Added a previousUser function which shows the button to chart the user's previous results. Abstracted the ajax post function to a separate method so that previous results could be shown with the finishQuiz function.
Changed the personalityType function to accept the finalScore object as an argument.
Changed the name of the gon.personalityType variable to match the rest of the js.
Changed the app description text.
Added the previous results button.
Changed the way the graph api is accessed, using a facebook method on the user model instead.
Changed personalityType variable name to match the property from the ajax function.