[1/2] Permit home button wake to be configurable

To activate, enable bool config_show_homeWake in
device overlay/packages/apps/Settings/res/values

Change-Id: I00afe89ba5bf36d74b93a40b9d15eef2e805611f
Merge CMs "Home Button Wake" feature and some additional changes:

 - Move "Home Button Wake" checkbox to "wake up options" screen
 - Delete removing the whole "Wake up options" screen, if checkbox "Volume rocker wake" was removed
 - Add a possibility to overlay the display of "Plugged/unplugged wake" checkbox, in the device specific tree
 - Show the "Home button wake" checkbox if it`s enabled in the device specific tree
 - Show the "Volume rocker wake" checkbox if it`s enabled in the device specific tree
 - Show the "Plugged/unplugged wake" checkbox if it`s enabled in the device specific tree
 - Remove the "wake up options" screen, if all 3 items are removed