refactor hangout attributes for ho button into a hash
minor refactorings in Hangout model
added ajax refresh
added ajax refres to events show page
minor ui fixes
converted hagouts.js and events.js to coffee
added some jasmine specs for .coffees
code review update
falling back to js
Merge pull request #508 from YaroSpace/live_sessions

Live sessions - some minor changes
fixing coffee -> js conversion bug
Merge pull request #516 from YaroSpace/live_sessions

Live sessions: fixing coffee -> js conversion bug