Change log

- Added pickup delay parameters for ItemAction
- Further optimized schematic-related processes
- Overhauled HolographicDisplays support with new HolographicDisplaysAPI
- Modified spawner mobs removal method
- Fixed player freeze/unfreeze, now it won't disallow flight if the player is in Creative or Spectator Mode
- Fixed HolographicDisplays item line lag with player skulls
- Fixed PasteSchematicAction not calculating the dungeon instance's location
- Fixed SpawnerAction debug message not showing the correct spawner name
- Fixed exception is thrown with debug message level 5
- Removed support for EcoItems Fuels system as it is no longer supported by EcoItems