SoundSettings: Use SystemCheckBoxPreference on headset launch voice
RemixSettings: Update some options
Lockscreen Notifications: Disable "Pocket Mode" by default
Merge remote-tracking branch 'settings/remix-staging' into legacy-staging

Conflicts:
	res/xml/navbar_settings.xml
	src/com/android/settings/AOSPAL/NavBarSettings.java
	src/com/android/settings/SoundSettings.java