ditsing/ruaft @ 0807fc7207e7af49873c265c9645e276fc564112

Jing Yang 0807fc7207 Add the rejoin test.		%!s(int64=5) %!d(string=hai) anos
..
config	397c8aad63 Add fail no agree test.	%!s(int64=5) %!d(string=hai) anos
agreement_tests.rs	0807fc7207 Add the rejoin test.	%!s(int64=5) %!d(string=hai) anos
election_tests.rs	f0c6126caa Add a test for re_election.	%!s(int64=5) %!d(string=hai) anos