intelli_plug: remove legacy msm_rq based code

just use the original algorithm based on nr_running_stats

bump version to 3.3

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

Conflicts:
	arch/arm/mach-msm/intelli_plug.c

Conflicts:
	arch/arm/mach-msm/intelli_plug.c