Extract & Inline Critical-path CSS in HTML pages
https://github.com/addyosmani/critical/compare/v7.1.1...v7.1.2
https://github.com/addyosmani/critical/compare/v7.1.0...v7.1.1
https://github.com/addyosmani/critical/compare/v7.0.0...v7.1.0
https://github.com/addyosmani/critical/compare/v6.0.5...v7.0.0
https://github.com/addyosmani/critical/compare/v6.0.4...v6.0.5
https://github.com/addyosmani/critical/compare/v6.0.3...v6.0.4
https://github.com/addyosmani/critical/compare/v6.0.2...v6.0.3
https://github.com/addyosmani/critical/compare/v6.0.1...v6.0.2
https://github.com/addyosmani/critical/compare/v6.0.0...v6.0.1
https://github.com/addyosmani/critical/compare/v5.3.0...v6.0.0