This piece of software comes from:
  https://github.com/JCash/voronoi         (voronoi-0.9.0)

The code is entirely stored in the header 'jc_voronoi_EC.h'. It has been
slightly modified by É. Canot, to retrieve easily the (unique) vertices
defining the 2D Voronoi diagram.

The code refers to an MIT license (see LICENSE).

