It's already called `raft_conf_change_loop` in code.

Extend documentation with raft log processing algorithm.

Describe `conf_change_loop` and graceful shutdown logic.

Bring the algorithm description in accordance with actual
implementation. Also provide some comments to the code.

Everywhere in code use `RaftId`, `RaftTerm`, `RaftIndex` instead of
obscure `u64`.

Georgy Moshkin authored 2 years ago and Georgy Moshkin committed 2 years ago

It prints the raft log in a concise and readable way