v1.6.0

Changes

• Fix build badge @didix21 (#91)

🚀 Features

• GH-80: Support poetry build system @didix21 (#93)
• GH-84: Add types to mdutils methods @didix21 (#85)

🧰 Maintenance

• GH-90: Avoid warning on python 3.11 @didix21 (#92)
• GH-46: Add flake8 config @didix21 (#86)