040000 tree c23b0ebc3467003da92a664727aeb8bd5a4c5e47	check
040000 tree 0c90871a9f38b8db24e8d1e66242014081f27346	examples
040000 tree f0b8e3fd0cc179f7ff0a50c753cb382a6a91630a	fixedbugs
100644 blob 25e6f22f94b7336cd60ae59e226f047856476e01	manual.go2