TheXSoft.com is the home of of a free software, that 100% free it does not suddenly turn into shareware,bundleware,beggingware.

They are automatically added if they are in the mapcycle.txt file or whatever the mapcyclefile cvar points to, you should also read about {cms_selflink page='70' text='votemaps.ini'} and {cms_selflink page='67' text='adminmaps'}