simple blinky with mbed-dev source

Dependencies:   mbed-dev

Revision:
0:f97055fd6e94
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-dev.lib	Fri Feb 24 15:07:46 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed-dev/#b23ee177fd68