message: adds TODO to robot
diff: @@ -158,6 +158,7 @@ class Robot(object):
  self.config = config or load()
  self._driver = driver_3_0.SmoothieDriver_3_0_0(config=self.config)
  + # TODO (andy) should come from a config file
  self.dimensions = (395, 345, 228)
  self.INSTRUMENT_DRIVERS_CACHE = {}
  