Scheduler, observation, and New() tweaks.

Corrects a number of places where New() did not call ..(), and implements similar changes to attempt to ensure New()/initialize() complete running before qdel() runs.
Cuts down on the number of created items during server start.

code/game/objects/structures/crates_lockers/closets/utility_closets.dm

@@ -22,7 +22,7 @@
 /obj/structure/closet/emcloset/New()
 	..()
 
-	switch (pickweight(list("small" = 55, "aid" = 25, "tank" = 10, "both" = 10, "nothing" = 0, "delete" = 0)))
+	switch (pickweight(list("small" = 55, "aid" = 25, "tank" = 10, "both" = 10)))
 		if ("small")
 			new /obj/item/weapon/tank/emergency_oxygen(src)
 			new /obj/item/weapon/tank/emergency_oxygen(src)
@@ -51,17 +51,6 @@
 			new /obj/item/clothing/suit/space/emergency(src)
 			new /obj/item/clothing/head/helmet/space/emergency(src)
 			new /obj/item/clothing/head/helmet/space/emergency(src)
-		if ("nothing")
-			// doot
-
-		// teehee - Ah, tg coders...
-		if ("delete")
-			qdel(src)
-
-		//If you want to re-add fire, just add "fire" = 15 to the pick list.
-		/*if ("fire")
-			new /obj/structure/closet/firecloset(src.loc)
-			qdel(src)*/
 
 /obj/structure/closet/emcloset/legacy/New()
 	..()

code/game/objects/structures/lattice.dm

@@ -9,7 +9,7 @@
 	layer = 2.3 //under pipes
 	//	flags = CONDUCT
 
-/obj/structure/lattice/New()
+/obj/structure/lattice/initialize()
 	..()
 ///// Z-Level Stuff
 	if(!(istype(src.loc, /turf/space) || istype(src.loc, /turf/simulated/open)))

code/game/objects/structures/mop_bucket.dm

@@ -12,7 +12,7 @@
 
 /obj/structure/mopbucket/New()
 	create_reagents(100)
-
+	..()
 
 /obj/structure/mopbucket/examine(mob/user)
 	if(..(user, 1))