* Modification of setup.py to compile vtk part too. Then, we have 2

  * Modification of setup.py to compile vtk part too. Then, we have 2
        wrappers which must work with same distutils. For that, we have a
        generic distutils in distusiltsWrapping.py ; with :
         - build_extWrap class to wrap generically all extensions,
         - ExtensionWrap base class for all wrapping extension that contains
           a wrapper
         - Wrapper interface which wrap sources
        + In WrapSwig.py  we have extension and wrapper for Swig
        + In WrapVTK.py  we have extension and wrapper for VTK
      * MANIFEST.in : modifications to consider vtk directory and new python
        files for compilation
      -- BeNours