ? deferred.onFulfilled : deferred.onRejected;
+    if (cb === null) {
+      if (self._state === 1) {
+        resolve(deferred.promise, self._value);
+      } else {
+        reject(deferred.promise, self._value);
+      }
+      return;
+    }
+    var ret = tryCallOne(cb, self._value);
+    if (ret === IS_ERROR) {
+      reject(deferred.promise, LAST_ERROR);
+    } else {
+      resolve(deferred.promise, ret);
+    }
+  });
+}
+function resolve(self, newValue) {
+  // Promise Resolution Procedure: https://github.com/promises-aplus/promises-spec#the-promise-resolution-procedure
+  if (newValue === self) {
+    return reject(
+      self,
+      new TypeError('A promise cannot be resolved with itself.')
+    );
+  }
+  if (
+    newValue &&
+    (typeof newValue === 'object' || typeof newValue === 'function')
+  ) {
+    var then = getThen(newValue);
+    if (then === IS_ERROR) {
+      return reject(self, LAST_ERROR);
+    }
+    if (
+      then === self.then &&
+      newValue instanceof Promise
+    ) {
+      self._state = 3;
+      self._value = newValue;
+      finale(self);
+      return;
+    } else if (typeof then === 'function') {
+      doResolve(then.bind(newValue), self);
+      return;
+    }
+  }
+  self._state = 1;
+  self._value = newValue;
+  finale(self);
+}
+
+function reject(self, newValue) {
+  self._state = 2;
+  self._value = newValue;
+  if (Promise._onReject) {
+    Promise._onReject(self, newValue);
+  }
+  finale(self);
+}
+function finale(self) {
+  if (self._deferredState === 1) {
+    handle(self, self._deferreds);
+    self._deferreds = null;
+  }
+  if (self._deferredState === 2) {
+    for (var i = 0; i < self._deferreds.length; i++) {
+      handle(self, self._deferreds[i]);
+    }
+    self._deferreds = null;
+  }
+}
+
+function Handler(onFulfilled, onRejected, promise){
+  this.onFulfilled = typeof onFulfilled === 'function' ? onFulfilled : null;
+  this.onRejected = typeof onRejected === 'function' ? onRejected : null;
+  this.promise = promise;
+}
+
+/**
+ * Take a potentially misbehaving resolver function and make sure
+ * onFulfilled and onRejected are only called once.
+ *
+ * Makes no guarantees about asynchrony.
+ */
+function doResolve(fn, promise) {
+  var done = false;
+  var res = tryCallTwo(fn, function (value) {
+    if (done) return;
+    done = true;
+    resolve(promise, value);
+  }, function (reason) {
+    if (done) return;
+    done = true;
+    reject(promise, reason);
+  });
+  if (!done && res === IS_ERROR) {
+    done = true;
+    reject(promise, LAST_ERROR);
+  }
+}
Index: frontend/node_modules/promise/src/done.js
===================================================================
--- frontend/node_modules/promise/src/done.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/done.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,13 @@
+'use strict';
+
+var Promise = require('./core.js');
+
+module.exports = Promise;
+Promise.prototype.done = function (onFulfilled, onRejected) {
+  var self = arguments.length ? this.then.apply(this, arguments) : this;
+  self.then(null, function (err) {
+    setTimeout(function () {
+      throw err;
+    }, 0);
+  });
+};
Index: frontend/node_modules/promise/src/es6-extensions.js
===================================================================
--- frontend/node_modules/promise/src/es6-extensions.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/es6-extensions.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,186 @@
+'use strict';
+
+//This file contains the ES6 extensions to the core Promises/A+ API
+
+var Promise = require('./core.js');
+
+module.exports = Promise;
+
+/* Static Functions */
+
+var TRUE = valuePromise(true);
+var FALSE = valuePromise(false);
+var NULL = valuePromise(null);
+var UNDEFINED = valuePromise(undefined);
+var ZERO = valuePromise(0);
+var EMPTYSTRING = valuePromise('');
+
+function valuePromise(value) {
+  var p = new Promise(Promise._noop);
+  p._state = 1;
+  p._value = value;
+  return p;
+}
+Promise.resolve = function (value) {
+  if (value instanceof Promise) return value;
+
+  if (value === null) return NULL;
+  if (value === undefined) return UNDEFINED;
+  if (value === true) return TRUE;
+  if (value === false) return FALSE;
+  if (value === 0) return ZERO;
+  if (value === '') return EMPTYSTRING;
+
+  if (typeof value === 'object' || typeof value === 'function') {
+    try {
+      var then = value.then;
+      if (typeof then === 'function') {
+        return new Promise(then.bind(value));
+      }
+    } catch (ex) {
+      return new Promise(function (resolve, reject) {
+        reject(ex);
+      });
+    }
