Assetto Corsa: Steam update v1.8.1

1.8.1
- Launcher: reverted to pre-50 version of CEF for Vista compatibility
- Launcher default theme: various fixes for tags (sorting, case sensitivity, cases where main car and upgraded car shared the same tag)
- Added DRS signal in 488 GTB dashboard
- Corrected inverted rear diffuser animation on 488 GTB
- Launcher default theme: do not check for video resolution discrepancies in windowed mode
- Tweaks on shadows bias, reintroduced last cascade fade in (reduce popup of distant objects)
- Modding: Added INVERTED key in ANIMATION_ section (wing_animations.ini) to invert the animation
- Corrected steer brake on McLaren MP4 12C and McLaren P1
- Fixed some drift cars UI tags to allow an easier filtering
- Fixed lap validity reset on open tracks (see Nordschleife Touristenfahrten)
- Fixed 488 GT3's digital performance meter
- Tweaked Aventador SV exterior volume
- Tweaked Praga R1 interior volume