Settings: modify AOSP RU translation

PS1: Updated a string to say "Cast screen" instead of older "Wireless display"
PS2: Brought back couple of strings that were reverted in 4.4.3 merge.

Change-Id: I7179ecde5f3d0ce829fd36115b2893913ad801ea
settings: FC on quick settings editor on tablets without a vibrator

Change-Id: Ie824c3c958120d896690f369cf77eacf1e74c735
JIRA: CYAN-4296
Issue: https://jira.cyanogenmod.org/browse/CYAN-4296
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Settings: Fix isPackageInstalled logic.

    - If package is null, isPackageInstalled returned true.
    - Return false if null, always.
    - PS2: Fix codestyle
Change-Id: If2bf41e4c9520195d56e327a447d7085daab3154
Hide "Volume adjustment sound" option on non-voice capable devices

On non-voice capable devices, there's no sound when adjusting the
notification volume. Remove the obsolete option from Settings.

Change-Id: I3fc9ef737eb55d591a4ecc7d79ee60b9151395b5