[WIP] Videos announcement

![image](https://cloud.githubusercontent.com/assets/153/2808335/ecffeac0-cd23-11e3-9297-82e91c4978c6.png)

- [x] First stab
- [x] Witty intro
- [x] Talk description for Nicole Sullivan - Opening Keynote
- [x] Talk description for Chris Wright - Surprise and delight: CSS + SVG
- [x] Talk description for Nicolas Gallagher - Adaptation and Components
- [x] Talk description for Connor Sears - Better Production Decisions with HTML & CSS
- [x] Talk description for Ana Tudor - 3D Transforms and Poly… What?
- [x] Talk description for Christopher Giffard - Test Your CSS with CSS
- [x] Talk description for Lea Verou - The Chroma Zone
- [x] Talk description for Simurai - Styling with Strings
- [x] Talk description for Chris Eppstein - What makes Sass so Syntactically Awesome?
- [x] Talk description for Speaker Q&A Panel

Could everyone help out with some of the talk descriptions? Once we've done them I'll update YouTube too.

Also, I've linked each schedule item to the talks on the website already. Should we also link the speakers at the top of the page, or just leave them as links to twitter?