v1.3.0

Changes

• Add detection of all versions of macOS and Windows. Closes #55.
• Drop supports for Python 3.8.
• Add is_<group_id> booleans to module root to test the membership of the current platform to that group.
• Rename ALL_LINUX group to LINUX.
• Rename ALL_WINDOWS group to ANY_WINDOWS.

🐍 Available on PyPi.