Solder Assistant/Gravity Clamp

In 2009, Gerrit Coatzee published this [elegantly simple soldering assistant](http://dammitcoetzee.com/2009/07/how-to-make-soldering-fine-pitch-surface-mount-rediculously-easy/). It is heavy and stable, and it rests on top of an SMD while you solder it. It also acts as a heat sink to protect the part. The device has never caught on, and that's a shame.

Part of the problem is that Gerrit made it the old way, by drilling holes in bits of wood like a caveman. So I've updated the design for t