Indexer now has simpler logic for pushing the disc off the sensor which actually works now.
diff --git a/frc971/control_loops/index/index.h b/frc971/control_loops/index/index.h
index c9dc86f..f76ea97 100644
--- a/frc971/control_loops/index/index.h
+++ b/frc971/control_loops/index/index.h
@@ -185,7 +185,7 @@
     // currently blocking the top sensor.  This knowledge can be used to move
     // this disc if it is believed to be blocking the top sensor.
     // Returns the amount that the disc moved due to this observation.
-    double ObserveNoTopDiscSensor(double index_position, double index_velocity);
+    double ObserveNoTopDiscSensor(double index_position);
 
     // Posedge and negedge disc times.
     ::aos::time::Time bottom_posedge_time_;