Update example

Author: gonzalocasas

docs/examples/03_backends_ros/files/04_plan_motion.py

@@ -27,16 +27,3 @@
 
     print("Computed kinematic path with %d configurations." % len(trajectory.points))
     print("Executing this path at full speed would take approx. %.3f seconds." % trajectory.time_from_start)
-    # print('Executing')
-
-    # robot.client.follow_joint_trajectory(
-    #     trajectory, callback=done_handler, errback=errhandler, feedback_callback=handler)
-
-    # wait = robot.client.execute_joint_trajectory(trajectory)
-
-    # print('Waiting...')
-    # r = wait.result()
-    # print('Done waiting...')
-
-    # import time
-    # time.sleep(1)