OpenHW Logo in ImplicitCAD or openscad (.escad)

[From this thing](http://www.thingiverse.com/thing:27097) by padorange, in turn by derived from clothbot.

It is an [ImplicitCAD](http://implicitcad.org/) file. However it turns out it works with regular openscad too.

(this required near-zero work for me :) )