Feed wagon KTU 10 [MP]

By popular request from the modpack Moonshine Map, here is the feed wagon!

Facts:

* DIY without true role model ... which there was not so good.
* Bel v3.1
* Mixer feeders
* Washable
* Fruits: forage forage_mixing grass_windrow dryGrass_windrow silage wheat_windrow barley_windrow
* Capa: 25,000
* Unloading: left / right / rear
* Loadable WITHOUT outside help ... just go back to the pile and "b" key to load
* DrivingParticle
* Adjustable drawbar (typical LS13 function: Hitch, align, disconnect and attach)
* NO in MP particleSystem when loading!