+  }
+  return valuePromise(value);
+};
+
+var iterableToArray = function (iterable) {
+  if (typeof Array.from === 'function') {
+    // ES2015+, iterables exist
+    iterableToArray = Array.from;
+    return Array.from(iterable);
+  }
+
+  // ES5, only arrays and array-likes exist
+  iterableToArray = function (x) { return Array.prototype.slice.call(x); };
+  return Array.prototype.slice.call(iterable);
+}
+
+Promise.all = function (arr) {
+  var args = iterableToArray(arr);
+
+  return new Promise(function (resolve, reject) {
+    if (args.length === 0) return resolve([]);
+    var remaining = args.length;
+    function res(i, val) {
+      if (val && (typeof val === 'object' || typeof val === 'function')) {
+        if (val instanceof Promise && val.then === Promise.prototype.then) {
+          while (val._state === 3) {
+            val = val._value;
+          }
+          if (val._state === 1) return res(i, val._value);
+          if (val._state === 2) reject(val._value);
+          val.then(function (val) {
+            res(i, val);
+          }, reject);
+          return;
+        } else {
+          var then = val.then;
+          if (typeof then === 'function') {
+            var p = new Promise(then.bind(val));
+            p.then(function (val) {
+              res(i, val);
+            }, reject);
+            return;
+          }
+        }
+      }
+      args[i] = val;
+      if (--remaining === 0) {
+        resolve(args);
+      }
+    }
+    for (var i = 0; i < args.length; i++) {
+      res(i, args[i]);
+    }
+  });
+};
+
+function onSettledFulfill(value) {
+  return { status: 'fulfilled', value: value };
+}
+function onSettledReject(reason) {
+  return { status: 'rejected', reason: reason };
+}
+function mapAllSettled(item) {
+  if(item && (typeof item === 'object' || typeof item === 'function')){
+    if(item instanceof Promise && item.then === Promise.prototype.then){
+      return item.then(onSettledFulfill, onSettledReject);
+    }
+    var then = item.then;
+    if (typeof then === 'function') {
+      return new Promise(then.bind(item)).then(onSettledFulfill, onSettledReject)
+    }
+  }
+
+  return onSettledFulfill(item);
+}
+Promise.allSettled = function (iterable) {
+  return Promise.all(iterableToArray(iterable).map(mapAllSettled));
+};
+
+Promise.reject = function (value) {
+  return new Promise(function (resolve, reject) {
+    reject(value);
+  });
+};
+
+Promise.race = function (values) {
+  return new Promise(function (resolve, reject) {
+    iterableToArray(values).forEach(function(value){
+      Promise.resolve(value).then(resolve, reject);
+    });
+  });
+};
+
+/* Prototype Methods */
+
+Promise.prototype['catch'] = function (onRejected) {
+  return this.then(null, onRejected);
+};
+
+function getAggregateError(errors){
+  if(typeof AggregateError === 'function'){
+    return new AggregateError(errors,'All promises were rejected');
+  }
+
+  var error = new Error('All promises were rejected');
+
+  error.name = 'AggregateError';
+  error.errors = errors;
+
+  return error;
+}
+
+Promise.any = function promiseAny(values) {
+  return new Promise(function(resolve, reject) {
+    var promises = iterableToArray(values);
+    var hasResolved = false;
+    var rejectionReasons = [];
+
+    function resolveOnce(value) {
+      if (!hasResolved) {
+        hasResolved = true;
+        resolve(value);
+      }
+    }
+
+    function rejectionCheck(reason) {
+      rejectionReasons.push(reason);
+
+      if (rejectionReasons.length === promises.length) {
+        reject(getAggregateError(rejectionReasons));
+      }
+    }
+
+    if(promises.length === 0){
+      reject(getAggregateError(rejectionReasons));
+    } else {
+      promises.forEach(function(value){
+        Promise.resolve(value).then(resolveOnce, rejectionCheck);
+      });
+    }
+  });
+};
Index: frontend/node_modules/promise/src/finally.js
===================================================================
--- frontend/node_modules/promise/src/finally.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/finally.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,16 @@
+'use strict';
+
+var Promise = require('./core.js');
+
+module.exports = Promise;
+Promise.prototype.finally = function (f) {
+  return this.then(function (value) {
+    return Promise.resolve(f()).then(function () {
+      return value;
+    });
+  }, function (err) {
+    return Promise.resolve(f()).then(function () {
+      throw err;
+    });
+  });
+};
Index: frontend/node_modules/promise/src/index.js
===================================================================
