Akismet was updated to version 3.3, from version 3.2. Changelog:

• Updated the Akismet admin pages with a new clean design.
• Fixed bugs preventing the akismet_add_comment_nonce and akismet_update_alert wrapper functions from working properly.
• Fixed bug preventing the loading indicator from appearing when re-checking all comments for spam.
• Added a progress indicator to the “Check for Spam” button.
• Added a success message after manually rechecking the Pending queue for spam.