Power sound notifications: fix ringtone picker title

Change-Id: Ied0a08ec1607b778324e69a7b40bac056235bebf
Add an option to allow a (subtle) notification vibration during calls.

Change-Id: I7dfbb64334e0e8e7f98d38bf503c053ff1880658
JIRA:CYAN-1550

Conflicts:
	res/values/cr_strings.xml
	res/xml/sound_settings.xml
	src/com/android/settings/SoundSettings.java