Player hand list: require init by mods

Mods will now have to initialize the list/slot in order to define the default player hand.
They may use the inventory callbacks to prevent abuse of this list.

doc/lua_api.txt

@@ -2257,8 +2257,10 @@ Player Inventory lists
 
 * `main`: list containing the default inventory
 * `craft`: list containing the craft input
-* `craftpreview`: list containing the craft output
+* `craftpreview`: list containing the craft prediction
+* `craftresult`: list containing the crafted output
 * `hand`: list containing an override for the empty hand
+    * Is not created automatically, use `InvRef:set_size`
 
 
 

src/player.cpp

@@ -36,7 +36,6 @@ Player::Player(const char *name, IItemDefManager *idef):
 
 	inventory.clear();
 	inventory.addList("main", PLAYER_INVENTORY_SIZE);
-	inventory.addList("hand", 1);
 	InventoryList *craft = inventory.addList("craft", 9);
 	craft->setWidth(3);
 	inventory.addList("craftpreview", 1);