USB Tester case

This is a case for the [USB tester combo board](http://store.hackaday.com/collections/products-tools/products/usb-tester-2-0) by [Fried Circuits](https://friedcircuits.us/46). That boards comes as a bare PCB and when you don't need all the test points, this case packages it up nicely.

If you don't have a printer that can print this properly (FDM might not work), you can order one at https://www.shapeways.com/shops/liyanage. The model is offered there with no markup on top of the Shapeways pri