Small tutorial how to edit the Admin and Developer name.
Step 1 Open messages.xml with notepad, or something else
Step 2 Press CTRL + F type in MSG id="9004" for Administrator and MSG id="9005" for the Developer Name
Step 3 Edit to it what ever you want.
Step 4 Save it
Step 5 Repack you system.mrs and place the edited messages.xml into you gunz folder, and the new system.mrs into you gunz folder.
Step 6 Restart your MatchServer
Step 7 Run Gunz and login.
Step 8 Dont get it now quit making an server