Release v0.4.0-alpha.2

This is a release note after v0.4.0-alpha.1 release.
Please refer previous release note https://github.com/foriequal0/git-trim/releases/tag/v0.4.0-alpha.1

Breaking changes

• Require a scope for ranges #153
• Many changes in --delete options.
  • --delete stray-local and --delete stray-remote are removed. --delete stray doesn't imply them anymore. #140
  • --delete local, and --delete remote has been repurposed to refer non-tracking local branches and non-upstream remote branches. #147

Enhancements

• Associate local and upstream/remote branches to prevent dangling states #140, #144
• Classify non-tracking local branches and non-upstream remote-tracking branches too #147
• Notify when the remote HEAD is changed #145

Fixes and refactorings

• Fix crash when branch does not have common ancestor #149
• Classifier has been rewritten #157
• https://github.com/foriequal0/git-trim/pulls?q=merged%3A2020-08-04..2020-08-21

https://crates.io/crates/git-trim/0.4.0-alpha.2