v0.28.0

Added

• Automatic quotes for string values and messages by @pamburus in #198
• Added array separator to config and made it space by default by @pamburus in #203
• Added instructions on how to install using homebrew by @pamburus in #211
• Added shell auto-completions by @pamburus in #213

Changed

• Use unicode characters by default for formatting by @pamburus in #188
• Minor improvements in "universal", "universal-blue" and "neutral" themes by @pamburus in #189
• Several minor improvements in old themes by @pamburus in #191

Fixed

• Fixed -e flag description in features overview in README.md by @pamburus in #201
• new: Some minor optimizations by @pamburus in #205 and #206

Full Changelog: v0.27.4...v0.28.0