@dblock: Crazy generative visualizer

This is probably too fast and set to like happy hardcore music—but you could tweak the timeouts and intervals to have a more chill vibe. I don't know the context so I just had fun with it :-P Hopefully it's useful.

(excuse the poor frame rate in this gif)

![cap](https://cloud.githubusercontent.com/assets/555859/4781328/3b188222-5c98-11e4-9905-16a8c110d741.gif)


Sorry for the large diff—it's b/c of all the checked in node modules.