Gloomhaven updated monster standee base and openscad sources

Now that I have Gloomhaven, I have updated the Monster Standee Holder to be more functional!
- Moved the current hit point indicator to the front (recommend sharpie to darken tip)
- Moved the condition holder to in front of the Standee holder so you could see them! Duh!
- Same great number spinners (also recommend sharpie to make the numbers stand out)
- Same great standee holder

As before, I used the following as inspiration but I remade them all in openscad so I could t