040000 tree 684d0cc1349b0b1f3b322526dd911297400fc718	check
040000 tree 6c4b5e6dbfc8cb0662511c1e5667f4f860160457	examples
040000 tree 163b6e65b7c6774d6fc448fe2a899f9b62ebf0ce	fixedbugs
100644 blob 25e6f22f94b7336cd60ae59e226f047856476e01	manual.go2