Get Essentials from their Maven repo.
Fix a potential NPE on commit.
Change Mailer reference. I don't know why this is failing. Probably should just remove it.
Give familiar skellies their bows.
Support abbreviated "u" parameter in fillspell.

TODO: Move this to BlockSpell.
Implement spell fizzling and backfiring.
Nerf boom and disarm a bit.
Oops, this is 2.9.8