Thank you for writing.
We are aware of this case (missing functionality) and it is already logged in our PITS system. Here you can add your vote for it in order to increase its priority: http://www.telerik.com/support/pits.aspx#/details/Issue=8242
. Unfortunately, for the time being, there is no suitable work around that I can provide you with.
I hope that you find this information useful.
the Telerik team