Merge changes Ifbf58c14,Id4e70992,Ib7653a00,I581aaa1d into android-4.4

* changes:
  init [4]: set permissions on notify_on_migrate node
  init [3/4]: allow system to modify ksm control files
  init [2/4]: set permissions on schedulers sysfs nodes
  init [1/4]: set permissions on governors sysfs nodes
tree: 15c5dce7c25d3a7225182621657e3a0dc4300722
  1. config/
  2. overlay/
  3. prebuilt/
  4. utils/
  5. Android.mk