Ruined dungeon guardians can not be preset uniques

git-svn-id: http://svn.net-core.org/repos/t-engine4@6618 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/maps/zones/ruined-dungeon.lua

@@ -35,7 +35,7 @@ defineTile(".", "OLD_FLOOR")
 defineTile("1", "LORE1")
 defineTile("!", "GENERIC_LEVER_DOOR")
 defineTile("2", "LORE2")
-defineTile(" ", "OLD_FLOOR", nil, {random_filter={random_elite={name_scheme="#rng# the Guardian", on_die=function(self)
+defineTile(" ", "OLD_FLOOR", nil, {random_filter={not_properties = {"unique"}, random_elite={name_scheme="#rng# the Guardian", on_die=function(self)
 	local spot = game.level:pickSpotRemove{type="portal", subtype="portal"}
 	if spot then
 		game.level.map(spot.x, spot.y, engine.Map.TERRAIN).orb_allowed = true