F2FS or EXT4 filesystem, supported. With this new modifications we can do a lot of things.
Busybox with F2FS support. Big thanks to @dorimanx
Made checking function more PRO. Thanks to @dorimanx.
all_cpus functions
Merge remote-tracking branch 'alu/aosp-4.4' into aosp-4.4

Conflicts:
	res/customconfig/extreme_battery.profile
	sbin/busybox