ODROID-N2 Front/Back panel template

This design is based on the 3D board model of ODROID-N2 designed by @hominoid at ODROID forum.
https://forum.odroid.com/viewtopic.php?f=182&t=33867&p=246582&hilit=3D+model#p246552

This is the reference design for the front and back side when you build your own custom case of ODROID-N2. The panels fit well to ODROID-N2, but a little bit tight. So you may need to make the holes larger like