renamed .css files to .css.scss
replaced sprockets require with sass @import
UI cleanup
extracted css into an asset file
added expiration time for started? and live?
added UTC to schedule
added changes to hangout features to account for UI changes

minor fix for hangout.feature
added feature for UTC in events schedule
Increased timeout for capybara javascript tests
added feature for dispaying Join live link
extracted link into a partial
added code and specs to index view
code review update