Update Security String to 2016-10-05 to platform and CTS for October Security am: 5da5be6a6a am: 4e53c17e7c am: 6bf8893f47 am: ef7c757264 am: 35419f227c
am: d2c5aaf350

Change-Id: I03f0476f3bf42fe67ec77d657cc046841fae19e6