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b/Nef_2/include/CGAL/Nef_2/PM_checker.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_checker.h rename to Nef_2/include/CGAL/Nef_2/PM_checker.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_const_decorator.h b/Nef_2/include/CGAL/Nef_2/PM_const_decorator.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_const_decorator.h rename to Nef_2/include/CGAL/Nef_2/PM_const_decorator.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_decorator.h b/Nef_2/include/CGAL/Nef_2/PM_decorator.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_decorator.h rename to Nef_2/include/CGAL/Nef_2/PM_decorator.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_explorer.h b/Nef_2/include/CGAL/Nef_2/PM_explorer.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_explorer.h rename to Nef_2/include/CGAL/Nef_2/PM_explorer.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_io_parser.h b/Nef_2/include/CGAL/Nef_2/PM_io_parser.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_io_parser.h rename to Nef_2/include/CGAL/Nef_2/PM_io_parser.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_overlayer.h b/Nef_2/include/CGAL/Nef_2/PM_overlayer.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_overlayer.h rename to Nef_2/include/CGAL/Nef_2/PM_overlayer.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_persistent_PL.h b/Nef_2/include/CGAL/Nef_2/PM_persistent_PL.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_persistent_PL.h rename to Nef_2/include/CGAL/Nef_2/PM_persistent_PL.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_point_locator.h b/Nef_2/include/CGAL/Nef_2/PM_point_locator.h similarity index 100% rename from Packages/Nef_2/include/CGAL/Nef_2/PM_point_locator.h rename to Nef_2/include/CGAL/Nef_2/PM_point_locator.h diff --git a/Packages/Nef_2/include/CGAL/Nef_2/PM_visualizor.h 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