040000 tree a24d7a8338b2ab13e5561822e7cc08ae6d2422f7	check
040000 tree 0c4d5b99be06ef4b72a499f478f3ca5300e51e96	examples
040000 tree dbaace1af38352ea48093c6e487cef90aff165f1	fixedbugs
100644 blob efe13cf8bc56c170d2a232230521b79e995bdc1b	manual.go2
040000 tree 08a27d606d5a58e4c8ba71bf12b909e241492215	spec