More splitting up of code. Barrier seems to be CTF only,

so I figured a CTF folder would be good for containing it.
Perhaps we could do Mode-Specific\CTF ?

Portal seems more like an Effect, so it went in Effects.

Code/items.dm

@@ -5517,50 +5517,6 @@
 		new /obj/item/weapon/sheet/metal(src.loc)
 		del(src)
 
-/obj/barrier/New()
-	var/t = 1800
-	if (ctf)
-		t = round(ctf.barriertime * 600)
-	spawn(t) del(src)
-
-/obj/portal/Bumped(atom/movable/M)
-	spawn(0) src.teleport(M)
-
-/obj/portal/HasEntered(atom/movable/AM)
-	spawn(0) src.teleport(AM)
-
-/obj/portal/New()
-	spawn(300) del(src)
-
-/obj/portal/proc/teleport(atom/movable/M)
-	if (M.anchored)
-		return
-	if (src.icon_state == "portal1")
-		return
-	if (!( src.target ))
-		del(src)
-		return
-	var/obj/effects/sparks/O = new /obj/effects/sparks( src.target )
-	O.dir = pick(1, 2, 4, 8)
-	spawn(0)
-		O.Life()
-		return
-	if (istype(M, /atom/movable))
-		var/tx = src.target.x + rand(-5.0, 5)
-		var/ty = src.y + rand(-5.0, 5)
-		if (prob(10))
-			src.icon_state = "portal1"
-			if (ismob(M))
-				M.ex_act(2)
-			else
-				M.ex_act(1)
-		if (rand(1, 1000) <= 10)
-			if (istype(M, /mob))
-				M:client_mob() << ("\red You see a fainting blue light.")
-			M.loc = null
-		else
-			M.loc = locate(tx, ty, src.target.z)
-
 /mob/attackby(obj/item/weapon/W, mob/user)
 	var/shielded = 0
 	for(var/obj/item/weapon/shield/S in src)