Revert "init: Fix serial number display for semc msm7x30 devices"

This is fixed on kernel side now. Remove this device-specific code.

This reverts commit 88fade1c9f074dee12053095295811060254b08d.

Change-Id: I4dab609d3d3fc4d703b0f5db0031f73b72f9790d
libcutils : reboot mount fix

On aries for eg, cache needs to be rw for the RECOVERY_PRE_COMMAND to
work because we write to /cache/.startrecovery

This patchset moves the RECOVERY_PRE_COMMAND prior to the remount.

Change-Id: Iab1da9a15e64e8831b04e4eb21d824de5f8bd0eb
RECOVERY_PRE_COMMAND_CLEAR_REASON and extended reboot arguments

fix the 2 new warnings created by our 4-lines recovery patch ;p

Change-Id: I975af19a8f295d1e341c7433f96f669db611f89c
Merge "libcutils : reboot mount fix" into android-4.4
Merge "RECOVERY_PRE_COMMAND_CLEAR_REASON and extended reboot arguments" into android-4.4
Merge remote-tracking branch 'upstream/android-4.4' into android-4.4