Fixed shooter to not have a spring some times.
diff --git a/frc971/control_loops/python/controls.py b/frc971/control_loops/python/controls.py
index 967be3c..64bd52d 100644
--- a/frc971/control_loops/python/controls.py
+++ b/frc971/control_loops/python/controls.py
@@ -85,7 +85,7 @@
 
 def c2d(A, B, dt):
   """Converts from continuous time state space representation to discrete time.
-     Evaluates e^(A dt) for the discrete time version of A, and
+     Evaluates e^(A dt) - I for the discrete time version of A, and
      integral(e^(A t) * B, 0, dt).
      Returns (A, B).  C and D are unchanged."""
   e, P = numpy.linalg.eig(A)