Extend README

Author: Mygod

README.md

@@ -7,4 +7,6 @@
 [![License](https://img.shields.io/github/license/Mygod/librootkotlinx.svg)](LICENSE)
 
 Run rooted Kotlin JVM code made super easy with coroutines and parcelize!
-Check out demo at app to see just how easy it is.
+Check out demo at `app` to see just how easy it is.
+Also check out more complicated demos:
+* [VPN Hotspot](https://github.com/Mygod/VPNHotspot)