Ogr

- Ogr no longer uses libpagure and calls Pagure API directly.
- PersistentObjectStorage can serialize data into yaml file after calling store().

Fixes

- Added missing module ogr.services.mock

New Features

- Mocking of GitHub and Pagure APIs for testing ogr and packit has been greatly improved.
- GithubProject now implements adding of PR comments and also comments and status on a commit.

New Features

- GithubProject now fully supports all the forking-related methods.
- GitProject class now has a parent property to get the original GitProject of
a fork.
- Methods related to forking received usability updates: they should be now
easier to work with and you'll need to write less code.
- The upstream project now has a CONTRIBUTING.md file. All your contributions are
welcome!

Fixes

- New github pull request now link to the URL on web interface instead of API.

Minor

- We have implemented multiple tools to increate code quality: coverage, black, pre-commit, mypy, flake8
- All of them run in CI as well.

New Features

- Ogr now has an API for Github releases.

Minor

- We have started using black, flake8 and mypy to improve the code quality.

- We are running upstream CI in CentosCI.

- Ogr is using packit to bring upstream releases to Fedora.

Fixes

- Fix the Python3.6 compatibility:
- remove dataclasses
- use strings for type annotations