v9.0.0

Changed

• Updated repo to be compatible with stylelint v14. Updated stylelint peerDependency range from ^13.0.0 to ^14.0.0 PR
• Renamed tests files extension from .jsto .spec.js
• Moved manually tested passing and failing SCSS examples into __tests__/manual-test-cases

Added

• Added node 16 to automated test matrix

Removed

• Dropped official support for Node 10 PR
• Removed node 10 from automated test matrix PR
• Removed babel as a dev dependency, resolves issue with security vuln in glob-parent CVE-2020-28469
• Removed src/.stylelint.json