Fix despawn, and egg nutrition.
Merge branch 'hordes' of https://Reaper42@github.com/Reaper42/Cataclysm-DDA.git into hordes
fix number zombies in horde
Merge branch 'hordes' of https://Reaper42@github.com/Reaper42/Cataclysm-DDA.git into hordes

Conflicts:
	src/overmap.cpp