optimize a bit

diff --git a/rBag/core.lua b/rBag/core.lua
index e5e3f12..2ff6a74 100644
--- a/rBag/core.lua
+++ b/rBag/core.lua
@@ -1,3 +1,5 @@
+-- copy from inventory module of tukui
+-- all credit goes to tukz
 local A, L = ...

 local Noop = function() end
@@ -46,7 +48,7 @@ local BagSize = {}

 function Bags:SetTokensPosition()
 	local Money = ContainerFrame1MoneyFrame
-
+
 	MAX_WATCHED_TOKENS = 2

 	-- Set Position
@@ -55,7 +57,7 @@ function Bags:SetTokensPosition()
 	Token2:ClearAllPoints()
 	Token2:SetPoint("LEFT", Token1, "RIGHT", 0, 0)
 	Token3:SetParent(L.Hider)
-
+
 	-- Skin Icons
 	Token1.icon:SetTexCoord(0.1, 0.9, 0.1, 0.9)
 	Token2.icon:SetTexCoord(0.1, 0.9, 0.1, 0.9)
@@ -130,7 +132,7 @@ function Bags:CreateContainer(storagetype, ...)
 	if (storagetype == "Bag") then
 		local Sort = CreateFrame("Button", nil, Container)
 		local Keys = CreateFrame("Button", nil, Container)
-
+
 		Sort:SetSize(16, 16)
 		Sort:SetPoint("TOPRIGHT", Container, "TOPRIGHT", -8, -8)
 		Sort.Text = Sort:CreateFontString(nil, "OVERLAY")
@@ -146,7 +148,7 @@ function Bags:CreateContainer(storagetype, ...)
 			end
 			SortBags()
 		end)
-
+
         Keys:SetSize(16, 16)
         Keys:SetPoint("RIGHT", Sort, "LEFT", -5, 0)
         Keys.Text = Keys:CreateFontString(nil, "OVERLAY")
@@ -163,7 +165,7 @@ function Bags:CreateContainer(storagetype, ...)
                 ToggleAllBags()
             end
         end)
-
+
 		Container.SortButton = Sort
 		Container.Keys = Keys
 	else
@@ -181,7 +183,7 @@ function Bags:CreateContainer(storagetype, ...)
 		TotalCost:SetPoint("LEFT", CostText, "RIGHT", 0, 0)
 		PurchaseButton:ClearAllPoints()
 		PurchaseButton:SetPoint("BOTTOMRIGHT", -10, 10)
-
+
 		local SortButton = CreateFrame("Button", nil, Container)
 		SortButton:SetSize(16, 16)
 		SortButton:SetPoint("TOPRIGHT", Container, "TOPRIGHT", -8, -8)
@@ -231,7 +233,7 @@ function Bags:CreateContainer(storagetype, ...)
 			Bag:SetWidth(ButtonSize)
 			Bag:SetHeight(ButtonSize)
 			Bag:ClearAllPoints()
-
+
 			if i == 1 then
 				Bag:SetPoint("TOPLEFT", BankBagsContainer, "TOPLEFT", ButtonSpacing, -ButtonSpacing)
 			else
@@ -306,7 +308,7 @@ function Bags:SlotUpdate(id, button)
 			button:HookScript("OnEnter", function(self)
 				local ItemID = self.ItemID
 				local BagID = self:GetID()
-
+
 				if ItemID and BagID then
 					local IsNewItem = C_NewItems.IsNewItem(self.ItemID, self:GetID())

@@ -316,12 +318,12 @@ function Bags:SlotUpdate(id, button)
 				end
 			end)
 		end
-
+
 		if not button.Animation:IsPlaying() then
 			button.Animation:Play()
 		end
 	end
-
+
 	if L.C.showItemLevel then
 		if ItemLink then
 			local Level = GetDetailedItemLevelInfo(ItemLink)
@@ -336,7 +338,7 @@ function Bags:SlotUpdate(id, button)
 				end

 				button.ItemLevel:SetText(Level)
-
+
 				if Rarity then
 					button.ItemLevel:SetTextColor(GetItemQualityColor(Rarity))
 				else
@@ -410,7 +412,7 @@ function Bags:BagUpdate(id)
                 local color = RAID_CLASS_COLORS["HUNTER"]
 				Button.TypeStatus:SetStatusBarColor(color.r, color.g, color.b)
 			end
-
+
 			self:SlotUpdate(id, Button)
 		end
 	end
@@ -428,7 +430,7 @@ function Bags:UpdateAllBags()
 				BagSize[i] = ContainerSize
 			end
 		end
-
+
 		if (not NeedBagRefresh) then
 			return
 		end
@@ -440,11 +442,11 @@ function Bags:UpdateAllBags()

 	for Bag = 1, 5 do
 		local ID = Bag - 1
-
+
 		if IsBagOpen(KEYRING_CONTAINER) then
 			ID = -2
 		end
-
+
 		local Slots = GetContainerNumSlots(ID)

 		for Item = Slots, 1, -1 do
@@ -459,7 +461,7 @@ function Bags:UpdateAllBags()
 			Button:SetWidth(ButtonSize)
 			Button:SetHeight(ButtonSize)
 			Button:SetScale(1)
-
+
 			Button.newitemglowAnim:Stop()
 			Button.newitemglowAnim.Play = Noop

@@ -498,7 +500,7 @@ function Bags:UpdateAllBags()
 		end

 		Bags:BagUpdate(ID)
-
+
 		if IsBagOpen(KEYRING_CONTAINER) then
 			break
 		end
@@ -617,7 +619,7 @@ function Bags:OpenBag(id)
 	for i = 1, 40 do
 		local Index = Size - i + 1
 		local Button = _G[OpenFrame:GetName().."Item"..i]
-
+
 		if Button then
 			if (i > Size) then
 				Button:Hide()
@@ -661,7 +663,7 @@ end

 function Bags:OpenAllBankBags()
 	local Bank = BankFrame
-
+
 	if Bank:IsShown() then
 		self.Bank:Show()

@@ -685,7 +687,7 @@ function Bags:CloseAllBags()
 	end

 	CloseAllBags()
-
+
 	if IsBagOpen(KEYRING_CONTAINER) then
 		CloseBag(KEYRING_CONTAINER)
 	end
@@ -708,12 +710,12 @@ function Bags:ToggleBags(id, openonly)
 			CloseAllBags()
 			CloseBankBagFrames()
 			CloseBankFrame()
-
+
 			NeedBagRefresh = true
-
+
 			Bags:OpenBag(id)
 			Bags:UpdateAllBags()
-
+
 			NeedBagRefresh = true
 		else
 			CloseBag(id)
@@ -860,7 +862,7 @@ function Bags:Enable()
 			HelpBox:SetParent(L.Hider)
 		end
 	end
-
+
 	OpenAllBagsMatchingContext = function() return 4 end

 	-- Register Events for Updates
diff --git a/rBag/init.lua b/rBag/init.lua
index ea944c4..70d4631 100644
--- a/rBag/init.lua
+++ b/rBag/init.lua
@@ -24,7 +24,7 @@ local cfg = {}
 cfg.icon = {
     size = 32,
     spacing = 4,
-    columns = 12,
+    columns = 8,
 }

 cfg.sort     = {