The files you now have in front of you are the code changes from phpBB 2.0.17 to 2.0.18 in two different formats.
Feel free to add the archive to your homepage.

The changes are made by markus_petrux (http://www.phpbb.com/phpBB/profile.php?mode=viewprofile&u=58898)

(c) 2005 the phpBB Group