Made an additional modification so the send() returns (not timed_out)

    where true indicates success and false indicates it timed out.

Author: =Dale Weber

adafruit_rfm69.py

@@ -728,6 +728,8 @@ def send(self, data, timeout=2., keep_listening=False,
         # Enter idle mode to stop receiving other packets.
             self.idle()
 
+        return not timed_out
+
     def receive(self, timeout=0.5, keep_listening=True, with_header=False,
                 rx_filter=_RH_BROADCAST_ADDRESS):
         """Wait to receive a packet from the receiver. Will wait for up to timeout_s amount of