Hi Axe and John,
Unfortunately we did not develop this feature in time for the Q2 release. We do have it, but it is not yet tested and stable enough to go in production stage. We will have it ready for our next major release. I apologize for any inconvenience this might have caused you.
the Telerik team
Register for the Q2 2011 What's New Webinar Week. Mark your calendar for the week starting July 18th and book your seat for a walk through of all the exciting stuff we will ship with the new release!