Changelog
----------

General Change: Added sound to the game using OpenAL through Paulscode's SoundSystem libary

-Added-
= Added support for OpenAL sound using Paulscode
= Added LWJGL and SoundSystem libraries to the code
= Engine can now play music
= Engine now plays background music and ambience

-Changed-
= onShutdown method to RunningAPI in case the window is closed (used to cleanup the sound system)