added hover state to home buttons and slightly adjusted button positions
Merge branch 'master' of https://github.com/fiddler-crabs-2014/encore into feature/home-how-it-works
fixed margin top for search index page
fixed position of facebook sign-in button
fixed position for user login and signout in nav bar
had to fix facebook login button position again... weird behavior.
Merge pull request #48 from buck3000/feature/home-how-it-works

added hover state to home buttons and slightly adjusted button positions