Let zeds bite non-player stuff
Move the target finding to a new function
Fix not using specials on hostile mons
Don't add_msg if can't see the bite
Make friendly zeds bite too
Handle uncanny dodge, clean up
Don't let uncanny dodges train dodging or activate techniques
Merge branch 'bite-everything' of https://github.com/Coolthulhu/Cataclysm-DDA into chomp