Add in support for dynamic faction changes.

diff --git a/ARL.lua b/ARL.lua
index f2cc84a..30b3482 100644
--- a/ARL.lua
+++ b/ARL.lua
@@ -540,6 +540,8 @@ function addon:OnEnable()
 	self:RegisterEvent("TRADE_SKILL_SHOW")	-- Make addon respond to the tradeskill windows being shown
 	self:RegisterEvent("TRADE_SKILL_CLOSE")	-- Addon responds to tradeskill windows being closed.
 	self:RegisterEvent("TRADE_SKILL_UPDATE")
+	-- http://wowprogramming.com/docs/events/UPDATE_FACTION
+	self:RegisterEvent("UPDATE_FACTION")	-- Addon responds to faction changes by the player

 	if addon.db.profile.scantrainers then
 		self:RegisterEvent("TRAINER_SHOW")
@@ -738,10 +740,16 @@ function addon:TRAINER_SHOW()
 	self:ScanTrainerData(true)
 end

+---Event used for datamining when a vendor is shown.
 function addon:MERCHANT_SHOW()
 	addon:ScanVendor()
 end

+---Event used to update the internal faction database when your faction changes.
+function addon:UPDATE_FACTION()
+	Player:SetReputationLevels()
+end
+
 do
 	local GetTradeSkillListLink = _G.GetTradeSkillListLink
 	local UnitName = _G.UnitName