--registered.php--
Updated registered.php to be able to establish a connection with the GSBME server to gain access to the required database.
Removed simple handling of cases where an applicant should be accepted or rejected.
Replaced with more sophisticated conditional handling, using functions defined in functions.php.
If Banned, give failure message.
If not banned but already registered, give a different failure message.
If not banned and not registered, give success message and write to DB.

--functions.php--
Containts 3 functions
1) openConnection opens connection to server.
2) isBanned checks if a particular applicant is flagged as banned on the DB.
3) alreadyExists checks if a particular applicant has already applied and is not banned in the DB.

--registrants.php--
Serves a table showing the list of successfully registered applicants.