/// <summary>
 /// Adds the supplied StrategyEditViewModel to this <see cref="ControlValidationState"/>.
 /// </summary>
 /// <param name="strategyEdit"><see cref="StrategyEditViewModel"/> to add to this <see cref="ControlValidationState"/>.</param>
 public void Add(StrategyEditViewModel strategyEdit)
 {
     _strategyEdits.Add(strategyEdit);
 }
 /// <summary>
 /// Removes the supplied StrategyEditViewModel from this <see cref="ControlValidationState"/>.
 /// </summary>
 /// <param name="strategyEdit"><see cref="StrategyEditViewModel"/> to remove from this <see cref="ControlValidationState"/>.</param>
 public void Remove(StrategyEditViewModel strategyEdit)
 {
     _strategyEdits.Remove(strategyEdit);
 }