Octoprint Console Raspberry Pi 3 B 5 " inch Elcrow touch screen with fan cooling

**RELEASE VERSION** So here it is, V3.1 of the Pi Case. I have removed V1, V2, V2.1 and V2.2 due to issues with fitment, polygon count and general faffery and broken stuff. V3.0 was ok, but a tight fit for HDMI, power and screen - so I removed that too. V3 is super clean to print and has nice straight polys throughout the model. It is a little larger than the V2.2, but this give WAY more room for cables and routing. there is also a version with, and without top cooling holes. If you are using passive cooling, then use the one with holes. If you are installing a fan, then use either! V3.1 has all the fixes from my first test fitment. There are: 1. Enlarged front lower hole to allow for easier micro USB plug fitting. 2. New slot gap hole for HDMI (screen) to pass in to the case easily on install. 3. Screen was absolutely spot on for size, but a tight fit. I have enlarged this by 1mm all round so that you don'tt crack your screen installing. Now, the entire front panel c