• Add CI for Python 3.10, manylinux2 SOABI, musllinux1 SOABI and OpenSUSE Tumbleweed
• Introduce linting with pre-commit
• Rewrite PEP 484 stubs
• xmlsec workaround for gh##84 - Stanislav Levin (@mcepl)
• Resolve key loading issue on big-endian systems. - Chris MacNaughton (@ChrisMacNaughton)
• Fix building wheel when using PYXMLSEC_STATIC_DEPS=true
• setup.py: Fix typo in PYXMLSEC_LIBXSLT_VERSION - AbdealiJK (@AbdealiJK)
• Switch on modern headers lxml - Alexander Shadchin (@shadchin)
• use build to build wheels - Thomas Grainger (@graingert)
• remove pkgconfig as it's only a build-system requirement - Thomas Grainger (@graingert)
• exclude lxml 4.7 because the wheels are missing the lxml includes - Thomas Grainger (@graingert)