PMK 2018

Revision:
0:9e3d8cb294c5
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os.lib	Fri May 11 15:42:03 2018 +0000
@@ -0,0 +1,1 @@
+https://github.com/ARMmbed/mbed-os/#3179b1cffddea0f0feed1dd551b0e7dc946c12f5