Claw, shooter and drivetrain are now generated.

Change-Id: I0aaa42a77cfef8362dcd39ea660fdf9e484279ea
diff --git a/y2014/control_loops/python/claw.py b/y2014/control_loops/python/claw.py
index f1fcae3..6808ce6 100755
--- a/y2014/control_loops/python/claw.py
+++ b/y2014/control_loops/python/claw.py
@@ -484,6 +484,8 @@
                                                  namespaces=namespaces)
     loop_writer.AddConstant(control_loop.Constant("kClawMomentOfInertiaRatio",
       "%f", claw.J_top / claw.J_bottom))
+    loop_writer.AddConstant(control_loop.Constant("kDt", "%f",
+          claw.dt))
     if argv[1][-3:] == '.cc':
       loop_writer.Write(argv[2], argv[1])
     else: