Update bionics.cpp

updated failure mechanics.  discussion here: http://smf.cataclysmdda.com/index.php?topic=2687.0
new bionics_install chance of success & skill calculation

discussion here: http://smf.cataclysmdda.com/index.php?topic=2687.0
use adjusted_skill to calculate failure_level
Make wcwidth.c use uint32_t instead of wchar_t
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.
More junk food

French fries, malted milk balls, peppermint patties, and Necco wafers.
Whoops, not my idea

Reviewed the IRC and the fries were Rivet's idea originally.  Struck
from my PR as there are far too many instances of men stealing women's
work already.
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
Adds gold to two reloading recipes.