Patch paraview to support have proper external pv module support.
Merge branch 'paraview_pkg' into paraview-profile
Merge branch 'paraview-profile' into cmb-profile
Explicitly disable objc garbage collection flags, it is not needed now.

This globally fixes the problem that XCode 5+ compilers don't support
obj gc anymore. The flag was pointless since VTK hasn't used the objc
gc for roughly a year now.
Merge branch 'paraview_pkg' into paraview-profile
Merge branch 'paraview-profile' into cmb-profile