Player now searches tiles for warmth while asleep
The player will intelligently use floor items for warmth
Merge branches 'master' and 'sleep-tiles-test' into sleep-tiles-test
Removed uneeded header
Optimizations to warmth while asleep code
Intelligently use floor items for warmth while asleep
Player is informed he is using floor items for warmth during sleep
A little bit of flavor text
Legwear on the floor keeps you warm while you sleep
Fixed segfault for sleeping on top of clothes
Changed how the player is informed of sleeping on clothing
Added a volume check to snuggling
Three skill books for the fabrication skill.

Since we can train carpentry and construction using books, why not
fabrication?
Dropped morale boost for top tier fabrication book.

Kept it for the middle tier. A book like that sounds like fun.
Fusion Gun Mount

Uses battery, as if it weren't OP enough
Blowgun darts
Added blowgun
Recipes for blowgun and dart

I hate you, lag. I freaking hate you.
New recipes and foods!

Cheeseburger, hamburger, cheese, canned cheese, and recipes all around.
I also removed the spoilage tag for mustard since that stuff never goes
bad.
Updated ketchup recipe.

Can now use salt water as well as salt.