Assetto corsa - v1.0.2 released

Changelog:

- Fixed wrong impact speed calculation for car to car contact resulting in too much damage
- Fixed possible wrong grain calculations when tyre has no load
- Fixed car bottom not colliding with road
- Fixed bottom collision box for Mercedes SLS GT3, Lotus Evora GX and GTC, Ferrari 312T, Pagani Huayra
- Fixed wrong camber for remote cars on multiplayer