Bring in VTK fix for VTKConfig.cmake.

Change-Id: I36da922697a058b225c7fc506c80a2a7bff4ef66
Cleanup vtkPVPythonCatalyst build issues.

After changes to VTKConfig.cmake, cleaning up vtkPVPythonCatalyst module to be
added explicitly at the end of the vtkModuleTop.cmake.

Change-Id: I517e58d1837637083da32c5c6ce6f907134995d2
Merge topic 'catalyst_2.0' into next

c07fe61 Cleanup vtkPVPythonCatalyst build issues.
c07d259 Bring in VTK fix for VTKConfig.cmake.