p/phpbb3 — pull request #23 by imkingdavid (2012-05-25 22:10:26+00:00)
Title: [feature/events] Added core.get_user_avatar_overwrite_empty

This way, extension authors can overwrite the empty value returned
when a user does not have an avatar with a default value to display
instead of nothing in the avatar space

http://tracker.phpbb.com/browse/PHPBB3-9550