Yurg's Custom Pack v1.0.0.1

This is a first version, other vehicules, implements and customisations to be added later on.
But it might already be usefull for some people.

V1.0.0.1
Some updates on Krampe trailers:
- base, chasis and rim colors for the 3 trailers
- optional trailer hitch for Big Body 750 S and SKS 30/1050

Bergmann Shuttle 490 S
- Higher working speed (35)
- Higher empty speed
- Optional unreal capacity

Krampe Big Body 750 S
- Higher empty speed
- Optional unreal capacity
- Additional colors
- Optional trailer hitch

Krampe RamBody AS 750+
- Higher empty speed
- Optional unreal capacity
- Additional colors

Krampe SKS 30/1050
- Higher empty speed
- Optional unreal capacity
- Additional colors
- Optional trailer hitch

Krone BiG M 450
- Additional engines
- Trailer hitch (baler, ...)

Krone BiG X 1180
- Additional engines

Krone X-Collect 900-3
- Higher working speed (35)

Krone GX 520
- Higher empty speed
- Optional unreal capacity

Krone VariPack V 190 XC Plus
- Higher working speed (20)
- Additional prechamber

Krone BiG Pack 1290 HDP VC
- Higher working speed (35)