mbed_app.json configured to operate on senet

To enable cayenne, edit mbed_app.json, assign pins for desired function

Example:

        "cayenne": {
            "help": "compile main_cayenne.cpp instead of main.cpp",
            "value": 1
        },
        "analog_in_pin": {
            "help": "PA_0, PA_4, PA_5",
            "value": "PA_0"
        },
        "analog_out_pin": {
            "help": "PA_0, PB_5, PB_10, PB_11",
            "value": "PB_11"
        },
        "_digital_out_pin": {
            "help": "",
            "value": ""
        }
Revision:
46:a124538e2891
Parent:
41:ceea78461fbd
Child:
57:36e87c44c920
--- a/mbed-lora-radio-drv.lib	Thu Jan 03 15:30:32 2019 +0000
+++ b/mbed-lora-radio-drv.lib	Thu Jan 10 12:15:30 2019 +0000
@@ -1,1 +1,1 @@
-https://github.com/ARMmbed/mbed-semtech-lora-rf-drivers#0c7dce4ff9bd36cc37cfdcfdbffbfaba83864d2e
+https://github.com/ARMmbed/mbed-semtech-lora-rf-drivers#16958f814d505cfbbedfa16d9bf8b9dff0e0442b