040000 tree 299817329ba965e8b051ed7f802621dc5231370d	build
040000 tree 94a0fff1b5aac78e203134e14211adee8329ccb6	build_rules
040000 tree 65ada8ca0fdfe88383c671fa668ac9d1e6ad8eda	dev
040000 tree 44be511ecc12d23ca7fd727a24bb219b221f0ee5	gui
040000 tree 6fb0d466dc0eec6566c31cd2c4dbc8c98caebe99	package
040000 tree 5d3d6ad161ef4027d7c16c8d953d593ce3168763	test
040000 tree 544425a8f378f24fa9a142685fceeb9602d38754	tutorials