[submodule "upstream/cpp-base64"]
	path = upstream/cpp-base64
	url = https://github.com/ReneNyffenegger/cpp-base64
[submodule "upstream/voronoi"]
	path = upstream/voronoi
	url = https://github.com/JCash/voronoi
[submodule "upstream/poisson-disk-sampling"]
	path = upstream/poisson-disk-sampling
	url = https://github.com/thinks/poisson-disk-sampling