added node modules back to the example bot, so it exports with the required modules

node_modules/async/internal/withoutIndex.js

@@ -0,0 +1,10 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+exports.default = _withoutIndex;
+function _withoutIndex(iteratee) {
+    return (value, index, callback) => iteratee(value, callback);
+}
+module.exports = exports.default;