NTOUEE mbed sample code : blinky LED1 & printf

Revision:
0:548933a73419
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/.gitignore	Tue Oct 18 07:14:20 2016 +0000
@@ -0,0 +1,4 @@
+.build
+.mbed
+projectfiles
+*.py*