Modified control loops to run in bot3.

Change-Id: I5d9d461c8a10dc1c54fee69273809f76328df655
diff --git a/bot3/control_loops/update_elevator.sh b/bot3/control_loops/update_elevator.sh
old mode 100644
new mode 100755
index 8bfb0ba..ee4d6ed
--- a/bot3/control_loops/update_elevator.sh
+++ b/bot3/control_loops/update_elevator.sh
@@ -4,5 +4,7 @@
 
 cd $(dirname $0)
 
+export PYTHONPATH=../../frc971/control_loops/python
+
 ./python/elevator3.py elevator/elevator_motor_plant.h \
     elevator/elevator_motor_plant.cc