Bugfix: Wizards will now longer spray or shoot themselves with whatever they're holding when they cast spells.

Changes: 
     ◦ Vanilla mulebots move slightly faster, hacked mulebots will move even faster!
     
     ◦ Changed the description of carp. 

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@2314 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/items/weapons/mops_cleaners.dm

@@ -16,6 +16,8 @@ MOP
 /obj/item/weapon/cleaner/afterattack(atom/A as mob|obj, mob/user as mob)
 	if (istype(A, /obj/item/weapon/storage/backpack ))
 		return
+	if (istype(A, /obj/proc_holder/spell ))
+		return
 	else if (src.reagents.total_volume < 1)
 		user << "\blue [src] is empty!"
 		return