--- frontend/node_modules/promise/src/index.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/index.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,8 @@
+'use strict';
+
+module.exports = require('./core.js');
+require('./done.js');
+require('./finally.js');
+require('./es6-extensions.js');
+require('./node-extensions.js');
+require('./synchronous.js');
Index: frontend/node_modules/promise/src/node-extensions.js
===================================================================
--- frontend/node_modules/promise/src/node-extensions.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/node-extensions.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,130 @@
+'use strict';
+
+// This file contains then/promise specific extensions that are only useful
+// for node.js interop
+
+var Promise = require('./core.js');
+var asap = require('asap');
+
+module.exports = Promise;
+
+/* Static Functions */
+
+Promise.denodeify = function (fn, argumentCount) {
+  if (
+    typeof argumentCount === 'number' && argumentCount !== Infinity
+  ) {
+    return denodeifyWithCount(fn, argumentCount);
+  } else {
+    return denodeifyWithoutCount(fn);
+  }
+};
+
+var callbackFn = (
+  'function (err, res) {' +
+  'if (err) { rj(err); } else { rs(res); }' +
+  '}'
+);
+function denodeifyWithCount(fn, argumentCount) {
+  var args = [];
+  for (var i = 0; i < argumentCount; i++) {
+    args.push('a' + i);
+  }
+  var body = [
+    'return function (' + args.join(',') + ') {',
+    'var self = this;',
+    'return new Promise(function (rs, rj) {',
+    'var res = fn.call(',
+    ['self'].concat(args).concat([callbackFn]).join(','),
+    ');',
+    'if (res &&',
+    '(typeof res === "object" || typeof res === "function") &&',
+    'typeof res.then === "function"',
+    ') {rs(res);}',
+    '});',
+    '};'
+  ].join('');
+  return Function(['Promise', 'fn'], body)(Promise, fn);
+}
+function denodeifyWithoutCount(fn) {
+  var fnLength = Math.max(fn.length - 1, 3);
+  var args = [];
+  for (var i = 0; i < fnLength; i++) {
+    args.push('a' + i);
+  }
+  var body = [
+    'return function (' + args.join(',') + ') {',
+    'var self = this;',
+    'var args;',
+    'var argLength = arguments.length;',
+    'if (arguments.length > ' + fnLength + ') {',
+    'args = new Array(arguments.length + 1);',
+    'for (var i = 0; i < arguments.length; i++) {',
+    'args[i] = arguments[i];',
+    '}',
+    '}',
+    'return new Promise(function (rs, rj) {',
+    'var cb = ' + callbackFn + ';',
+    'var res;',
+    'switch (argLength) {',
+    args.concat(['extra']).map(function (_, index) {
+      return (
+        'case ' + (index) + ':' +
+        'res = fn.call(' + ['self'].concat(args.slice(0, index)).concat('cb').join(',') + ');' +
+        'break;'
+      );
+    }).join(''),
+    'default:',
+    'args[argLength] = cb;',
+    'res = fn.apply(self, args);',
+    '}',
+    
+    'if (res &&',
+    '(typeof res === "object" || typeof res === "function") &&',
+    'typeof res.then === "function"',
+    ') {rs(res);}',
+    '});',
+    '};'
+  ].join('');
+
+  return Function(
+    ['Promise', 'fn'],
+    body
+  )(Promise, fn);
+}
+
+Promise.nodeify = function (fn) {
+  return function () {
+    var args = Array.prototype.slice.call(arguments);
+    var callback =
+      typeof args[args.length - 1] === 'function' ? args.pop() : null;
+    var ctx = this;
+    try {
+      return fn.apply(this, arguments).nodeify(callback, ctx);
+    } catch (ex) {
+      if (callback === null || typeof callback == 'undefined') {
+        return new Promise(function (resolve, reject) {
+          reject(ex);
+        });
+      } else {
+        asap(function () {
+          callback.call(ctx, ex);
+        })
+      }
+    }
+  }
+};
+
+Promise.prototype.nodeify = function (callback, ctx) {
+  if (typeof callback != 'function') return this;
+
+  this.then(function (value) {
+    asap(function () {
+      callback.call(ctx, null, value);
+    });
+  }, function (err) {
+    asap(function () {
+      callback.call(ctx, err);
+    });
+  });
+};
Index: frontend/node_modules/promise/src/rejection-tracking.js
===================================================================
--- frontend/node_modules/promise/src/rejection-tracking.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/rejection-tracking.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,113 @@
+'use strict';
+
+var Promise = require('./core');
+
+var DEFAULT_WHITELIST = [
+  ReferenceError,
+  TypeError,
+  RangeError
+];
+
+var enabled = false;
+exports.disable = disable;
+function disable() {
+  enabled = false;
+  Promise._onHandle = null;
