sepolicy: Add device specific policy

Change-Id: Ic1f85815d0a043c2ce46331dddaf637dc6f17d62

Conflicts:
	BoardConfig.mk
	rootdir/etc/init.target.rc
SELinux: Set enforcing

Change-Id: I58e6fb025732d21b746112618867ba172853aa34
sepolicy: location allow binder call

Change-Id: I1d97e030e9665d30898bf638c25369f3a3e6046e
sepolicy: Allow netd/hostapd sockets for tethering

Change-Id: Id82a24a306ff17f70eb2290a06f4f8225488f657

Conflicts:
	BoardConfig.mk