Phase One has updated the Capture One products (RAW conversion software) to version 4.6.
Support for new cameras are added: Nikon D3X, Canon 5D Mark II for sRAW1 and sRAW2 formats, Olympus E-30 and a few others. Also new features and enhancements are introduced, like new option for color editing, more options for camera remote control (tethered shooting), load/save workspace (only for Mac version), improved performance.
Link to download new version is here.