Durability & Container API

Durability & Container API
Lifecycle and nested-storage helpers for integrations.
Applies to: 
Nord Inventory v2.0.0
Durability:
GetDurability(target, slot)
SetDurability(target, slot, value)
AddDurability(target, slot, amount)
RemoveDurability(target, slot, amount)
RepairItem(target, slot, amount)
Containers:
OpenItemContainer(source, slot)
GetContainerInventory(target, slot)
Respect server-defined capacity/depth and item lifecycle rules rather than duplicating them in another resource.