Prusa i3 Mk2 Mount for Pi Zero W with tiny Camera

This is just a plate to be used with [Raspberry Pi Zero Camera case](http://www.thingiverse.com/thing:2316309) all other parts get from [Prusa i3 Mk2 Camera Mount for Pi Zero W](http://www.thingiverse.com/thing:2185916/#files)

CHANGELOG:

2017-09-22
- added small hinge for better fit and stability of Pi0
- added hole, so Pi0 can be used upside down, and still have pins accessible