Fixed the following bugs:
- Permission errors even when not holding a fireball
- NullPointerException when player afk
- console spam while clicking air with another block
- server crash on rare occasions when fireball stops listening for amounts and fires 1000 at the same time.
- fireball ids now actually work with 1.13 servers!

Updated Config:
UPDATE CONTAINS CONFIG CHANGES,
Please delete your old Files for Throwable Fireballs and download the version 1.4.2 and restart your server!

Improved:
- knockback to be more realistic
- sends you higher
- explosion power slightly larger (will be customizable soon)
- does not knockback when looking up

Enjoy and please leave me a rating!