Apple has been moving quickly to address issues that have plagued Aperture 3 since its release last month. Aperture 3.0.2 touches on several important areas, such as upgrading and importing libraries from earlier versions of the program and iPhoto, duplicating metadata presets, improving compatibility with IPTC metadata, making adjustments using the Curves, Straighten, and Retouching tools, and more. ($199 new, free update, 69.83 MB)
Hide TextExpander in the Dock
If you don't want to see TextExpander's icon in the Dock and the application switcher, you can remove it. Just open TextExpander > Preferences > Appearance, and select Hide TextExpander Icon in Dock. You'll still be able to access TextExpander from its menubar icon.