- Fixed bug in session query that prevented sessions to work on PostgreSQL.
  Patch by Adrian.

- Patch 4859: new drupal_unpack() consolidates duplicate code and makes it
  easy to show avatars next to nodes and comments.  Patch by Moshe.  As a
  showcase, maybe Xtemplate should have an option to enable/disable avatars?

- Fixed bug 4745: undefined warning in sess_read().

- Fixed race condition in session handler.  Patch by Kjartan.

- Fixed sess_write().
- Removed dead code in index.php.

- Improved module loading when serving cached pages.  Moshe's bootstrap patch.

- Used legend and fieldset tags for the configuration page.