Adds salvaged power armor and recipes!

Rip out all the cool inside bits and you get power armor with reduced
stats and "power_armor" : false.
Fixed reversible tags.
Makes it a permanent disassembly thing.
Tweak.
MOAR! types fruit.
Renamed Can_pineapple to avoid confusion.
Generic cooked fruit, jam and juice recipes
Most of the existing recipes updated.
Remaining recipes modified
Added pomegranate, mango and rhubarb.
Embarrassing spelling mistakes fixed.
Last of the fruit: papaya, apricot, kiwi and restored accidentally deleted item.
Item_groups file updated
Add option to disable query on butcher
Merge branch 'master' of https://github.com/CleverRaven/Cataclysm-DDA into food
Tweaks
Tweak
Fun books now have charges that represent chapters.
Fixes
Books that have run out of chapters are not as much fun any more.