/// <summary>
 /// Removes a <see cref="HaushaltsRechner.Business.Mapper.GridMovement"/>.
 /// </summary>
 /// <param name="movement">The <see cref="HaushaltsRechner.Business.Mapper.GridMovement"/> to remove.</param>
 public void RemoveMovement(GridMovement movement)
 {
     _MovementsAmounts.Remove(movement);
     CalcAmounts();
 }
 /// <summary>
 /// Adds a <see cref="HaushaltsRechner.Business.Mapper.GridMovement"/>
 /// </summary>
 /// <param name="movement"><see cref="HaushaltsRechner.Business.Mapper.GridMovement"/> to add</param>
 public void AddMovement(GridMovement movement)
 {
     _MovementsAmounts.Add(movement);
     CalcAmounts();
 }