Kill global .y2019.control_loops.superstructure.superstructure_queue object

Change-Id: Ib75e31cb6717e7421af2f33848f7a77bfb572d15
diff --git a/y2019/control_loops/superstructure/superstructure.q b/y2019/control_loops/superstructure/superstructure.q
index f78bd5a..d19c2b8 100644
--- a/y2019/control_loops/superstructure/superstructure.q
+++ b/y2019/control_loops/superstructure/superstructure.q
@@ -13,6 +13,7 @@
   int32_t gamepiece_mode;
 };
 
+// Published on ".y2019.control_loops.superstructure.superstructure_queue"
 queue_group SuperstructureQueue {
   implements aos.control_loops.ControlLoop;
 
@@ -112,5 +113,3 @@
   queue Status status;
   queue Position position;
 };
-
-queue_group SuperstructureQueue superstructure_queue;