Remove 'More device settings' menu

Change-Id: I86cd84f6f6c408b26c04d92529e9a031c4fed1f7

Conflicts:
	res/xml/display_settings.xml
	res/xml/sound_settings.xml
	src/com/android/settings/DisplaySettings.java
	src/com/android/settings/Settings.java
	src/com/android/settings/SoundSettings.java
	src/com/android/settings/cyanogenmod/MoreDeviceSettings.java