Hello Gerrit Seigers,
Thanks a bunch for getting back to us with these valuable suggestions. I'll add them to our list of features and they'll get prioritized based on the feedback we get from our community. Please, don't hesitate to let us know if you have other feature requests.
the Telerik team
Do you want to have your say when we set our development plans?
Do you want to know when a feature you care about is added or when a bug fixed?
Telerik Public Issue Tracking
system and vote to affect the priority of the items.