base: fix external sdcard mountpoint

It needs to add that line on init.xxxx.rc on rootdir folders.

"chown root root /mnt/media_rw"

Needed for devices that has some troubles mounting storages.

Credits: http://forum.xda-developers.com/showthread.php?t=2537793

Change-Id: I0c9e2ae5439c8d8a762904e2760eb6590ce77a62
Fix WallpaperCropper Crashing

Change-Id: I5f28d275e5618bec215ecbad0e4303637b91fc62
Halo PS 18

PS18: Stop pop-out on rotation
      Catch "silent" notifications

Change-Id: I78473e8023bd33675bf19696ad5984a8f8973c27