commontk/CTK — pull request #484 by mwoehlke-kitware (2014-06-06 19:41:18+00:00)
Title: Fix virtual dtor warnings

Fix warnings about classes with virtual methods but non-virtual dtors by adding a virtual dtor to `ctkWidgetInstanciator`, and removing a gratuitous `virtual` from `ctkVTKPropertyWidgetPrivate`.