Adding method Mesh.get_closest_points
Adding method Mesh.get_closest_points


Former-commit-id: 5d4ca37bc748a2e9d557f103c6b999e09e49ce55 [formerly 5d4ca37bc748a2e9d557f103c6b999e09e49ce55 [formerly 2a053e57d94f082cacaba71ba627ab48bca21780]]
Former-commit-id: 2b45f5128483e26734bafa1bd4678d4e5209aa1e
Former-commit-id: 5fd9d61b32fa8c964be882cadd582ec30219132c
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine