Improves performance of large TreeListBox item updates.
Features
- Added the IPropertyModel.StandardValuesSelectedValuePath property that specifies an optional path to bind to ComboBox.SelectedValuePath when displaying a property editor for limited standard values.
- Improved the performance of a couple large TreeListBox item update scenarios.
- Updated the TreeListBoxItemAdapter.OnDrop method to be called with the TreeItemDropArea result from the previous OnDragOver method call.
