Merged some code from Brian so that it builds on the bot.
diff --git a/frc971/control_loops/wrist.cc b/frc971/control_loops/wrist.cc
index edbd8a0..dee0438 100644
--- a/frc971/control_loops/wrist.cc
+++ b/frc971/control_loops/wrist.cc
@@ -125,6 +125,8 @@
         zeroing_position_ = absolute_position;
         // Clear the observer state.
         loop_->X_hat << absolute_position, 0.0;
+        // Set the goal to here to make it so it doesn't move when disabled.
+        loop_->R = loop_->X_hat;
         // Only progress if we are enabled.
         if (::aos::robot_state->enabled) {
           if (position->hall_effect) {