Config file won't update itself.

(+) Added //freezeeffect [player]/@a remove
(+) Added config setting sendRemoveCommandMessage, and appropriate messages
(+) Added the ability to change the interval players take damage in the config, customFrozenPlayersTakeDamageDelay
(+) Added config option removeEffectOnDeath
(+) Added RemoveEffectReason.DEATH in the API

- Added the ability to use @a instead of {playerName} for commands. This will target every online player on the server

- Added two events to the API: CustomFreezeEffectAddEvent and CustomFreezeEffectRemoveEvent