We are aware of this issue and we have logged this in our ticketing system. You could vote on the PITS issue (http://www.telerik.com/support/pits.aspx#/details/Issue=10682
) to let us know that it's important.
As soon as it gathers enough votes (or it happens that it's next in the queue), we'll include it in our next iteration and fix it.
the Telerik team
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