Settings: bring back batterylight settings

Change-Id: I1318822f14f4f239cf580ef4ebaf15c6fafeb750
Signed-off-by: bart452 <bart4524@gmail.com>
Settings: Make custom screen color not effect after pressing back key

Call function of restoreSavedHSCI to restore saved HSCI when
activity is destroyed.

CRs-Fixed: 675080

Change-Id: I6cddc8c9999a69642456030708de5487e7fe8740
Settings : Add preference for proximity wake

Change-Id: I2fcbdee3bcf33f8e44b6c5fa29fb1d4d6dcab8e4
Settings : Make proximity opt-in

PS: Use AOSP CheckBoxPreference

Change-Id: Idfa64758a3c6d60ca4801f6f7f34f0429f95cbec
Merge "Settings : Add preference for proximity wake" into kk4.4
Merge "Settings : Make proximity opt-in" into kk4.4
Actions: Introduce last activity switcher credit @romanbb (2 of 2)

Change-Id: Ic1a903354a1978d4a9da7de1901159c79d0bb329
Add a menu to open battery info

PS 2: Add Screen on time
PS 3: Add deep sleep time
PS 4: Clean up
PS 5: Don't show as action, only show in menu

Change-Id: I53da7364879c9fd16ae1d98495aef7b985afd1fa
settings: move power menu settings to button settings

- keep advanced reboot menu in dev settings

Change-Id: Ice4e8096014d28c3771c4591f9d784e8c14256bc
Signed-off-by: bart452 <bart4524@gmail.com>
Merge remote-tracking branch 'upstream/kk4.4' into kk4.4