Speed up json_load_dir by 400% by eliminating try/catch in item_factory, and using is_array instead
crashfix for wingdi version
Merge branch 'pr/3491'
fix to clear redundant inclusion of <string> and <sstream> between helper.h and helper.cpp
Merge branch 'pr/3493'
Automatic flechette SMG!
Adds a default ammo type for caseless weapons.
Spawns.
Hull spawns.
Tweak.
1. Mac 'n cheese, now with cheese.
2. Nutrition/quench changes.
3. New item: fast noodles.
4. Noodle using recipes modified.
A better name
Fix the 'enough wheels' calculation to look at wheels hidden under other stuff.
Recipe tweak.
Merge uber monster jsonize pr, a fletchette gun to shoot them with, and fixed wheels to squish them with
Fix changing tires under the new vehicle system.
Merge tire changing fix and oodles of noodles (still no Pho)
More wheel fixes
Merge remote-tracking branch 'origin/pr/3497'

Conflicts:
	itypedef.cpp
Merge remote-tracking branch 'origin/pr/3498'

Conflicts:
	itypedef.cpp