Process of app rating improved.

Improved performance.

- enables grouping events into sections  - adds possibility to count days since past events

Minor improvements for recurring events.

Optional automatic switching of visible event.

Improve performance.

Improved Chinese localization.

Fix problem with time zones.

Improved application performance for various time zones.

- add Chinese, German, Japanase, Polish, Portugese, Spanish localization

-fix typo

- possibility to add recurring events (weekly, monthly, yearly) - possibility to skip weekends when counting days - minor fixes

-adjusted for dark mode -fix bug with events saving