(ctor) GateTravelSpell( Mobile caster, Item scroll )
      (ctor) GateTravelSpell( Mobile caster, Item scroll, RunebookEntry entry )
      SpellCircle Circle( get; )
      virtual bool CheckCast()
      void Effect( Point3D loc, Map map, bool checkMulti )
      bool GateExistsAt( Map map, Point3D loc )
      virtual void OnCast()