The fix is available with lib version 2015.2.907.
Fixed with LIB version 2015.2.817.
Should be resolved with lib version 2014.3.1124.
This feature will be available with Q3 2014. User can specify the criteria used for filtering. All he/she needs to do is to override IsFiltered property of PropertyDefinition and set the his/her logic there.
SearchTextBox is clipped, when SortAndGroupButtonsVisibility property of RadPropertyGrid is set to Collapsed, in Windows8Touch theme
BindingMode is OneWay when there is editor template and PropertySetMode is None Resolved with LIB version 2014.1.407.
InvalidCastException is thrown when binding PropertyGrid.Item to collection. The exception is thrown in \\Core\Data\Extensions\FuncExtensions.cs. Unable to cast object of type 'System.Collections.Generic.List`1[System.Windows.Window]' to type 'Telerik.Windows.Controls.Data.PropertyGrid.PropertySet'. Resolved with LIB version 2014.1.317