tianchi : Add intelli_plug - An intelligent cpu hotplug driver
* Thanks to @faux123
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/mach-msm/intelli_plug.c
intelli_plug : kernel/sched/core.c - Add avg_cpu_nr_running(unsigned int cpu) function
tianchi : Enable intelliplug in defconfig