Forest spawn group basics
Insects added
More insect spawns
Giant insect spawn frequency increases as time goes on
Keeps swamps unique and removed squirrels as filler
Zombie dogs
Merge branch 'master' of https://github.com/CleverRaven/Cataclysm-DDA into spawns1

Conflicts:
	data/json/monstergroups.json
Canine populations decrease as time goes on.
Fix a typo
Bumped up the spawn rates of G. Insects.
Fixes bugged spawn times
Tweaks the Kevlar.

Nerfed the generic vest and added several military grade vests plus
spawning menus, craft/decraft, and new materials to go with the vests.
(as well as added the "new" materials to their proper things.)
Wording fix.
add categories to item types
Spelling, Grammar, and Spawn Chance Fixes
More robust json string extraction, and per-locale name lists.
Update the .pot file.
Add all the translated names.
Merge launchpad translations.
Fix Athol city name in French.