Added silkmoths.
Added wizard tower game mode.

Yeah, my commits are way too big.
Added dark wizard tower to mod list.
Various bugfixes.

As usual, I should really put each individual one into a commit.
Minimized size of raw/init.lua, added some wizard spells.
Various bugfixes.
Bugfixes to make wizard tower fully playable.
Added a bunch of spells to wizards.
Removed errors. Also desperate attempts to make wizards "@".

Beginning to think that any creature whose tile is "@" will show up as a smiley face no matter what in dorf mode.
Fixed spelling error.
Added sanity checking to hackWishAmount.
Merge branch 'master' into graphical
Removed redundant metatable info for eventTypes table.
Merge branch 'master' into graphical