/*!
\example Straight_skeleton_2/create_offset_polygons_2.cpp
\example Straight_skeleton_2/create_saop_from_polygon_with_holes_2.cpp
\example Straight_skeleton_2/create_skeleton_and_offset_polygons_2.cpp
\example Straight_skeleton_2/create_skeleton_and_offset_polygons_with_holes_2.cpp
\example Straight_skeleton_2/create_straight_skeleton_2.cpp
\example Straight_skeleton_2/create_straight_skeleton_from_polygon_with_holes_2.cpp
\example Straight_skeleton_2/extrude_skeleton.cpp
\example Straight_skeleton_2/skeleton_2_low_level_API.cpp
\example Straight_skeleton_2/show_offset_polygon.cpp
\example Straight_skeleton_2/show_straight_skeleton.cpp
*/