+  Promise._onReject = null;
+}
+
+exports.enable = enable;
+function enable(options) {
+  options = options || {};
+  if (enabled) disable();
+  enabled = true;
+  var id = 0;
+  var displayId = 0;
+  var rejections = {};
+  Promise._onHandle = function (promise) {
+    if (
+      promise._state === 2 && // IS REJECTED
+      rejections[promise._rejectionId]
+    ) {
+      if (rejections[promise._rejectionId].logged) {
+        onHandled(promise._rejectionId);
+      } else {
+        clearTimeout(rejections[promise._rejectionId].timeout);
+      }
+      delete rejections[promise._rejectionId];
+    }
+  };
+  Promise._onReject = function (promise, err) {
+    if (promise._deferredState === 0) { // not yet handled
+      promise._rejectionId = id++;
+      rejections[promise._rejectionId] = {
+        displayId: null,
+        error: err,
+        timeout: setTimeout(
+          onUnhandled.bind(null, promise._rejectionId),
+          // For reference errors and type errors, this almost always
+          // means the programmer made a mistake, so log them after just
+          // 100ms
+          // otherwise, wait 2 seconds to see if they get handled
+          matchWhitelist(err, DEFAULT_WHITELIST)
+            ? 100
+            : 2000
+        ),
+        logged: false
+      };
+    }
+  };
+  function onUnhandled(id) {
+    if (
+      options.allRejections ||
+      matchWhitelist(
+        rejections[id].error,
+        options.whitelist || DEFAULT_WHITELIST
+      )
+    ) {
+      rejections[id].displayId = displayId++;
+      if (options.onUnhandled) {
+        rejections[id].logged = true;
+        options.onUnhandled(
+          rejections[id].displayId,
+          rejections[id].error
+        );
+      } else {
+        rejections[id].logged = true;
+        logError(
+          rejections[id].displayId,
+          rejections[id].error
+        );
+      }
+    }
+  }
+  function onHandled(id) {
+    if (rejections[id].logged) {
+      if (options.onHandled) {
+        options.onHandled(rejections[id].displayId, rejections[id].error);
+      } else if (!rejections[id].onUnhandled) {
+        console.warn(
+          'Promise Rejection Handled (id: ' + rejections[id].displayId + '):'
+        );
+        console.warn(
+          '  This means you can ignore any previous messages of the form "Possible Unhandled Promise Rejection" with id ' +
+          rejections[id].displayId + '.'
+        );
+      }
+    }
+  }
+}
+
+function logError(id, error) {
+  console.warn('Possible Unhandled Promise Rejection (id: ' + id + '):');
+  var errStr = (error && (error.stack || error)) + '';
+  errStr.split('\n').forEach(function (line) {
+    console.warn('  ' + line);
+  });
+}
+
+function matchWhitelist(error, list) {
+  return list.some(function (cls) {
+    return error instanceof cls;
+  });
+}
Index: frontend/node_modules/promise/src/synchronous.js
===================================================================
--- frontend/node_modules/promise/src/synchronous.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/src/synchronous.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,62 @@
+'use strict';
+
+var Promise = require('./core.js');
+
+module.exports = Promise;
+Promise.enableSynchronous = function () {
+  Promise.prototype.isPending = function() {
+    return this.getState() == 0;
+  };
+
+  Promise.prototype.isFulfilled = function() {
+    return this.getState() == 1;
+  };
+
+  Promise.prototype.isRejected = function() {
+    return this.getState() == 2;
+  };
+
+  Promise.prototype.getValue = function () {
+    if (this._state === 3) {
+      return this._value.getValue();
+    }
+
+    if (!this.isFulfilled()) {
+      throw new Error('Cannot get a value of an unfulfilled promise.');
+    }
+
+    return this._value;
+  };
+
+  Promise.prototype.getReason = function () {
+    if (this._state === 3) {
+      return this._value.getReason();
+    }
+
+    if (!this.isRejected()) {
+      throw new Error('Cannot get a rejection reason of a non-rejected promise.');
+    }
+
+    return this._value;
+  };
+
+  Promise.prototype.getState = function () {
+    if (this._state === 3) {
+      return this._value.getState();
+    }
+    if (this._state === -1 || this._state === -2) {
+      return 0;
+    }
+
+    return this._state;
+  };
+};
+
+Promise.disableSynchronous = function() {
+  Promise.prototype.isPending = undefined;
+  Promise.prototype.isFulfilled = undefined;
+  Promise.prototype.isRejected = undefined;
+  Promise.prototype.getValue = undefined;
+  Promise.prototype.getReason = undefined;
+  Promise.prototype.getState = undefined;
+};