v0.6.0 - 2021-11-05

This release makes Copulas compatible with Python 3.9! It also improves library maintenance by
updating dependencies, reorganizing the CI workflows, adding pip check to the workflows and
removing unused files.

General Improvements

• Add support for Python 3.9 - Issue#282 by @amontanez24
• Remove entry point in setup.py - Issue#280 by @amontanez24
• Update pandas dependency range - Issue#266 by @katxiao
• Fix repository language - Issue#272 by @pvk-developer
• Add pip check to CI workflows - Issue#274 by @pvk-developer
• Reorganize workflows and add codecov - PR#267 by @csala
• Constrain jinja2 versions - PR#269 by @fealho