Settings: add quick pulldown listpreference

Conflicts:
	res/values/strings.xml
	src/com/android/settings/simpleaosp/StatusBarSettings.java

Conflicts:
	src/com/android/settings/simpleaosp/StatusBarSettings.java
Forward Port: Volume button seek on screen off [2/2]

Change-Id: I788fc4cfbb688d99de241991821ebf7e277d19ad

Conflicts:
	res/values/slim_strings.xml
	res/xml/simple_sound_settings.xml
	src/com/android/settings/simpleaosp/SoundSettings.java
Settings: StatusBar Ticker (2/2)

PS: MIspeeliings.

Change-Id: I02cf9192c3ba62111a41e7da52cf4c343a589392

Conflicts:
	res/values/slim_strings.xml
	res/xml/status_bar_settings.xml
	src/com/android/settings/slim/StatusBar.java
Quick pulldown: Only show this option with secured lockscreen