Revert "Staging: android: binder: More offset validation."

This reverts commit 35cbe09b356b5a412e9e8e1895a5a8d60331ff48.

Change-Id: I9813d824c2e02131bcd235e574289428e13fa15f
Revert "ARM: 7493/1: use generic unaligned.h"

This reverts commit ca3d26d96b5bf1dfaade35321c938f427ad98805.

The commit was causing unexpected reboots / hangs probably because of
use of Linaro GCC 4.9 or the other optimizations previously applied
to this custom kernel.

Change-Id: Ief90c91351836828466248879e14098db75e1b25
Revert "freezer: shorten freezer sleep time using exponential backoff"

This reverts commit 49102506d1cd6fe18d12237eccd11db3dfd4d139.

Change-Id: Ie13fcc54d64770b445c1764f30d5addc86ebd629