/// <summary>
 /// Clears the dialgue model
 /// </summary>
 internal void Clear()
 {
     this.dialogue = null;
 }
 /// <summary>
 /// Sets the dialog and resets the index
 /// </summary>
 /// <param name="dialogue"></param>
 internal void SetDialogue(DialogueAction dialogue)
 {
     this.dialogue = dialogue;
 }