Update Security String to 2017-02-01 in lmp-dev am: 19717dff7c am: 36d8423804 am: ca32812b01  -s ours am: 2e720eba5f am: c8d8647e37 am: 8e5abe38c0 am: 78cdf4fd07 am: af617a8560 am: 72aef1bed8
am: f840599ac2

Change-Id: Ia6447f27ff12cb014dc20d02b7c69b8cbc9e66a6