Carts: Fix player position (#1872)

mods/carts/depends.txt

@@ -1 +1,2 @@
 default
+player_api

mods/carts/functions.lua

@@ -12,13 +12,13 @@ function carts:manage_attachment(player, obj)
 	end
 	local status = obj ~= nil
 	local player_name = player:get_player_name()
-	if default.player_attached[player_name] == status then
+	if player_api.player_attached[player_name] == status then
 		return
 	end
-	default.player_attached[player_name] = status
+	player_api.player_attached[player_name] = status
 
 	if status then
-		player:set_attach(obj, "", {x=0, y=6, z=0}, {x=0, y=0, z=0})
+		player:set_attach(obj, "", {x=0, y=-4.5, z=0}, {x=0, y=0, z=0})
 		player:set_eye_offset({x=0, y=-4, z=0},{x=0, y=-4, z=0})
 	else
 		player:set_detach()

mods/carts/init.lua

@@ -11,10 +11,4 @@ carts.punch_speed_max = 5
 
 dofile(carts.modpath.."/functions.lua")
 dofile(carts.modpath.."/rails.lua")
-
--- Support for non-default games
-if not default.player_attached then
-	default.player_attached = {}
-end
-
 dofile(carts.modpath.."/cart_entity.lua")