Index: frontend/node_modules/promise/polyfill.js
===================================================================
--- frontend/node_modules/promise/polyfill.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/promise/polyfill.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,10 @@
+// not "use strict" so we can declare global "Promise"
+
+var asap = require('asap');
+
+if (typeof Promise === 'undefined') {
+  Promise = require('./lib/core.js')
+  require('./lib/es6-extensions.js')
+}
+
+require('./polyfill-done.js');