These include support for 16 new cameras including the Canon 60D, many many new lens profiles, and, from Tom Hogarty on the Lightroom Journal,

For Lightroom:

• Direct publishing to Facebook and SmugMug is now available (great news!)
  
• Tethered capture now supports the Leica S2
• A larger list of corrected issues has been included as part of the Lightroom 3.2 Release Candidate notes. Additional issues have been address in the final Lightroom 3.2 update:

• Fixed authentication issues that could be experienced with the Facebook publish collection
• Adressed performance issues that could occur while reviewing images in Loupe view
• Corrected several Adobe Photoshop Elements upgrade issues
• Corrected a file renaming bug involving date or time fields
• Export with watermark will now function correctly when choosing the Limit File Size option

For Adobe Camera Raw:

• Scroll bar arrow performance has been improved
• Fixed: Slow Scrolling could occur when working with the Mac Trackpad and a multiple image selection
• Full screen performance issues have been addressed

For the full announcement from Tom, click here.  If when you open your software it doesn’t prompt you to update, go to Help>Check for Updates.