This release includes

- RangeSlider - All properties are now Dependency properties so that you can easily databind with.
- RangeSlider - The RangeSelectedChanged event has been
refactored into a Routed event.
- Range slider support for Commands such as MoveBack Move Forward, AllBack and AllForward

- DatePicker - Add a DateSelectedChanged routed event
- Added support for MinDate and MaxDate

- TimePicker - Add a TimeSelectedChanged routed event
- Added support for MinTime and MaxTime

- DateTimePicker (this will be the DatePicker and TimePicker joined)

- DockableContainer (aka Docky- This is a brand new control which supports docking of element and undocking. While elements are un docked you can drag around the element :) Just like Blend Toolbars)