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:
59:23cc35ed9008
Parent:
54:19d02b47e598
--- a/Jenkinsfile	Tue Oct 08 14:01:59 2019 +0100
+++ b/Jenkinsfile	Thu Nov 28 09:01:59 2019 +0000
@@ -82,7 +82,7 @@
 def buildStep(target, toolchain) {
   return {
     stage ("${target}_${toolchain}") {
-      node ("${toolchain}") {
+      node ("all-in-one-build-slave") {
         deleteDir()
         dir("mbed-os-example-lorawan") {
           checkout scm
@@ -147,7 +147,7 @@
 def build_regions(regions) {
   return {
     stage ("region_builder_K64F_GCC_ARM") {
-      node ("GCC_ARM") {
+      node ("all-in-one-build-slave") {
         deleteDir()
         dir("mbed-os-example-lorawan") {
           checkout scm