ditsing/ruaft @ 32eeb627cf4f71a97936e02133c156c0c7e0009b

Jing Yang 8e36805176 Add snapshot functions to persister.		%!s(int64=5) %!d(string=hai) anos
..
config	8e36805176 Add snapshot functions to persister.	%!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