Joshua and Shuotian Iteration 3 Commit
1. Added new trunk directory for main application code
2. Added new CSS for formatting, stylesheet.css under directory css
3. Renamed facebookTest.html to index.html
4. Renamed facebookTest.js to facebook.js
5. Implemented Facebook logout
6. Changed behavior of program such that it will automatically display friend locations upon login instead of having to prompt the user to press a button.
Joshua and Shuotian Iteration 3 Commit
1. Added comments for self written functions
2. Cleaned up Javascript by moving chunks of code from within the main Facebook app code to separate functions