ResetCascadingSelection - Reset last condition added to current selection

The reset cascading selection action will reset last selection added to selections for the current region (property handle). After resetting the filter, the list will be refreshed and instances complying the remaining filter condition are listed, only.

Selections (filter) are reset for the current region's property handle, i.e. selections for other regions remain unchanged.

The action is disabled, when no cascading selection has been set.