If you are looking for the latest of K2, the release 4.6.10 is available for download now. There were updates to the installers recently. So, Please get the latest by downloading the installers today.
One of the new features of interest in this release is the OData Broker. A dynamic endpoint broker for integrating with OData services is now available. The ability to register a service instance for Docusign has been added as out of the box functionality using this broker.
This is great for organisations that are looking to eliminate those last few paper based steps needed to get legally binding physical signatures in their document centric business processes.