Added sponsor images to About page.
Added some SEO improvements like hashbang addressing, meta description, descriptive h1 text on each page, and image alt properties.
Added ng-cloak to body to try to avoid double mustaches showing up when rending page.
Added instructions to README for testing locally with node.js' http-server.
Added helpful error message when request for Picasa Web Album API fails.
Updated promo to Google I/O.
Increased from 10 to 20 news items and added a much more complete implementation of the News controller.
Increased Photos displayed from 20 to 50.