FIOPS and SIO i/o schedulers

Signed-off-by: flar2 <asegaert@gmail.com>

Conflicts:
	block/fiops-iosched.c
	block/sio-iosched.c
Intellidemand governor

Signed-off-by: flar2 <asegaert@gmail.com>

Conflicts:
	drivers/cpufreq/Kconfig
	drivers/cpufreq/Makefile
	include/linux/cpufreq.h