Added/changed:
- Slightly rebalanced how multiple forestries distribute planting jobs between them
- Optimized performance on idle cart search
- Optimized performance on granary supply to markets
- Optimized citizen shopping performance
- Optimized performance on search for tree to plant
Fixed:
- Pregnancies were endless
- Another case of circle delivery between asheries
- Imports preferred the first-built trading post
- Immigration could stop in some cases
- Saltworks animals acted weird
- Other minor fixes