These examples can be used to test Device Cloud functionality. There are three
test applications available:
* device_request_listener: Listen for requests from the Device Cloud
* upload_data_points: Upload test data points to the Device Cloud
* upload_file: Uploads the contents of a file as binary data points
https://jira.digi.com/browse/DEL-3305https://jira.digi.com/browse/DEL-3309https://jira.digi.com/browse/DEL-3397
Signed-off-by: Diaz de Grenu, Jose <Jose.DiazdeGrenu@digi.com>