Convert a fuck ton of machines to Initialize() (#2985)

Needs testing, but shouldn't break anything. Also adds Destroy() to the SMES base class.

code/game/objects/items/devices/spy_bug.dm

@@ -147,8 +147,8 @@
 	// These cheap toys are accessible from the mercenary camera console as well
 	network = list(NETWORK_MERCENARY)
 
-/obj/machinery/camera/spy/New()
-	..()
+/obj/machinery/camera/spy/Initialize()
+	. = ..()
 	name = "DV-136ZB #[rand(1000,9999)]"
 	c_tag = name
 

code/game/objects/structures/watercloset.dm

@@ -141,8 +141,8 @@
 	var/is_washing = 0
 	var/list/temperature_settings = list("normal" = 310, "boiling" = T0C+100, "freezing" = T0C)
 
-/obj/machinery/shower/New()
-	..()
+/obj/machinery/shower/Initialize()
+	. = ..()
 	create_reagents(2)
 
 //add heat controls? when emagged, you can freeze to death in it?