ditsing/ruaft @ 88993f0eb1bb92ed197d77226f8634bc23b75f9a

Jing Yang 88993f0eb1 Merge memory_persister.rs into persister.rs of test_configs.		%!s(int64=4) %!d(string=hai) anos
..
src	88993f0eb1 Merge memory_persister.rs into persister.rs of test_configs.	%!s(int64=4) %!d(string=hai) anos
tests	5ae61e09a0 Remove all `external crate`!	%!s(int64=4) %!d(string=hai) anos
Cargo.toml	4a0c62887c Move rpcs.rs to a separate sub-crate.	%!s(int64=4) %!d(string=hai) anos