merged session manager branch into master
added app init function to background.js
merge session-manager
basic url whitelisting complete
Merge branch 'whitelist'
built basic options page
Merge branch 'options-page'
fixed typos
removed /app .js files from git
removed unnecessary returns from cofeescript
added README
Merge branch 'master' into session-manager
added new tab blocking feature to session manager
added tab blocking to options page