Updating mbed-os to mbed-os-5.6.4

adbridge · Seppo Takalo · commit f2ee211a4a08 · 2017-11-09T12:04:41.000+02:00
diff --git a/mbed-os.lib b/mbed-os.lib
@@ -1 +1 @@
-https://github.com/ARMmbed/mbed-os/#e62a1b9236b44e70ae3b0902dc538481c04d455b
+https://github.com/ARMmbed/mbed-os/#78474a5129e18e136cc7e872adbaa5b74fbb8f6a

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-https://github.com/ARMmbed/mbed-os/#e62a1b9236b44e70ae3b0902dc538481c04d455b`
	`1`	`+https://github.com/ARMmbed/mbed-os/#78474a5129e18e136cc7e872adbaa5b74fbb8f6a`