Fixes rocket launcher icon

Also makes the missiles a little bit less of a joke.

code/modules/projectiles/guns/launcher.dm

@@ -1,7 +1,6 @@
 /obj/item/weapon/gun/launcher
 	name = "launcher"
 	desc = "A device that launches things."
-	icon = 'icons/obj/weapons.dmi'
 	w_class = 5.0
 	flags =  CONDUCT
 	slot_flags = SLOT_BACK

code/modules/projectiles/guns/launcher/crossbow.dm

@@ -48,6 +48,7 @@
 /obj/item/weapon/gun/launcher/crossbow
 	name = "powered crossbow"
 	desc = "A 2557AD twist on an old classic. Pick up that can."
+	icon = 'icons/obj/weapons.dmi'
 	icon_state = "crossbow"
 	item_state = "crossbow-solid"
 	fire_sound = 'sound/weapons/punchmiss.ogg' // TODO: Decent THWOK noise.

code/modules/projectiles/guns/launcher/grenade_launcher.dm

@@ -1,7 +1,6 @@
 /obj/item/weapon/gun/launcher/grenade
 	name = "grenade launcher"
 	desc = "A bulky pump-action grenade launcher. Holds up to 5 grenades in a revolving magazine."
-	icon = 'icons/obj/gun.dmi'
 	icon_state = "riotgun"
 	item_state = "riotgun"
 	w_class = 4

code/modules/projectiles/guns/launcher/pneumatic.dm

@@ -1,7 +1,6 @@
 /obj/item/weapon/gun/launcher/pneumatic
 	name = "pneumatic cannon"
 	desc = "A large gas-powered cannon."
-	icon = 'icons/obj/gun.dmi'
 	icon_state = "pneumatic"
 	item_state = "pneumatic"
 	slot_flags = SLOT_BELT

code/modules/projectiles/guns/launcher/syringe_gun.dm

@@ -61,7 +61,6 @@
 /obj/item/weapon/gun/launcher/syringe
 	name = "syringe gun"
 	desc = "A spring loaded rifle designed to fit syringes, designed to incapacitate unruly patients from a distance."
-	icon = 'icons/obj/gun.dmi'
 	icon_state = "syringegun"
 	item_state = "syringegun"
 	w_class = 3