phpbb/phpbb3 — pull request #445 by bantu (2011-10-28 22:04:55+00:00)
Title: [ticket/10259] Do not send notifications to user accounts joining free gr

[ticket/10259] Do not send notifications to user accounts joining free groups.

It does not make sense to send notifications to users joining a freely open
group. They already know that they were added to the group, because they
triggered the actual join.

PHPBB3-10259

http://tracker.phpbb.com/browse/PHPBB3-10259