(from Cataclysm-DDA): Make use of new map::add_item() functionality to simplify code.
(Cataclysm-DDA): Make add_item() with a quantity recursively create multiple items when the items don't have charges.
(Cataclysm-DDA): Move ammo effects to a bitfield in the ammo item instead of filling up the items flag bitfield.
(Cataclysm-DDA): beartrap bugfix
Added in some framework for canning and hot foods
(Cataclysm-DDA): removed redundant bandage recipe
(Cataclysm-DDA): check for duct tape during item disassembly
(Cataclysm-DDA): Shrubs and bushes no longer murderous
(Cataclysm-DDA): You can now cut up leather items with knives and scissors
Bugfix for benign trap checks (wasn't checking cots or firepits)
Implemented Antecheese's reading tweak
Nerfed survival mag.