Added some checks on the filter dropdown for linked tradeskills.

diff --git a/Cauldron/CauldronMainUI.lua b/Cauldron/CauldronMainUI.lua
index cf3db7a..3836efa 100644
--- a/Cauldron/CauldronMainUI.lua
+++ b/Cauldron/CauldronMainUI.lua
@@ -1219,11 +1219,16 @@ end
 function Cauldron:ReagentsFilterNormalCheck()
 	self:debug("ReagentsFilterNormalCheck enter");

+	local skillName = CURRENT_TRADESKILL;
+	if IsTradeSkillLinked() then
+		skillName = "Linked-"..skillName;
+	end
+
 	local checked = true;

-	if Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAllReagents or
-	   Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveKeyReagents or
-	   Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAnyReagents then
+	if Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAllReagents or
+	   Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveKeyReagents or
+	   Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAnyReagents then
 	   	checked = false;
 	end

@@ -1235,24 +1240,29 @@ end
 function Cauldron:FilterDropDown_SetReagentFilter(info)
 	self:debug("FilterDropDown_SetReagentFilter enter");

+	local skillName = CURRENT_TRADESKILL;
+	if IsTradeSkillLinked() then
+		skillName = "Linked-"..skillName;
+	end
+
 	local reagents = info.arg1;

 	if reagents == "normal" then
-		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAllReagents = false;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveKeyReagents = false;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAnyReagents = false;
+		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAllReagents = false;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveKeyReagents = false;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAnyReagents = false;
 	elseif reagents == "all" then
-		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAllReagents = true;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveKeyReagents = false;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAnyReagents = false;
+		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAllReagents = true;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveKeyReagents = false;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAnyReagents = false;
 	elseif reagents == "key" then
-		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAllReagents = false;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveKeyReagents = true;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAnyReagents = false;
+		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAllReagents = false;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveKeyReagents = true;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAnyReagents = false;
 	elseif reagents == "any" then
-		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAllReagents = false;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveKeyReagents = false;
-	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[CURRENT_TRADESKILL].window.filter.haveAnyReagents = true;
+		Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAllReagents = false;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveKeyReagents = false;
+	   	Cauldron.db.realm.userdata[Cauldron.vars.playername].skills[skillName].window.filter.haveAnyReagents = true;
 	end

 	-- update the UI