/// <summary>
 /// DeleteAllDirect
 /// </summary>
 /// <param name="unitId">unitId</param>
 /// <param name="companyId">companyId</param>
 public void DeleteAllDirect(int unitId, int companyId)
 {
     UnitsCostHistoryExceptionsGateway unitsCostHistoryExceptionsGateway = new UnitsCostHistoryExceptionsGateway(null);
     unitsCostHistoryExceptionsGateway.DeleteAll(unitId,  companyId);
 }