ditsing/ruaft @ b9f664703b23e4c3e4310f41b9b51a6d31c2a9bd

Jing Yang b9f664703b Add basic logging to ruaft and especially tests.		%!s(int64=4) %!d(string=hai) anos
..
config	b9f664703b Add basic logging to ruaft and especially tests.	%!s(int64=4) %!d(string=hai) anos
agreement_tests.rs	2b31b422c2 Fix clippy errors.	%!s(int64=4) %!d(string=hai) anos
election_tests.rs	d04d35c561 Supress warnings: unused code in config.	%!s(int64=5) %!d(string=hai) anos
persist_tests.rs	2b31b422c2 Fix clippy errors.	%!s(int64=4) %!d(string=hai) anos
snapshot_tests.rs	bcd32724b4 Rename some tests so they are not prefixes of other tests.	%!s(int64=4) %!d(string=hai) anos