3.0.61
drivers: android: Restructure code in lowmemorykiller

This patch restructure code for better readability and easier
maintenance.

Also introduces lowmemorykiller.h header file.

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>
Inline function step_update
Use savedefconfig to produce semaphore's defconfig
Merge branch 'jb-4.2.1' of git://github.com/stratosk/samsung-kernel-aries into jb-4.2.1