Adds Pyr as heist track to the game. The first transition in assault phase might not be the best, but i could not make it better. As a stealth track i added Theater Theme from Rainbow Six Vegas 2, due to match the style. Put in mod folder.

Stealth: https://www.youtube.com/watch?v=e4TXcIc7-Pc&t=4s

Control/Anticipation/Assault: https://www.youtube.com/watch?v=hsQWNznCuDI