Added flatbuffer messages for intake and 4-bar.

Change-Id: I2b9523a46d973cca41b578e525d449c1d348c0b0
diff --git a/y2020/control_loops/superstructure/superstructure_goal.fbs b/y2020/control_loops/superstructure/superstructure_goal.fbs
index 5953590..c1b3b5a 100644
--- a/y2020/control_loops/superstructure/superstructure_goal.fbs
+++ b/y2020/control_loops/superstructure/superstructure_goal.fbs
@@ -5,6 +5,12 @@
 table Goal {
   // Zero is at the horizontal, positive towards the front (meters on the lead screw).
   hood:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal;
+
+  //0 = Linkage on sprocket is pointing straight up
+  //Positive = forward
+  intake:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal;
+  //Positive is rollers intaking to Washing Machine.
+  roller_voltage:float;
 }
 
 root_type Goal;