Use more general setting for punch action

heli_entities.lua

@@ -291,7 +291,7 @@ minetest.register_entity("helicopter:heli", {
             end
 
             if self.hp_max <= 0 then
-                if helicopter.pick_up then
+                if helicopter.punch_inv then
                     local pinv = puncher:get_inventory()
                     local stack = ItemStack("helicopter:heli")
                     local imeta = stack:get_meta()

settings.lua

@@ -6,7 +6,7 @@ helicopter.gravity = tonumber(minetest.settings:get("movement_gravity") or 9.8)
 --
 --  If `false`, helicopter is destroyed. Otherwise, it is added to inventory.
 --    - Default: false
-helicopter.pick_up = minetest.settings:get_bool("helicopter.pick_up", false)
+helicopter.punch_inv = minetest.settings:get_bool("mount_punch_inv", false)
 
 --- Determines default control of helicopter.
 --

settingtypes.txt

@@ -1,7 +1,7 @@
 
 # If enabled, places helicopter in inventory instead of destroying it
 # when punched.
-helicopter.pick_up (Place in inventory) bool false
+mount_punch_inv (Place in inventory) bool false
 
 # Use facing direction to turn instead of a/d keys by default.
 mount_turn_player_look (Turn with look direction) bool false