Trailer Mod Pack v3.6

Mod tested and working on v1.18

Changes in v3.6
- I added a new Schmitz trailer  in the normal version and a version with liftable axle (by By_kam'z(?) convert & edit by satan19990)
- I added Krone Cool Liner SDR 27 in normal version and a version with two axles (by cZaK, Ketchup convert & edit by satan19990)
- I added all trailers to companies in Scandinavian DLC
- I added skins for Krone and Schmitz trailers for companies from Scandinavian DLC