Departments, course sections, and request statuses are now pulled from the database instead of being hard-coded
Professor information is properly pulled from the database
Time-off requests are now pulled from the database
Updated test data and stored procedures
Cleaned up login error messaging
Handle PDOException when authenticating, which is thrown if the server is not accessible
Formatting
Oops
Professor schedule view
Extracted navbar to navbar.php
Fixed issue with `admin_init_*` functions initializing the list twice
Added Contact field to User class
Fixed issue with footer