Changes:
- Added more null checks to entity data handling.

Changes:
- Fixed a few bugs regarding entities being nonexistent.

Changes:
- Changed a `>` to a `>=` fixing an "out of bounds" error

Changes:
- Added additional checks for database data to avoid getting "out of bounds" errors.

Changes:
- Moved and modified the commands configuration from messages.yml to commands.yml
- Recoded command system

Small bugfix

Changes:
- Recoded the entire plugin

Change log:
- Added /bypass <target> , grants immunity and cures all plagues
- Fixed bugs related to autocomplete & verification of some commands