GoogleOauth2.0 First implementation

First try for GoogleOauth2.0

express-server/node_modules/es6-promise/auto.js

@@ -0,0 +1,4 @@
+// This file can be required in Browserify and Node.js for automatic polyfill
+// To use it:  require('es6-promise/auto');
+'use strict';
+module.exports = require('./').polyfill();