v2.2.0

Feature: Player IP addresses for join events are now anonymized before sending to Tebex

Fix [Fabric]: Items can no longer be taken out of or placed into the /buy GUI
Fix: Threads did not shut down properly on Fabric #71
Fix: Online commands did not respect command delays
Fix: Server events use Instant.now() for UTC timing. #73
Fix: Buy GUI now appropriately re-sizes according to number of packages in a category #75