Tweak lowmemorykiller, rubix's setting: 2048,3072,6144,15360,17920,20480

Conflicts:
	drivers/staging/android/lowmemorykiller.c
Update lowmemorykiller from kernel ~3.6

Conflicts:
	drivers/staging/android/lowmemorykiller.c
set lowmem debug level to 1
staging: android: lowmemorykiller: Don't count reserved free memory

The amount of reserved memory varies between devices. Subtract it
here to reduce the amount of devices specific tuning needed for the
minfree values.

Change-Id: I466ae8b18f5972f6f6d8b5a7d8c4ae69660de53a
Signed-off-by: Arve Hjønnevåg <arve@android.com>
mod the l3 speed settings.
disable sr,use static voltages,enter voltage testing stage