(static) void BeginFollow( BaseCreature quester, PlayerMobile pm )
      (static) void EndFollow( BaseCreature quester )
      (ctor) EscortObjectiveInstance( EscortObjective objective, MLQuestInstance instance )
      DataType ExtraDataType( get; )
      bool HasCompleted( get; set; )
      void Abandon()
      void CheckDestination()
      virtual bool IsCompleted()
      virtual void OnExpire()
      virtual void OnPlayerDeath()
      virtual void OnQuestAccepted()
      virtual void OnQuesterDeleted()
      virtual void Serialize( GenericWriter writer )
      void StopTimer()
      virtual void WriteToGump( Gump g, ref int y )