Scan nearby anchors and send result for location engine.

Dependencies:   modem_ref_helper DebouncedInterrupt

Revision:
0:83836029943b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/modem_ref_helper.lib	Wed Nov 13 13:40:28 2019 +0000
@@ -0,0 +1,1 @@
+https://developer.mbed.org/teams/WizziLab/code/modem_ref_helper/#8565bc7a6997