Fix v1.3 for MAN TGS EURO 6 v1.1 [1.37.x]

Changelog
- Openable windows
- EVR's sound adapted to FMOD
- Trailer cable support
- pmg format adapted to 1.35
- Some textures adapted to DX11

You need original v1.1: 

https://modsbase.com/odhk4udc1rzt/man_tgs_euro6_byMADster_v1.36_edit_LadenSwallow___40__fix__41_.7z.html

you can't choose side window decals any longer.