list_monsters: hotkeys for shooting and lookaround, add center on target to shift view option, remember listitem or listmonster state
Rework corpse smashing to smash bodies in a single action. Fixes #1857.
Fixed FEMA tents. Did NOT fix the underlying problem, just rebuilt them sensibly.
Lower mole size to TINY
Move digging checks to a separate function
Fix NPCs not giving you the things they said they were giving you.
Removed moles, changed some monster symbols.
Update monster::move_to() style
Fixed upper fence right side of FEMA supply tent not displaying.
Add dirt mound formation size chance
Move sludgetrail effects, remove unneeded hallucination checks
Factor for vermin in dirt mound formation chance
Mole/shrew tweaks

Made vermin, small hp tweaks
Merge to mainline

Conflicts:
	data/json/monsters.json
Prevent warning when entering smoke with proper mouth protection
Prevent some warnings for gas, fixes #259
Smoke field walk-in effect reformat
Add directory search/return, since it's useful for the world factory
World factory files
Now compiles, so setting up commit for PR