Bay12 examine overhaul.

This commit overhauls the examine system to baystation's latest system,
including a more efficient verb approach, and a new status panel tab,
which shows more information for pre-defined objects.

code/game/objects/items/stacks/stack.dm

@@ -26,11 +26,10 @@
 		usr << browse(null, "window=stack")
 	return ..()
 
-/obj/item/stack/examine()
-	set src in view(1)
-	..()
-	usr << "There are [src.amount] [src.singular_name]\s in the stack."
-	return
+/obj/item/stack/examine(mob/user)
+	if(..(user, 1))
+		user << "There are [src.amount] [src.singular_name]\s in the stack."
+
 
 /obj/item/stack/attack_self(mob/user as mob)
 	list_recipes(user)
@@ -191,7 +190,7 @@
 
 /obj/item/stack/proc/get_amount()
 	return amount
-	
+
 /obj/item/stack/proc/get_max_amount()
 	return max_amount