v0.6.0 use rustline
use github.com/kkawakam/rustyline as readline implementation. fixup CJK typing echo and backspace problem.
key map please ref to https://github.com/kkawakam/rustyline/blob/master/README.md
use github.com/kkawakam/rustyline as readline implementation. fixup CJK typing echo and backspace problem.
key map please ref to https://github.com/kkawakam/rustyline/blob/master/README.md