The Door Handler v3

This is the third version of the Door Handler. For previous development steps see "The Door Handler" and "The Door Handler v2".

Improvements:
- The lids are a bit larger and fit better over the jaws now.
- The lid's rubber band slots moved a bit to the back to reduce tension when using a 60mm rubber band.
- Hot glue is used on the inner of the jaws to add a smooth and grippy surface.
- Added 3D objects for a pocket holder. Four 6 x 2.8mm Neodym magnets are required for the pocket holder and the handler itself.
- Added left hand and right hand version so you can wear it on both sides.

I consider this the first version which might be really usable. Though I don't feel the urge to make the design more complicated a version with UV integrated LEDs roams in my mind. Maybe I will go for it the next days.

One more thing off topic: either I am too stupid to find the option or Thingiverse does not allow to turn pictures when creating a thing. This is really annoying, I have some p