Settings : Add preference for proximity wake

Change-Id: I2fcbdee3bcf33f8e44b6c5fa29fb1d4d6dcab8e4
Revert "(2/2) Enable moving applications to an external volume"

we dont use it for any devices

This reverts commit 8e90293a5d70ff71087bc7017ae771d770150a84.

Change-Id: Id86f1d1a97221dcfba7fae4d80fe1e189267a408
Merge remote-tracking branch 'upstream/android-4.4' into android-4.4