Quake III Arena JS - JavaScript and WebAssembly porting

Web:

https://lrusso.github.io/Quake3/Quake3.htm

This porting has mobile compatibility

Virtual joystick code:

https://github.com/lrusso/VirtualJoystick

Based on the work of:

https://github.com/inolen/quakejs (Commit 26 Mar 2019)