Alfa Romeo 155 2.0

- Added Physical Mirrors to all variants;
- Improved mesh definition for some body details, like TwinSpark gear shifter, grab handles, seats and headrests;
- Reworked pedals texture and UV map for all street variants;
- Reworked TwinSpark engine cover model;
- Cleaned up all variants engine bay from most of the polygonal compenetrations;
- Fixed some AI engine stalling behavior at low speed;
- Added aerodynamic parts to the Q4 variant;
- Improved a lot of material features, environmental behavior and textures;
- Added triggers to the courtesy light and taximeter;
- Added sound to wipers;
- Added engines details and animated props;
- Reworked V6, I4 turbo and I4 race engine sounds (thanks to Tronadorous for his amazing Cosworth I4 engine*) to be more likely to the real ones;
- Improved GTA Superturismo general handling;
- Fixed frontal scoop normals for GTA Stradale and Superturismo variants;

*I'm still waiting for official permission from Tronadorous to use his mod. If he will denies it, I will immediately remove the I4 Race engine sound from the mod by uploading a specific update.