resurrect lun support for non vold managed devices
enhance code to mount auto file system
fix wake-up screen could fail or take a few seconds to reset brightness
clean up
6.53.6
clean up code
enhance code to toggle /data/media multi user support
support more moint points for /data/media detection
fix loki action was set incorrectly

When it was enabled in GUI, it was acting like disable and the inverse when set to disabled
Also, on device /data wipe, behaviour should now be saved to last user choice
6.53.9
Merge upstream beta changes
better support storage volumes (adapted from CyanogenMod SR)
do not log failure to write fstab entry for ramdisk
properly write mtd/bml entries to /etc/fstab
always unmount /data when requested
do not show mount/unmount /sdcard on /data/media devices

applies to old recovery.fstab with /sdcard entry having fs_type = datamedia
clean up code
do not wipe /data/media on wipe_data recovery start command
standardize logging to stdout
always use if is_data_media_volume_path() to handle /data/media volume check