intelli_plug: refactor stats calculation code to be less intrusive

this is done for those kernels which do not have 100% source code available
and must use existing closed source modules such as wifi drivers

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	arch/arm/hotplug/intelli_plug.c

Change-Id: I7ebd99b4fb3b55c0a39d64448e86c57cac6acaea
Intelli_plug: kernel sched/core: add per cpu nr_running stats

Change-Id: I4e8ed76e27c63270b3d106de1b85a52bb0bbe822
Signed-off-by: Paul Reioux <reioux@gmail.com>
Intelli_plug: cumulative patch to version 3.8

An intelligent hotplug driver for ARM based SOCs.
Copyright 2012~2014 Paul Reioux (aka Faux123)

Change-Id: Ic5e539be262d298255d50ef8835afe80c489aef9
Signed-off-by: Paul Reioux <reioux@gmail.com>
cpufreq: revert CAF's cpu policy save code

this code is deprecated by sibling cpu policy sharing

Change-Id: Icde1cc84da03ca1571b64fa52d54dffa2a57981e
Signed-off-by: Paul Reioux <reioux@gmail.com>