Add unpackbootimg.
Import init.du.rc from KitKat

Change-Id: Iba5837b981d73759f833effd9dfd1256a7835237
init: create mountpoint for fuse

Change-Id: I8bd80bbcacc8f01ac4df17e013d3d68d2b86e02f

Conflicts:
	rootdir/init.rc