ditsing/ruaft @ 2827664b94394322374c3e4c8a7893c508aca2d1

Jing Yang 2cf4d68306 Use generic types to allow different types of Command.		%!s(int64=5) %!d(string=hai) anos
..
config	2cf4d68306 Use generic types to allow different types of Command.	%!s(int64=5) %!d(string=hai) anos
agreement_tests.rs	72b75ac7be Minor fix in tests.	%!s(int64=5) %!d(string=hai) anos
election_tests.rs	1ba448e33f Remove DropGuard and use scopeguard.	%!s(int64=5) %!d(string=hai) anos
persist_tests.rs	00297bde0a Upgrade to rand 0.8	%!s(int64=5) %!d(string=hai) anos