Implements field forage harvest contracts
Changelog v1.0.4.0
- fix missions disappear on acceptance (#25)
- support new BC setting fieldCompletion
- adequate sellpoints (#11)
- mow header for grain chaff missions (#16)
- lowered reward/ha, lower prob on forage-ready fields (#16)
Changelog v1.0.1.1
- fix MP sync (#3)
- Russian, Czech translation (#5)
Changelog v1.0.1.0
- Allow choppedmaize fillType for Maize+ (#2)
- Handle fillTypeCategories in selling stations (#3)
