Pigit

- Not continue support Python2.
- Update config and config template.
- Improve code counter running speed.
- Code counter output support icon.
- Fix color command error.
- Add simple shell mode.

- Update owned commands.
- Supported interaction of windows.
- Improved CodeCounter.
- Fixed some error.
- Update documents.

- Split package.
- Fixed shell completion.
- Allow setting custom cmds.

- Refactor config.
- Compat with python2 of interactive mode.
- Add delete and editor in interactive.

- Rename project, pygittools -> pigit
- Added configuration.
- Added interactive file tree operation.
- Allowed some command combined use, like: `-if`.
- Optimized ignore matching algorithm of CodeCounter.
- Increase the output mode of CodeCounter. [table, simple]
- Refactor Git command processor.
- Refactor Completion, support fish shell.
- Fix emoji error on windows.

- Optimized recommendation algorithm.
- Optimize the output of CodeCounter results.
- Repair CodeCounter matching rule.
- Compatible with windows.