Allow HumanFunctions.DoAutomaticEquip to unequip BG item and equip it in FG hand (previously only possible by going prone) + re-enabling the function as default, for now

Author: fourZK

Base.rte/AI/HumanAI.lua

@@ -6,7 +6,7 @@ function Create(self)
 	self.AI = NativeHumanAI:Create(self);
 	--You can turn features on and off here
 	self.armSway = true;
-	self.automaticEquip = false;
+	self.automaticEquip = true;
 	self.alternativeGib = true;
 	self.visibleInventory = true;
 end

Base.rte/AI/HumanFunctions.lua

@@ -59,8 +59,10 @@ end
 
 function HumanFunctions.DoAutomaticEquip(actor)
 	--Equip a weapon automatically if the one held by a player is destroyed
-	if actor:IsPlayerControlled() and actor.EquippedItem == nil and actor.InventorySize > 0 and not actor.controller:IsState(Controller.WEAPON_FIRE) then
-		actor:EquipFirearm(true);
+	if actor.EquippedItem == nil and actor.FGArm and not actor.controller:IsState(Controller.WEAPON_FIRE) then
+		if (actor:IsPlayerControlled() and actor.InventorySize > 0) or actor:UnequipBGArm() then
+			actor:EquipFirearm(true);
+		end
 	end
 end