Release v1.2.2

  ### Documentation
  - Added comprehensive technical deep dive
  - Included stacked diffs methodology references

bump version number (#76)

Change-Id: I12b2b95404f24e170055a3d03c4a9e5bf08c8736

1.2.0

New features
---

- Added homebrew formula for easier install (#30)

Maintenance
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- Bumped dependencies
- Move hook path computation to the git lib (#27)
- Improve git worktree support (#26)
- Fix github topic link (#31)

Document system keychain support (#21)

Change-Id: I7d394cba30ed7c64aa52cbacc1ad86d85ebf5a10

1.0.1

Features
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- Add support for git over https protocol
- Detect the repository default branch through the github API

Documentation
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- Fix documentaton links from README.md
- Added badges to README
- Better explanation of the git workflow
- Improve the getting started documentation

Development
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- Ensure tests passes for contributors without permissions to the
  integration tests repository
- Fix release workflows to only run on tags

1.0.0

Initial open source version