API GetInventoryItemCooldown

Get cooldown information for an inventory item.
 start, duration, enable = GetInventoryItemCooldown(unit, invSlotId)
==Arguments==
:;unit: : UnitId - The unit whose inventory is to be queried.
:;invSlotId: : InventorySlotId - to be queried, obtained via GetInventorySlotInfo.
==Returns==
:;start: - The start time of the cooldown period, or 0 if there is no cooldown (or no item in the slot)
:;duration: - The duration of the cooldown period (NOT the remaining time). 0 if the item has no use/cooldown or the slot is empty.
:;enable: - Returns 1 or 0. 1 if the inventory item is capable of having a cooldown, 0 if not.