The Mad Cobra

**The Mad Cobra**
============

Introduction:
-------------
A variation of the **Grab Toy ++** (https://www.thingiverse.com/thing:2750749) that turns 180 degrees. For this I needed to determine the length of the longer arms on the right as a function of totalArmLength (which is the lenght used for the left side). Since those arm lengths are not the distances between the axes of the hinges there is a bit of math to do (line 324 of the OpenSCAD file), but that's pretty much it.

To finish i