Jetpack by WordPress.com was updated to version 1.3.4, from version 1.3.1. Changelogs:
1.3.4
- Bug Fix: Revert changes to the top level menu that are causing problems.
1.3.3
- Bug Fix: Fix notices caused by last update
1.3.2
- Bug Fix: Fix Jetpack menu so that Akismet and VaultPress submenus show up.