Adobe Lightroom 4.3 RC Update
Adobe has released Lightroom 4.3 RC and Adobe Camera RAW 7.3. Both software are available for download.
New Features of Software
Support for HiDPI displays within the Develop module (Lightroom only).
New Canon Camera and Lens Support
Canon PowerShot S110
Canon PowerShot G15
Canon PowerShot SX50 HS
New Lens Profile Support
Canon EF 24-70mm f/2.8L II USM
Here are the Lightroom and CameraRaw links to obtain your downloads.