Pi Snug Case Bottom for Lulzbot Mini

This remix of http://www.thingiverse.com/thing:1637227 that adds a mounting bracket for the rear holes that already exist above the control box of a Lulzbot Mini. I'm using Octoprint to control my Mini. So far, the Pi has just been dangled down next to the printer. I wanted to mount it in a case to the side of the printer and clean things up.

First problem was the case itself. Most of the Pi cases I found were either tricky to print accurately or broke easily. This case was pretty easy to pri