Editing WoW:API IsUsableAction

{{wowapi}} __NOTOC__
Determine if an action can be used (you have sufficient mana, reagents and the action is not on cooldown).

 isUsable, notEnoughMana = IsUsableAction(slot)
== Parameters ==
=== Arguments ===
:;slot : Integer - The action slot to retrieve data for.
=== Returns ===
:;isUsable : Flag - Returns 1 if the action is valid for use at present (Does NOT include cooldown or range tests), nil otherwise.
:;notEnoughMana : Flag - Returns 1 if the reason for the action not being usable is because there is not enough mana/rage/energy, nil otherwise.

==Notes==
Slots are usually distributed as follows:
{| class="darktable"
!Slots!!Description
|-
|1 - 12||Action Bar 1
|- class="alt"
|13 - 24||Action Bar 2
|-
|25 - 36||Action Bar 3 (Right)
|- class="alt"
|37 - 48||Action Bar 4 (Right-2)
|-
|49 - 60||Action Bar 5 (Bottom Left)
|- class="alt"
|61 - 72||Action Bar 6 (Bottom Right)
|-
|73 - 84||Battle Stance (Warrior) or Stealth (Rogue)
|- class="alt"
|85 - 96||Defensive Stance (Warrior)
|-
|97 - 108||Berserker Stance (Warrior)
|}