v0.3.0

🎉 Hello world, I'm a new release for better work!

1. Support whitespace surround.
2. Fix highlights are not turned off properly.
3. Fix adding surround for selection not working.
4. Fix using ESC to exit to change surround not working.
5. Fix configuring plugin not working.
6. Reivse xterm cursor control characters.

Welcome to update to this version!