Add superstructure_queue to joystick_reader

Created temporary button mappings and reciprocal actions. Correct
actions and button mappings will need to be filled in.

Change-Id: Ie3f9dd3cc9570379ca5976979fbf636169fe6fbf
diff --git a/y2018/BUILD b/y2018/BUILD
index d267b52..088cdfe 100644
--- a/y2018/BUILD
+++ b/y2018/BUILD
@@ -43,5 +43,6 @@
     '//frc971/autonomous:auto_queue',
     '//frc971/control_loops/drivetrain:drivetrain_queue',
     '//y2018/control_loops/drivetrain:drivetrain_base',
+    '//y2018/control_loops/superstructure:superstructure_queue',
   ],
 )