040000 tree a15abeebcd7f28e9c47361e5093e38cd669883e4	build
040000 tree 94a0fff1b5aac78e203134e14211adee8329ccb6	build_rules
040000 tree 3651d7d547cbf52e6352f3af992aa3edfe4c1fcd	dev
040000 tree 44be511ecc12d23ca7fd727a24bb219b221f0ee5	gui
040000 tree 16a2ab406b1972cefb89e191590381c5ec32ae0f	package
040000 tree 587ac95b374166a22fa9545c5d93b54df936f969	test
040000 tree 544425a8f378f24fa9a142685fceeb9602d38754	tutorials