cpufreq: Memory leak with sysfs when stats table are freed  --  anarkia1976
import frandom  -evervolv

already added
drivers/staging- added and enabled zsmalloc
Increase the vfs_cache_pressure to 125 so that more zcache is utilized
Slight increase of dirty ratios.
add and enable Frontswap
 Cleancache & frontswap new headers
fixed previous commits, added configurable -O flags