void Start()
{
EnvLua = new LuaEnv();
EnvLua.DoString("require 'CCallLua'");
ShipClass myShip = EnvLua.Global.Get <ShipClass>("ship");
Debug.Log("by class");
Debug.Log("name "+ myShip.name);
Debug.Log("year "+ myShip.year);
Debug.Log("damage "+ myShip.damage);
myShip.Fire(666);
}