v0.20.0

What's Changed

• refactor: updated functional iconset by @mfranzke in #890
  Added and optimized a lot of the icons within the icon fonts. And updated to functional icons version 2.21.0

  We sadly needed to make some slight modifications – en détail:

  • renamed map-stop to stop-sign
  • renamed error-triangle to warning
  • renamed trainstation to train-station
  • removed heart-on and star-on

Full Changelog: v0.19.0...v0.20.0