add HFM support

Change-Id: I1263ee11bb6caa7e8643a16d16f5d95f217f15d5
Signed-off-by: scott <scott@ubuntu>
Completely integrate HFM into Settings [3/4]

Change-Id: Ic0e22caf7e9bd64c8f5e0975777d80e352039f05

Conflicts:
	config/packages.mk
Prebuilt: Update Nova Launcher to version 3.0.2

Change-Id: I9f02bc0e6eb998c4dcd846234ae9ce1ddc242423