public LevelInfo(LevelInfo li) : this(li.Width, li.Height, li.TopLeft, li.TopRight, li.BottomRight, li.BottomLeft, li.TileLock)
{
}
private static List <Level> GetLevelSet(string levelSetRaw)
=> levelSetRaw.Trim().Split(' ').Select(raw => LevelInfo.Deserialize(raw).ToLevel()).ToList();
