Derth arena and trollmire treasure quests now correctly finishes

git-svn-id: http://svn.net-core.org/repos/t-engine4@3403 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/quests/arena-unlock.lua

@@ -26,3 +26,7 @@ desc = function(self, who)
 	end
 	return table.concat(desc, "\n")
 end
+
+on_status_change = function(self, who, status, sub)
+	if self:isCompleted() then who:setQuestStatus(self.id, engine.Quest.DONE) end
+end

game/modules/tome/data/quests/trollmire-treasure.lua

@@ -29,11 +29,7 @@ desc = function(self, who)
 end
 
 on_status_change = function(self, who, status, sub)
-	if sub then
-		if self:isCompleted() then
-			who:setQuestStatus(self.id, engine.Quest.DONE)
-		end
-	end
+	if self:isCompleted() then who:setQuestStatus(self.id, engine.Quest.DONE) end
 end
 
 on_grant = function(self)