/// <summary>
/// Removes an interaction from the list of subscribers of the user actions.
/// </summary>
/// <param name="interaction">The interaction to be added.</param>
public void Unsubscribe(InteractionMachine.Interaction interaction)
{
subs.Remove(interaction);
}
/// <summary>
/// Adds an interaction to the list of subscribers of the user actions.
/// </summary>
/// <param name="interaction">The interaction to be added.</param>
public void Subscribe(InteractionMachine.Interaction interaction)
{
subs.Add(interaction);
}