Mutation priority resoution

Digestive mutations/traits now trump the food-preference traits, but not vice-versa, as your system in fact not accepting X food trumps any aversion you may have had for Y food it now does take.

Fixes #10663.
Changes VEGETARIAN description to fit with other food-preferences.
pot-update
Misuse of '^' as power. Caused recipes to be much easier to learn
Fixed two comments.
Changes id string search into proper species check
Update prepper house with carpet and more traps
Merge pull request #10670 from VlasovVitaly/pot-update

Translations template update
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
Iterate over potential exploding items in amore straightforward way.
Bail out of fire processing code if we cook off some ammo.
Merge pull request #10668 from KA101/conflicts

Mutation priority resoution
Merge branch 'small-things' of https://github.com/mafagafogigante/Cataclysm-DDA into merge3
Merge branch 'xor-to-pow' of https://github.com/Coolthulhu/Cataclysm-DDA into merge3