Rebasehelper

Added
- Added public API tests for `Tags` class
- Added support for *%patchlist* and *%sourcelist*
- Added support for automatic *Source*/*Patch* numbering

Fixed
- **commit-hash-updater** SPEC hook now handles empty release name
- *sources* is now ignored if it's not a regular file
- Fixed summary and report paths when using `--bugzila-id` or `--results-dir`
- Fixed and extended detection of ABI changes reported by **abipkgdiff**
- Removed deprecated encoding parameter in `json.load()` for Python 3.9
- Fixed processing of remote patches
- Fixed handling of intermediate macros in `SpecFile.set_tag()`

Changed
- All RPM macros are now reset when `SpecFile` object is destroyed
- Renamed docker directory to containers and Dockerfiles to Containerfiles
- Switched from Docker Hub to quay.io for automatic image building
- Improved and cleaned up `SpecFile` tests
- **replace-old-version** SPEC hook can now replace also extraversion

Added
- Introduced `Tags` class unifying and simplifying access to SPEC tags
- Added proper support for *crate* and *gem* archives
- Added `--bugzilla-id` option to perform a rebase based on *Upstream Release Monitoring* bugzilla
- Added `-D`/`--define` option to define macros
- Added tests for public API

Fixed
- Fixed `--build-tasks` option
- Fixed detecting unresolved conflicts in non-UTF-8 files
- Prevented loss of messages logged before logging file handlers are created
- **rebase-helper** now skips unparseable lines in *%prep* instead of tracebacking on them
- Fixed parsing SPEC files with `-h` in *%prep*
- Fixed processing SPEC files with zero-padded indexed tags and `%patch` macros

Changed
- Completely reworked dealing with extraversions
- Improved `SpecFile.set_tag()` to minimize changes made to the SPEC file

Added
- Added `--workspace-dir` option to allow specifying custom workspace directory
- Added **sonamecheck** checker for detecting *SONAME* changes
- Added `--copr-project-permanent`, `--copr-project-frontpage` and `--copr-chroots` options

Fixed
- Strings like "1" are no longer replaced with macros in *%prep*
- SPEC files without *Source0* tag are now handled correctly
- Fixed **copr** build tool, switched to V3 API
- Avoided parsing SPEC without properly setting `%{_sourcedir}` macro first

Changed
- Introduced `RpmHeader` class for more convenient access to package header attributes
- Modification of *Patch* tags now preserves whitespace to minimize differences in SPEC
- Moved Bash completion script from `/etc/bash_completion.d` to `/usr/share/bash-completion/completions`

Removed
- Removed non-working `--patch-only`, `--build-only` and `--comparepkgs-only` options
- Temporarily removed `--continue` option
- Removed no longer used `python3-six` build dependency
- Removed `copr` workaround in favor of making **copr** build tool unavailable in case it's not working

Added
- Added workaround for missing *mock* group in Fedora Rawhide

Fixed
- Moved setup dependencies from `install_requires` to `setup_requires`

Changed
- Refactored logging, see [logging documentation](https://rebase-helper.readthedocs.io/en/latest/user_guide/logging.html) for details
- Reason of build failure is now always logged

Removed
- Removed unused `Application` methods and attributes
- Removed unused testing files

Added
- Added tests for `SpecContent` class
- Enabled and configured [Packit-as-a-Service](https://packit.dev/packit-as-a-service/)

Fixed
- Added exception handling to PyPI release webhook endpoint
- Fixed `TestCLI.test_cli_unit()` test
- Updated `MANIFEST.in` to include all necessary files

Changed
- Improved tests for `Application` class
- `SpecFile.update_changelog()` now creates *%changelog* section if it doesn't exist
- **rebase-helper** now uses `setuptools-scm` to determine version from git
- `setup.py sdist` now supports overriding distribution base name with `--base-name` option

Fixed
- Fixed PyPI release webhook endpoint

Changed
- Removed direct dependencies preventing PyPI release