ETS2 - Freightliner Argosy Truck

Changes:
- Compatibility update for game version 1.46

- Standalone
- Volvo Dealer
- own interior
- Their sounds (several options)
- wheels
- Many tuning and accessories
- Metallic color
- Skins
- Support for DLC Cabin Accessories
- Support advanced coupling
- added in fast work.

Authors: Authors, SoftLab-NSK, odd_fellow, stas555, dmitry68 and FRANK_WOT.