Some more fixes to install it standalone

diff --git a/LibSort-1.0/LibSort-1.0.lua b/LibSort-1.0/LibSort-1.0.lua
index 0dc8bef..9fdeede 100644
--- a/LibSort-1.0/LibSort-1.0.lua
+++ b/LibSort-1.0/LibSort-1.0.lua
@@ -2,11 +2,6 @@ local MAJOR, MINOR = "LibSort-1.0", 3
 local LibSort, oldminor = LibStub:NewLibrary(MAJOR, MINOR)
 if not LibSort then return end	--the same or newer version of this lib is already loaded into memory

---- Storage variables ---
-LibSort.RegisteredCallbacks = {}
-LibSort.AddonOrder = {}
-LibSort.DefaultOrdersLow = {}
-LibSort.DefaultOrdersHigh = {}
 LibSort.sortKeys = ZO_Inventory_GetDefaultHeaderSortKeys()

 -- Lookup Tables ---
@@ -29,11 +24,13 @@ local function makePrefix(name)
 end

 function LibSort:Debug(msg)
-	if LibSort.isDebugging then	d("[LibSort]: "..msg) 	end
+	if LibSort.isDebugging then
+		d("[LibSort]: "..msg)
+	end
 end

 --- Arrow generation ---
-function LibSort:SetupArrows()
+function LibSort:SetupArrows()
 	LibSort.ItemSortBank = WINDOW_MANAGER:CreateControlFromVirtual("ItemSortBank", ZO_PlayerBankSortBy, "ZO_SortHeaderIcon")
 	LibSort.ItemSortBank:SetDimensions(16, 32)
 	LibSort.ItemSortBank:SetAnchor(RIGHT, ZO_PlayerBankSortByName, LEFT, -15)
@@ -48,11 +45,11 @@ function LibSort:SetupArrows()
 	ZO_SortHeader_SetTooltip(LibSort.ItemSortGuild, "Sort", BOTTOMRIGHT, 0, 32)
     ZO_SortHeader_InitializeArrowHeader(LibSort.ItemSortGuild, "age", ZO_SORT_ORDER_DOWN)

-    PLAYER_INVENTORY.inventories[INVENTORY_GUILD_BANK].sortHeaders:AddHeader(ItemSortGuild)
+    PLAYER_INVENTORY.inventories[INVENTORY_GUILD_BANK].sortHeaders:AddHeader(ItemSortGuild)
 end

 --- Main functions ---
-function LibSort:InjectKeys()
+function LibSort:InjectKeys()
 	for addon, callbacks in pairs(self.RegisteredCallbacks) do
 		for name, data in pairs(callbacks) do
 			if not self.sortKeys[data.key] then
@@ -61,7 +58,7 @@ function LibSort:InjectKeys()
 			end
 		end
 	end
-	self:ReOrderKeys()
+	self:ReOrderKeys()
 end

 function LibSort:ReOrderKeys()
@@ -106,7 +103,7 @@ function LibSort:SetKeyOrder(first, previous, data)
 	return first, data.key
 end

-function LibSort:ProcessInventory(inventoryType)
+function LibSort:ProcessInventory(inventoryType)
 	local container = inventoryTypes[inventoryType]
 	if not container then return end
 	for i, slot in ipairs(container.data) do
@@ -118,22 +115,11 @@ function LibSort:ProcessInventory(inventoryType)
 				end
 			end
 		end
-	end
-end
-
-function LibSort:Loaded(event, name)
-    if name ~= "ZO_Ingame" then return end
-
-    self.savedVars = ZO_SavedVars:New("ZO_Ingame_SavedVariables", 1, "LibSort")
-
-	ZO_PreHook(PLAYER_INVENTORY, "ApplySort", function(self, inventoryType) LibSort:ProcessInventory(inventoryType) end)
-	zo_callLater(function() self:SetupArrows() end, 3000)
-
-	EVENT_MANAGER:UnregisterForEvent("LibSortLoaded", EVENT_ADD_ON_LOADED)
+	end
 end

-EVENT_MANAGER:RegisterForEvent("LibSortLoaded", EVENT_ADD_ON_LOADED, function(...) LibSort:Loaded(...) end)
-
+ZO_PreHook(PLAYER_INVENTORY, "ApplySort", function(self, inventoryType) LibSort:ProcessInventory(inventoryType) end)
+LibSort:SetupArrows()
 --------- API ---------

 function LibSort:Unregister(addonName, name)
@@ -149,11 +135,23 @@ function LibSort:Unregister(addonName, name)
 	end
 end

-function LibSort:Register(addonName, name, desc, key, func, dataType)
+function LibSort:Register(addonName, name, desc, key, func, dataType)
 	if not dataType then dataType = "isNumeric" end
-	if not self.RegisteredCallbacks[addonName] then self.RegisteredCallbacks[addonName] = {} table.insert(self.AddonOrder, addonName) end
+
+	if not self.RegisteredCallbacks then self.RegisteredCallbacks = {} end
+	if not self.AddonOrder then self.AddonOrder = {} end
+	if not self.DefaultOrdersHigh then self.DefaultOrdersHigh = {} end
+	if not self.DefaultOrdersLow then self.DefaultOrdersLow = {} end
+
+	if not self.RegisteredCallbacks[addonName] then
+		self.RegisteredCallbacks[addonName] = {}
+		table.insert(self.AddonOrder, addonName)
+	end
+
 	self.RegisteredCallbacks[addonName][name] = {key = makePrefix(addonName)..key, func = func, desc = desc, dataType = dataType}
+
 	if not self.DefaultOrdersHigh[addonName] then self.DefaultOrdersHigh[addonName] = {} end
+
 	table.insert(self.DefaultOrdersHigh[addonName], name)
 	self:InjectKeys()
 end
@@ -175,7 +173,3 @@ function LibSort:RegisterDefaultOrder(addonName, keyTableLow, keyTableHigh)
 	self.DefaultOrdersLow[addonName] = keyTableLow
 	self:ReOrderKeys()
 end
-
-function LibSort:SetDebugging(flag)
-	self.isDebugging = flag
-end
\ No newline at end of file