Updated the js sdk to the most recent version and added xfbml.
Added logic to show that no friends have used the app is frends.length is 0.
Added the like and share buttons below the Your Results section heading.
Added some text encouraging people to share PsychViz and fixed the end of the for loop.
Added some og meta tags for Facebook.
Added a screencap picture and deleted the rails image.
Added the user_friends scope to the FB.login function to hopefully fix the problem of friends not showing up.
Merge pull request #23 from shindostrz/master

Some formatting improvements, updated the Fb JS SDK, and fixed the permissions scope issue.