Settings: Remove unused strings

Change-Id: I57bb4d0f9cc3fa5d8b80e064e45f82c61cc5d261
Revert "SystemUI: allow for the clock to be centered (2 of 2)"

This reverts commit 6445c9c3ce333d6cb0e137d35b8b4adf3caff4bc.
[2/2] Settings: statusbar clock customization + color picker

- added slims clock and date customizations for status bar
- added our own modded marginov color picker which we use as default
[2/2] Settings: Network speed indicator
Fix back RU translation
[2/2] Navigation bar dimensions

- Change height when in portrait
- Change width when in landscape
- Option to enable or disable nav bar

This is partially ported from SlimRoms
Thanks to @kufikugel

Change-Id: Icac45d5c74f1722c1d044c6651ea686e95beade4

Conflicts:
	res/values/cr_arrays.xml
	res/values/cr_strings.xml
	res/xml/system_ui_settings.xml
	src/com/android/settings/cyanogenmod/SystemUiSettings.java
[2/2]  Settings: Custom clear recents button
[2/2] Settings: Wakelock Blocker