Removed legacy bean junk that is not used in this MVC Pattern.
ModServlet is the controller that determines what actions to take when admin wants to update or delete something.
All DBBean core functionality should be in place now.
Added admin login request view options.
Displays radio button alongside table contents so you can modify or delete items.
Added HTML form that allows an admin user to modify catalog item they previously selected.
Added all three methods required for update, delete, and respond to modify button.  Also cleaned up the final request dispatcher code.
Homework 4 complete and working as project specification outlined.