Allow disabling the privacy guard notifcation

Change-Id: I060139f75edb63572f9c3922e56ee871e765c02a

Patchset: 2
http://review.cyanogenmod.org/#/c/55910/
ReportingService: Fix service startup

Turns out the service wasn't starting at all until someone looked at the data,
so no reports were being sent for CM11...

Change-Id: Ib64ddbed4e0cae9c2f71d6c0c79f8081d6f15301