1.2.1

Contributors
Thanks @A248, @MrIvanPlays, @Jikoo, and @Sliman4 for working on this update!
Thanks to @MrNemo64 and @yannicklamprecht for the code review!

Changelog:
- Fix handling of futures and exceptions in EconomyProvider (@A248)
- Use ExecutorService#execute to avoid swallowing exceptions (@A248)
- Make EventTypeTracker thread-safe + some code cleanup (@A248)
- Expanded Events API (@MrIvanPlays)
- Improve PAPI Economy Hook (@MrIvanPlays and @Jikoo)
- Fixed colored message sending in console in Paper (@MrIvanPlays)
- Persist expansion between PAPI reloads (@Sliman4)
- Fix NPE in BalanceCache and BalTop (@Sliman4)
- Updated maven dependencies