Production Booster System

Extends the Farming Simulator 25 production menu with production boosters, delivery priorities and product statistics.

Features:
- Separate booster display with status and effect
- Delivery priority from 0 to +10 for every input and booster
- Weighted distribution to several productions according to priority
- Separate statistics window for output products
- Current best selling price, input value, production costs and calculated profit
- Savegame and multiplayer synchronization