More flash shell tweaks, autolathe recipes

Tweaks the flash shell some more.
Tweaks shotgun stun shells, adds spent icon.
Additional autolathe ammo recipes.

code/modules/projectiles/ammunition/bullets.dm

@@ -84,13 +84,21 @@
 	projectile_type = /obj/item/projectile/bullet/shotgun/beanbag
 	matter = list("metal" = 500)
 
+//Can stun in one hit if aimed at the head, but 
+//is blocked by clothing that stops tasers and is vulnerable to EMP
 /obj/item/ammo_casing/shotgun/stunshell
 	name = "stun shell"
 	desc = "A 12 gauge taser cartridge."
 	icon_state = "stunshell"
+	spent_icon = "stunshell-spent"
 	projectile_type = /obj/item/projectile/energy/electrode/stunshot
 	matter = list("metal" = 1250, "glass" = 1250)
 
+/obj/item/ammo_casing/shotgun/stunshell/emp_act(severity)
+	if(prob(100/severity)) BB = null
+	update_icon()
+
+//Does not stun, only blinds, but has area of effect.
 /obj/item/ammo_casing/shotgun/flash
 	name = "flash shell"
 	desc = "A flash shell used to provide illumination."
@@ -98,13 +106,6 @@
 	projectile_type = /obj/item/projectile/energy/flash/flare
 	matter = list("metal" = 250, "glass" = 250)
 
-/obj/item/ammo_casing/shotgun/dart
-	name = "shotgun dart"
-	desc = "A dart for use in shotguns."
-	icon_state = "dart"
-	projectile_type = /obj/item/projectile/energy/dart
-	matter = list("metal" = 12500)
-
 /obj/item/ammo_casing/a762
 	desc = "A 7.62mm bullet casing."
 	caliber = "a762"
@@ -129,6 +130,7 @@
 	projectile_type = /obj/item/projectile/bullet/chameleon
 	caliber = ".45"
 
+/*
 /obj/item/ammo_casing/a418
 	desc = "A .418 bullet casing."
 	caliber = "357"
@@ -137,4 +139,5 @@
 /obj/item/ammo_casing/a666
 	desc = "A .666 bullet casing."
 	caliber = "357"
-	projectile_type = /obj/item/projectile/bullet/cyanideround
+	projectile_type = /obj/item/projectile/bullet/cyanideround
+*/