flash based config testing

Dependencies:   mbed

Revision:
0:941e150e78b6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Mar 01 00:52:47 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/ef9c61f8c49f
\ No newline at end of file