message: Fix
  [python - install] make install does not install properly
  Use 'python setup.py install' command instead of copying files
diff: @@ -215,12 +215,7 @@ if(PYTHONINTERP_FOUND)
  add_custom_target(cython ALL DEPENDS gudhi.so
  COMMENT "Do not forget to add ${CMAKE_CURRENT_BINARY_DIR}/ to your PYTHONPATH before using examples or tests")
  - # For installation purpose
  - # TODO(VR) : files matching pattern mechanism is copying all cython directory
  - install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}" DESTINATION "${PYTHON_SITE_PACKAGES}/" FILES_MATCHING
  - PATTERN "*.so"
  - PATTERN "*.dylib"
  - PATTERN "*.pyd")
  + install(CODE "execute_process(COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/setup.py install)")
  # Test examples
  if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.8.1)
  