Packet helper cleanup (#2404)
* Packet Helper Cleanup
* Push what I have so far to see diff
* Move `resetEquipment` back to NMS
* `respawn` to NMS, change back to `showSignEditor`
* `showSignEditor` can be `void`
* `edit_sign` - show error on older versions as well
* `edit_sign` - Don't convert location twice
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commit: b83f2a0)