[FBM Team] Kröger TAW 20

For medium sized virtual businesses

Tandem push off trailer Kröger TAW 20

The following was done:

- conversion to tandem chassis
- LS 19 animated tubes
- adapted further details in Blender
- Animations on LS19 standard
- Fliegl flap adapted
- Fliegl version created
- new store picture
- Landing volume: 40,000 liters
- The texture uses the well-known diffuse system