040000 tree 9bf07130dc4cb957ef34e23ca60db96f65b2bdcd	docgen
040000 tree 6cc8a99b853dab82a8a4ad40db6b2d0fcc7ea05c	lib
040000 tree 986229f4d896e1af4aa6274cd3cf5d383cfe5081	skydoc
040000 tree 5c240a3e6784f1791115f21d4463b4bb2b3327d9	skyframe