Remove usage of `strtok`
The function is not thread-safe and we have better tools in vtksys
anyways (namely SystemTools::Split
). Current uses in VTK:
-
vtkBlueObeliskDataParser.cxx
-
vtkGaussianCubeReader.cxx
-
vtkVRMLImporter_Yacc.h
(probably generated, so not much to be done here I suppose)