From 'changes.txt':

2.2 (March 30, 2008):

New

• See topics and posts in the moderation queue created by the moderated user after posting the topic/post.

2.1 (March 29, 2008):

Fixed

• Marking all topics/posts read in a forum does not mark everything read.

New

• User forums. Tracks topics the user is interested in, started, or replied to.

2.0 (February 25, 2008):

Fixed

• Creating new forums includes all the latest features.

New

• Locked/Closed topics. No one may create or edit posts.

1.9 (February 24, 2008):

Fixed

• A case-sensitivity issue involving spiders.txt on Linux systems.

New

• Copying, moving, and shadowing posts to other topics.