Add requireDeviceUnlock attribute for NFC HCE.

Also added AID description, and renamed PackageManager
feature. The old name has to stay at least for a bit,
because we are already deploying apps in our builds that
use the constant.

Bug: 10461409
Bug: 10461753
Change-Id: I7a5bb023bb567dd8b0a17e8e54e9559d7fcf64f5