Minor sound fixes.

New engine sound and redone sound system.

More realistic physics and specs.

New responsive 3rd person camera!

Gearbox script fix. Now the reverse gear works even better.

GEARBOX SCRIPT UPDATE!
New gear mechanic (script by ProfessionalDebil) making driving in Ravenfield even more realistic!
It features:
- current gear display
- gear changing lag
- gear changing sound

New Physics Update!
- Physics are now updated to the standard of Mini. This means the Audi should behave more realistically now: jump further, drift and steer harder cause irl it was pretty understeery (the solution to that is drifting so clicking S before each major turn)

Braking Lights Update!
- new braking mechanic (script by DAI_QUOC) with red rear lights activating when braking.
- fixed engine sounds

Advanced Drifting Update!
New drifting mechanic (script by Ortort) with drifting marks, smoke and sounds activating when:
- braking hard
- steering hard
- braking and steering hard

- Reworked air drag and cars weight (Pikes Peak version has more drag).
- Reworked suspension.
- Now the car has 600 health.