Water breathing is not permanent now

git-svn-id: http://svn.net-core.org/repos/t-engine4@2307 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/class/Actor.lua

@@ -314,7 +314,7 @@ function _M:act()
 	-- Suffocate ?
 	local air_level, air_condition = game.level.map:checkEntity(self.x, self.y, Map.TERRAIN, "air_level"), game.level.map:checkEntity(self.x, self.y, Map.TERRAIN, "air_condition")
 	if air_level then
-		if not air_condition or not self.can_breath[air_condition] then
+		if not air_condition or not self.can_breath[air_condition] or self.can_breath[air_condition] <= 0 then
 			self:suffocate(-air_level, self)
 		end
 	end