public static void RemoveSectors(List <int> sectors, Action <string> inform)
{
inform("Removing Names" + Environment.NewLine);
SystemClassDB.RemoveGridNames(sectors, inform); // MUST do first as relies on system grid for info
inform("Removing System Information" + Environment.NewLine);
SystemClassDB.RemoveGridSystems(sectors, inform);
inform("Vacuum Database for size" + Environment.NewLine);
SystemClassDB.Vacuum();
}