This is the last version to support Emacs26 and ivy/company completion frameworks.

1. Support nerd icons. Use M-x centaur-install-fonts to install the necessary fonts.
2. Better ivy supports.
3. Use built-in project instead of projectile.
4. Use flymake instead flycheck.
5. Remove comment-dwim-2.
6. Support vundo in 28+.
7. Play music with mingus.
8. Bug fixes and improvements.