Added synchronization for player attributes and max health (resets to 20 when switching servers to avoid stacking effects).
- Added synchronization for equipped slots (keeps the same selected slot between servers).
- Added synchronization for player location (maintains exact coordinates when switching servers).
- Modified configuration to allow enabling or disabling features.
- Added synchronization for potion effects.
- Added synchronization for player statistics.
- New command : /syncbackup changeservername : Let the user change the server name for backups informations.
