Vold managed volumes must have auto mount point

Change-Id: I63fc2ff7bc600cdbdf4fd4b7ea2140928a301fb3
init: add FUSE sdcard daemon service

Change-Id: I0265609a5566afc1b52ad0c8eaca6f717f89aa84
p1ln: use /tmp/busybox

Change-Id: I382f7547f1df1219785af2c44c3cd2470cc8ac82