hello

Fork of DigitalOut_HelloWorld by mbed official

Revision:
2:214e43d39085
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-dev.lib	Thu Dec 21 10:11:35 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed-dev/#089793a3f167