IoT Empire / Mbed OS ws-nrf-0

Hello world program (step 0) for the nRF51 and nRF52 developer kits used in the IoT Empire research workshop.

Diff: mbed-os.lib

Revision:
2:ab1ed6092e6d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os.lib	Tue Mar 28 14:33:37 2017 +0000
@@ -0,0 +1,1 @@
+https://github.com/ARMmbed/mbed-os/#f4864dc6429e1ff5474111d4e0f6bee36a759b1c