def rotateTo(self, angle):
     print 'sending message'
     print 'angle', angle
     msg = MotionDistMsg()
     msg.translationalDist = 0
     msg.rotationalDist = angle
     print msg.rotationalDist
     self.positionPub.publish(msg)
     print 'message sent'
     return
 def translateTo(self, distance):
     msg = MotionDistMsg()
     msg.translationalDist = distance
     msg.rotationalDist = 0
     self.positionPub.publish(msg)
     return