040000 tree 68ff0612eadb738cbc86eee67290ebff73ba95a2	command_list
040000 tree ca866473eb6d565bde08310cecb964a70ac53c5e	install
040000 tree add75744e6020544292d088d9bf3c4cca75d1ff3	newt_intro
040000 tree 231ecf6c0572125f62f7eeb1497d0fca2efe958f	newt_operation
040000 tree 80780c126e63a59cd665dddfef4aed93be805336	newt_ops