Mini morse paddle

Morse paddle inspired by http://members.ziggo.nl/cmulder/paddle.htm
and http://www.palm-radio.de/

This paddle is very much a work in progress, but the current version (V2) is functional.
Here it is in use (I'm a beginner operator, timing is a bit tight):
https://youtu.be/1xGeypPl-cU


The hardware required is the following :
* 6 x M4x4mm set screws (https://www.mcmaster.com/92605a110)
* 4 x M2.5x5mm phillips head screw (https://www.mcmaster.com/92000a103)
* 2 x M2.5x12mm phill