to add your own custom tile set.. place all 16 images as 32x32 costumes inside the "user tiles"sprite see the Stage comment for details on naming your costumes you can add up to 9 custom sets (your #9 will not try to animate) press the "u" key when generating new maps to switch between normal tile and use tiles
Press 0 to switch to personal sets. Has to be re-rendered though.
