Extractcode

--------

- Do not install patch.py by default. Instead this is now an extra

--------

- Update to the latest skeleton. The virtualenv is now created under the venv
directory with the ./configure --dev
- Switch back to semver versioning. Calver was not really needed here.
- Do not crash if there is a corrupted archive with the --replace-originals
option

Thank you to:

- Jono Yang JonoYang
- Bryan Sutula sutula
- Smascer Smascer
- Chin-Yeung Li chinyeungli

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- Spaces in file and directory names are no longer replaced by underscores when
files and directories are extracted from archives.

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- Add new --list-formats command line option to list supported archive formats
- Add new exttractcode.api.extract_archive() API function to extract a single
archive file of any supported format, non recursively.

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- Add support for VMDK, QCOW and VDI VM image filesystems extraction
- Add new configuration mechanism to get third-party binary paths:

- Use an environment variable
- Or use a plugin-provided path
- Or use well-known system installation locations
- Or use the system PATH
- Or fail with an informative error message

- Update to use latest skeleton


v21-2-24
----------

- Fix incorrect documentation link


v21-1-21
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- Fix bug related to CommonCode libraries loading
- Improve the extra requirements
- Set minimum version for dependencies
- Improve documentation
- Reorganize tests files


v21-1-15
----------

- Drop support for Python 2
- Use the latest CommonCode and TypeCode libraries
- Add azure-pipelines CI support

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- Initial release as a split from ScanCode toolkit