/// <summary>
 /// Adds the transition.
 /// </summary>
 /// <param name="state">The state.</param>
 public void AddTransition(SimpleFiniteState <TStateName> state)
 {
     ForwardTransitions.Add(state);
 }
 /// <summary>
 /// Determines whether this instance can transition the specified state.
 /// </summary>
 /// <param name="state">The state.</param>
 /// <returns>True if the transition can occur.</returns>
 public virtual bool CanTransition(SimpleFiniteState <TStateName> state)
 {
     return(ForwardTransitions.Contains(state));
 }