Initial Commit: Index, ReadMe, js lib submodules & iconography

Index.html, 404.html, main.css, robots.txt, humans.txt, and crossdomain adapted from [html5boilerplate](http://h5bp.com)
Microphone graphic used for apple-touch-icon and favicon courtesy of [The Noun Project](http://thenounproject.com/noun/microphone/#icon-No171)

Submodules:

* [Reveal.js](https://github.com/hakimel/reveal.js)
* [Slide](https://github.com/incompl/slide)
Add slides from WordCamp Boston 2012 talk on front-end tools