fstab: fix sdcard labels

Change-Id: Ic11f78355a0191775dc5cd2e57de0f6db275eb81
usbdisk: keep only one usb storage

Change-Id: I79f0594118190e8dc9242be14bb66437eb0efc5b
init: set permissions on cmdline for telephony

Change-Id: I9049a3bc8fb876c4f7eb3ac51bcfa26acee9bce4
init: set mdm permission

Change-Id: I9452fec50a7e90c1b6d5b3b3163edbb2e43b2cf8