File Rename

Moved the sharedabusers.php and serverupdates.php files to abusers.php
and servers.php, to use more appropriate file names. Updates #5.
CSS Fix

Updates #5. Squares the Submit button, to line up better under the form
field.
Error Handling Commit

Better handle errors coming from failure to connect to the server.
First Name Functionality

Include functionality for first name. This will help with future 2FA.
Updates #6.
Error Handling and CSS changes

Updates #5. Finishes the error handling for server updates. Will more
gracefully handle failures to connect to the server. Also moved the form
field for server select once the first fetch has been made.
Server Select Addition

Updates #5. Major reshuffle of the navigation. Moved the server select
form into the navigation as well, to make it easier to do lookups.