040000 tree 9e9c3f2b98573ce8f348799102cff8b20c1aedca	check
040000 tree 86c245ae55625ddb5e00380deb7b78d720239e1b	examples
040000 tree 9d3b55259ef98a861639a0c22d46b9e15abda276	fixedbugs
100644 blob 96d4ba67c225ffc0eea310a70f8c98edb6304f74	manual.go
040000 tree b3491690a87b76d15bc38bacf5b1fb47f9fc887d	spec