intelli_plug: intelligent hotplug cpu driver with eco mode

Signed-off-by: faux123 <reioux@gmail.com>

Conflicts:
	arch/arm/mach-msm/Makefile

Signed-off-by: Rohan Mathur <rohanmathur34@gmail.com>
intellidemand: remove cpu cores autoplug capability (replaced by intelli_plug)

Signed-off-by: faux123 <reioux@gmail.com>
intellidemand: remove eco mode option (replaced by intelli_plug)

Signed-off-by: faux123 <reioux@gmail.com>
intellidemand: remove unused min performance lock defines

Signed-off-by: faux123 <reioux@gmail.com>