Texture missing error fixed.

Data updated for 1.40.

Item name minor change.

Some model fix.
Support moving floor body of box trailer.

Reversing lamp reworked.
Add support SCS flatbed trailers and log trailers.
Add support to Schwmuller trailers.

Rework for my MAN's tandem chassis.
Profi Liner HD trailer supported.
Rework for Krone trailers - lower positioning.
Reversing lamps added.

Update for box trailers and curtain trailers.
Side lamps now are located at a lower position.
Reverse lamps are added to side lamps.

-Supports my tandem chassis for MAN.
-Supports Krone DLC.

Visual effect changed.

Light effect improved.