Always display notification volume seek bar and ignore "use ringtone
volume for notifications" check box on non voice capable devices (tablets).
Change-Id: I379eb6858594a271b9ee11a2359bfdc27153c5af
Bug: 2985267
Changes not done : SD card related stuff, as we need some way still
to figure out if there is a real SD card in the device.
Change-Id: I21c41f18ebe6c050981918481a7f6d69f04b65d0
Bug:2362077 Bug:2312836 Bug:2166486
Split Sound and Display into separate top-level settings.
All volume settings (including Alarm volume) now in one Volume dialog.
Remove some sub-texts to reduce clutter.