made it so that the drivetrain works without any sensor data
diff --git a/frc971/control_loops/drivetrain/drivetrain.h b/frc971/control_loops/drivetrain/drivetrain.h
index 7b07247..244f3e5 100644
--- a/frc971/control_loops/drivetrain/drivetrain.h
+++ b/frc971/control_loops/drivetrain/drivetrain.h
@@ -8,13 +8,13 @@
 namespace control_loops {
 
 class DrivetrainLoop
-    : public aos::control_loops::ControlLoop<control_loops::Drivetrain> {
+    : public aos::control_loops::ControlLoop<control_loops::Drivetrain, true, false> {
  public:
   // Constructs a control loop which can take a Drivetrain or defaults to the
   // drivetrain at frc971::control_loops::drivetrain
   explicit DrivetrainLoop(
       control_loops::Drivetrain *my_drivetrain = &control_loops::drivetrain)
-      : aos::control_loops::ControlLoop<control_loops::Drivetrain>(
+      : aos::control_loops::ControlLoop<control_loops::Drivetrain, true, false>(
           my_drivetrain) {}
 
  protected: