updated for mbed 5.4

Revision:
1:fdf9ceb4a107
Parent:
0:69af4e3595b6
--- a/mbed.bld	Tue Mar 08 11:46:22 2016 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/252557024ec3
\ No newline at end of file