Pest Control achievement now checks for both multiply talent and clone_on_hit

git-svn-id: http://svn.net-core.org/repos/t-engine4@5893 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/achievements/kills.lua

@@ -65,7 +65,7 @@ newAchievement{
 	desc = [[Killed 1000 reproducing vermin]],
 	mode = "player",
 	can_gain = function(self, who, target)
-		if target:knowTalent(target.T_MULTIPLY) then
+		if target:knowTalent(target.T_MULTIPLY) or target.clone_on_hit then
 			self.nb = (self.nb or 0) + 1
 			if self.nb >= 1000 then return true end
 		end