Banners (#15)

* docs: fix screenshots alts

* docs: remove alternatives and update credits

* Add "get it on" badges

* feat: add adaptive icon including monochrome

* feat: add hint text to the editor

* feat: autofocus note body instead of title

* feat: delete note if it is empty

* feat: delete note if it is empty

* feat: remove distracting transition between notes list / bin and the note editor

* feat: update play store and github banners

* Icon (#14)

* docs: fix screenshots alts

* docs: remove alternatives and update credits

* Add "get it on" badges

* feat: add adaptive icon including monochrome

* ci: try to fix pub get for flutter_launcher_icons

* Improvements (#12)

* docs: fix screenshots alts

* docs: remove alternatives and update credits

* Add "get it on" badges

* feat: add adaptive icon including monochrome

* feat: add hint text to the editor

* feat: autofocus note body instead of title

* feat: delete note if it is empty

* feat: delete note if it is empty

* feat: remove distracting transition between notes list / bin and the note editor

* Icon (#14)

* docs: fix screenshots alts

* docs: remove alternatives and update credits

* Add "get it on" badges

* feat: add adaptive icon including monochrome

* ci: try to fix pub get for flutter_launcher_icons

* chore: get dependencies

* chore: format

* chore: get dependencies

* chore: format