Hex mesh sponge holder

_Update (Dec '19):_ Variations for 2 sponges and napkins added (.stl files).

_Update (Aug '19):_ I added a setting for the base thickness. It does seem to help balance a bit better when thicker. Replaced .scad file and uploaded a new .stl as SpongeHolderThickBottom.stl.

Anyone know why Thingiverse is ignoring the .scad file I uploaded with this?

I liked the overall style and design of SimmonsClassroom's "3 Sponge Holder" but wanted more holes. Figured the edges of a hexagonal tiling would be about as maximally "holey" as I could get. Wasn't sure what size I'd want, so decided to go with OpenSCAD and make it a Customizer.

As usual, Customizer seems to be non-functional here on Thingiverse, but as of May '19, the downloads of OpenSCAD (http://www.openscad.org/) include the Customizer interface, so don't be shy to open the code! Values are in mm to make it easier to export and print.

If you need a specific slot width, add the thickness to the desired slot width, then multi