Xiang Li 2b8abeb093 *: remove migration related stuff from 2.2 %!s(int64=10) %!d(string=hai) anos
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etcd-dump-logs d6f8a30f7c tool: dump tool supports index %!s(int64=11) %!d(string=hai) anos
functional-tester e71d43b58e tools/functional-testing: add help message for flags %!s(int64=10) %!d(string=hai) anos