Pi Zero Case Vented and Hinged Remix for adding OLED

I made the https://learn.adafruit.com/pi-hole-ad-blocker-with-pi-zero-w/project-parts project & wanted a case with just the OLED showing on top.

After looking at different case ideas, I liked this hinged case for Pi Zero https://www.thingiverse.com/thing:1954625 . I recreated the design in openscad to make it easier for me to change some things.

1. The hinge clearances were a little tight for me, so I made options for 3 different clearance amounts with **Clearance** variable in the opensc