040000 tree f39f996bc84119acca3af6b50943b027f41d4144	build
040000 tree 54da349ccdaa9494c6db8328d417b41e6eacd8da	dev
040000 tree 2de47906ce8b0944e1e090084f81dc1fb85dab9f	package
040000 tree d808331f7db9862e940c365e09d0d81237394be8	test
040000 tree 0da0f5af0c804782ff92701e100661a6c6ebd6c9	tutorials