v4.2.0

What's Changed

• Update Core to fix stale cache issue by @NoiTheCat in #98
• Localization support by @NoiTheCat in #99
• Various improvements by @NoiTheCat in #101

From PR #101:

On the backend side:

• Update Core, bringing several of its own improvements
  • Change warm cache pattern - specified by module
  • Automatic database migrations
  • Automatic command registration
• Implement Core's new improvements on the module side
  • Warm cache now stored in SQL database
• Clean up obsolete code, inaccurate comments
• Removed helper scripts for parts that are now automated

User-facing:

• Remove birthday role requirement
• Clear guild-specific warm cache when using timers-reset command

Full Changelog: v4.1.0...v4.2.0