Alphashapes and Python bindings
* converted alphashapes2d to the new format
* added Python bindings for alphashapes
* added sample alphashapes.py that dynamically distinguishes between 2D and 3D
set (targets
cech-complex)
foreach (t ${targets})
add_executable (${t} ${t}.cpp)
target_link_libraries (${t} ${libraries})
endforeach (t ${targets})