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

node_modules/queue-tick/README.md

@@ -0,0 +1,20 @@
+# queue-tick
+
+Next tick shim that prefers process.nextTick over queueMicrotask for compat
+
+```
+npm install queue-tick
+```
+
+## Usage
+
+``` js
+const queueTick = require('queue-tick')
+
+// in Node it uses process.nextTick, in browsers it uses queueMicrotask
+queueTick(() => console.log('laters'))
+```
+
+## License
+
+MIT