Remove RingBuffer TODO from midi_monitor example

Author: mgeier

examples/midi_monitor.py

@@ -12,7 +12,6 @@
 @client.set_process_callback
 def process(frames):
     for offset, data in port.incoming_midi_events():
-        # TODO: use ringbuffer
         print("{0}: 0x{1}".format(client.last_frame_time + offset,
                                   binascii.hexlify(data).decode()))
     return jack.CALL_AGAIN