ditsing/ruaft @ aa8e4854d1dc2fa5554934e51636adeb8bb2300d

Jing Yang aa8e4854d1 Add an assertion in apply_op.		%!s(int64=4) %!d(string=hai) anos
..
src	aa8e4854d1 Add an assertion in apply_op.	%!s(int64=4) %!d(string=hai) anos
tests	7dce6f66cb Complete rewrite the block-for-commit logic in server.	%!s(int64=4) %!d(string=hai) anos
Cargo.toml	9bd77f345f Add the basic service test.	%!s(int64=4) %!d(string=hai) anos