KDCarried: only decrement pickpocket count if inert_until_dropped==true, but do so after sim instead of on drop.
KDCarrier: detect knockout and slaying early using IgnorePotion and DeathStage, respectively.
KDHUDElement: interpret Symbols via EnumCoding, gaining case-insensitivity and future speed.
KDQuestArrow: add quest_arrow_range parameter.
KDRenewable: add renewable_physical parameter; compare objects instead of names.
KDToolSight: add tool_sight_deselect parameter.
KDTrapWeather: add parameters for radius, opacity, brightness, and wind.