bravo: SDCARD bringup for KITKAT
fstab.bravo: set mountpoint and filesystem to auto, vold parameters: label=sdcard0, partition=auto
init.bravo.rc: move the mountpoint creation from "early-init" to "init" (mnt/media_rw is created at "init" by init.rc)
               configure the sdcard deamon: fuse_sdcard0
see: http://source.android.com/devices/tech/storage/index.html

Change-Id: I93e4d1008bdb3360a047d41bc12ff3466cffa2d9