The major new feature is "private group home pages". See http://drupal.org/node/83005. One database column was added to the og table, so please visit update.php.
minor fixes and features
Private group homepages - http://drupal.org/node/83005
minor bug fixes.
Fix fatal error in installer.
fix group context on some comment urls ... tweak help text on admin/og/og page.
Minor bug fixes. See http://cvs.drupal.org/viewvc.py/drupal/contributions/modules/og/?pathrev...
Tread all the changes since 5.x.3, read the log for og.module (http://cvs.drupal.org/viewvc.py/drupal/contributions/modules/og/og.modul...) and og_views.inc (http://cvs.drupal.org/viewvc.py/drupal/contributions/modules/og/og_views...). You should pay attention to commits after May 29 2007 (the release date of 5.x.3).
- #182936 Make it possible to add tabs to the group home via Views
- Public checkbox makes no sense if access control is disabled. Also add hook_requirements() check so admin creates his node type and assigns as group type.
fix comment posting warning: #18237
fix og's token implementation
require email address from group manager
improve help texts on group node form
more flexibility in the From: in email notifications.
bug fix to group edit when only 1 theme is available.
See changelog at http://cvs.drupal.org/viewvc.py/drupal/contributions/modules/og/
now compatible again with postgres and php4
og_mail and og views fixes.
Sorry, the best you can do to know what changed is to browse the message for each commit from June 4, 2007 to Sep 21 2007.
major group create/edit fix - http://drupal.org/node/147919
minor instal profile fix - http://drupal.org/node/111345
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