cleanup of game folder, other fixes

code/game/objects/effects/forcefields.dm

@@ -6,6 +6,12 @@
 	opacity = 0
 	density = TRUE
 	CanAtmosPass = ATMOS_PASS_DENSITY
+	var/timeleft = 300 //Set to 0 for permanent forcefields (ugh)
+
+/obj/effect/forcefield/New()
+	..()
+	if(timeleft)
+		QDEL_IN(src, timeleft)
 
 /obj/effect/forcefield/singularity_pull()
 	return
@@ -15,6 +21,8 @@
 	name = "glowing wall"
 	icon = 'icons/effects/cult_effects.dmi'
 	icon_state = "cultshield"
+	CanAtmosPass = ATMOS_PASS_NO
+	timeleft = 200
 
 ///////////Mimewalls///////////
 
@@ -22,11 +30,6 @@
 	icon_state = "empty"
 	name = "invisible wall"
 	desc = "You have a bad feeling about this."
-	var/timeleft = 300
-
-/obj/effect/forcefield/mime/New()
-	..()
-	QDEL_IN(src, timeleft)
 
 /obj/effect/forcefield/mime/advanced
 	name = "invisible blockade"