port speed test in beta env

Revision:
1:442732674645
Child:
2:7372f9e25216
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Tue Jul 10 02:05:55 2012 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/63bcd7ba4912
\ No newline at end of file