Broken-bot audit

Looks like all broken bots were manhacks.  This starts bringing volume
and mass in line with their size, gear, etc.
Fix legacy body_part effects
Partial fix for artifact saves
Merge branch 'master' of https://github.com/CleverRaven/Cataclysm-DDA into botcheck
Through tripods

These are based on the weight of heavy things (steel chunks, scrap,
motors, etc) in the disassembly.
Fix signed/unsigned int interactions.
Update style of some iteration and silence some warnings.
Catch a few zlave -> zombie slave conversions I had missed.
Swap out zlave effect for pet and pacified to make them more generally applicable.
Apply pet affect menu to friendly dogs.
Hoist weight_capacity to creature class.
Adjust weight_capacity based on creature size.
Limit how much gear you can stash on a pet based on weight.
Datura plants, seeds, spawns, effect.
Recipes for adrenaline injector and pink tablets, integration with a few other extant recipes.

Both new recipes require datura.
Text tweak.
CBM stuff, better asthma handling, various small tweaks.
Forage Balancing

(u.skillLevel("survival") + ((u.per_cur / 2 - 4) + 3))
CommentUpdate

Due to new herbs, which shares spawns
Fix artifact saves

(hopefully)