This update resolves an issue that could prevent auto-imported Photo Stream images from being displayed in the library after your Photo Stream hits 1,000 images. 

Included in Aperture 3.2

• Addresses compatibility with iCloud and iOS 5
• Resolves an issue that could cause the “Loading” indicator to reappear in the Viewer when cropping a photo
• Aperture now automatically relaunches into Full Screen mode if the application was in Full Screen mode when last quit
• Pinch-to-zoom gesture now automatically activates Zoom mode in the Viewer
• Left and right swipe gestures can now be used to navigate between photos in the Viewer
• Microsoft Outlook can now be chosen in Preferences as the application used by Aperture for emailing photos
• Fixes a problem that could cause Aperture, running on OS X Lion, to quit unexpectedly when using brushes to apply adjustments
• Loupe now correctly displays magnification levels between 50-100%
• Fixes an issue that could cause Aperture, running on OS X Lion, to display the incorrect color profile on externally edited images
• Import window now includes an option to delete photos from iPhone and iPad after they have been imported into Aperture
• The Lift Stamp tool now displays the correct cursor icons when being used in Split View and Viewer only modes