Port "Option to control cursor in text fields using volume keys (2/2)"

Change-Id: I8dad625fd0fa7c56111814ef6b950bd04f2460ae

Conflicts:

	res/values/arrays.xml
	res/values/strings.xml
	res/xml/language_settings.xml
	src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java

Signed-off-by: travp624 <travp624@gmail.com>