be used to reflow a stream of messages. For example, a
    serial device that sends newline-terminated commands may deliver a single message
    with a partial command at its end. In 'streaming mode', this node will split
    a message and send each complete segment. If there is a partial segment at the end,
    the node will hold on to it and prepend it to the next message that is received.
    </p>
    <p>When operating in this mode, the node will not set the <code>msg.parts.count</code>
    property as i