Recolored zombies
Only interrupt activities based on noise if we can't see the source of the noise.
Style fix in game::sound().
Restyle crafting menu subcategory iterators.
Refactor crafting categories and subcategories to be more data-driven.
Mark crafting category helpers static, and remove one that was unused.
It was supposed to be green not dkgreen
Color Changes

Gave hulks a white on magenta color and returned tough zombies to their
ltred
Initial guidelines for melee weapon to hit bonuses.
Restyle game::explosion().
Break out the blast logic from explosion(), and use it to do shrapnel-only explosions for ammo cookoff.
Light survivor boots, gloves, hood.
Heavy survivor boots, gloves, helmet.
Survivor boots, gloves, hood.
Winter survivor boots, gloves, hood, and mask.
Survivor firearmor boots, gloves, hood, mask.
Pulling swim goggles' functionality out to a clothing flag.
Pulling rebreather functionality out to a clothing flag.
Wetsuit hood and survivor wetsuit gloves, boots, hood, and mask, survivor helmet.
Splitting survivor vest into three weight class variants.