Minor Improvements

• Added an option to display day and forecast announcements in the form of chat messages;
• Custom weather particles are working again;
• Seasonal Calendar follows Datapack Conventiosn and it is a certified datapack now!

Fixes

• Fixed /trigger SeasonalCalendar bug;
• Fixed weekdays not updating;
• Fixed some title sounds and turned down their volume a bit;
• Added resource pack missing warning;
• Fixed warning spam in the log.

Datapack Overhaul

Overhauled the datapack, added 1.16 support and removed some features that I didn't like how they were.