Vertical Seder Plate Remix

I tried making Steve Medwin's [seder plate](https://www.thingiverse.com/thing:284447), but found that the [seder plate liners](https://smile.amazon.com/gp/product/B00P6O5KWI/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1) that I used didn't fit properly (they were 1/4" smaller in diameter and non-uniform in height).

I tried simply scaling in the x-y direction, but that wasn't working for me, so I ended up remixing it to see if I could get it to work better with my [seder plate liners](https://smile.amazon.com/gp/product/B00P6O5KWI/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1).

Once I was doing that, I changed the press fit connections to threaded connections and also re-mixed the base to be more similar to [JA Mott's design](https://www.thingiverse.com/thing:2774262).

I've tried all of the pieces, but still need to print three more arms to complete the full seder plate. But I figured with Passover less than two weeks away, I'd better post what I've got to give others a change to