DIFFICULTY OPTIONS and KEY BINDINGS!
-Added key bindings (Option to chose what keys do what).
-Added difficulty option (Peaceful, Easy, Normal, Hard).
-Buildings now prioritize healthy villagers when hiring.
-Reputation level now locks at 11 instead of endlessly continuing to lvl up.
-Villagers should no longer get stuck refusing to work when they have energy for it.
-Repair kits now get picked up from blacksmith correctly.