Revert "selinux: Add initial policies (WIP)"

This reverts commit 4472917c38c8fc166b52d9a3ddebe603c472b7ab.

Conflicts:
	BoardConfig.mk

Change-Id: I6bb43233307e5905b91fccc007da7d266ee1cc18
init: Use backlash on wpa and p2p supplicant services

Making them much more human readable
pull: Link missing symbols and add virtual method for closing copybit device.
pull: added low volume in calls fix/hack to pulled commits

Change-Id: I69a4e306d0068ed5375b1f528d21315b2ae7020b