public static void SaveDatabase(string path, BallanceDatabase data)
        {
            var fs = new TdbWriter(path);

            fs.WriteVirtoolsArray(data.ExportVirtoolsArray());
            fs.Close();
        }
        public static BallanceDatabase ReadDatabase(string path)
        {
            var fs  = new TdbReader(path);
            var res = new BallanceDatabase();

            res.ImportVirtoolsArray(fs.ReadVirtoolsArray());
            fs.Close();
            return(res);
        }