Async I/O latency to a ssd greatly increased
memcopy: Add RAM perfomance tweak
VM READAHEAD set to 2048kbs
CleanCache ON
ZEN I/O schescheduler
I/O schedulers update
no no no no nope
Merge pull request #5 from TamsuiCM11/jellybean-3.4-experimental

Significant increase in kernel performance.
Less RAM usage. Should be used without HW overlays.
Ready to be merged to other Tamsui devices.