2019-05-17: these two updates:
	2019-04-19_sensorgnome_standard_update.tar.bz2  (for most networked SGs)
	2019-04-19_sensorgnome_mobile_update.tar.bz2    (for SGs using USB cellular modems)
	might correct problems with connecting to the new sensorgnome.org server
	for data sync and receiver status.
        WARNING:  Only apply this update if your receiver is running the 2018-10-12 version.