040000 tree dce0154774eb162f91984294d245fa3ba83281e7	build
040000 tree 94a0fff1b5aac78e203134e14211adee8329ccb6	build_rules
040000 tree bf0bb81e0e1c4b084c1afae042c7ebcbb9c80c24	dev
040000 tree b972b5f54b4c4c81db27c4ec9db80d0c709afea5	gui
040000 tree 5c7103c9415524a38904dac999fbf0e3552668fd	package
040000 tree dd00cfd21a779941424f5a47eecc1b62fa0703d2	test
040000 tree 544425a8f378f24fa9a142685fceeb9602d38754	tutorials