Minor Balancing Update & Bugfixes

• Mod now works on singleplayer worlds
• 15-second grace period when fighting the dragon for the first time
• Nerfed dragon damage armor bypass (100% -> 45%)
• Nerfed Crystal Protectors
  • Removed thorns from armor
  • Removed wither from arrows
• Beacons, mineral blocks & jukeboxes can no longer be broken by dragons
• Fixed floating leftover block displays if half-health animation gets interrupted

It's the first release! (Technically like the 4th change but shhh)