Extruder Mounting Bracket - Makergear M2 3D Printer

This is almost the same as the stock R3 (newest and best August 2015) version available from here:
https://github.com/MakerGear/M2/tree/master/Printed%20Parts/STL

The stock one has beveled edges on the flat bed down side... Sometimes this is okay, but with PETG it will cause the small pointy parts to be more likely to detach from the printing platform.

All I did was remove this bevel so the bonding area to the bed is larger. Otherwise the design is the same as stock.

If prin