3.13.0

Added

• Add da_DK language (#238) @dejurin
• Fix and add Russian and Ukrainian words (#235) @dejurin
• Add missing strings for Polish translation (#182) @kpostekk
• Add Traditional Chinese (zh-HK) (#233) @edwardmfho

Changed

• Remove redundant setuptools from install_requires (#232) @arthurzam

Deprecated

• This is the last release to support Python 3.6
• Deprecate private functions (#234) @samueljsb
• Reinstate VERSION and deprecate (#240) @hugovk