Returns a localized string, using the main bundle if one is not specified.
func KOLocalizedString(_ key: String, comment: String) -> StringReturns a localized string
func KOLocalizedString(_ key: String) -> StringCurrent language key
func KOCurrentLanguageKey()->StringSet Language
func KOSetLanguage(_ key:String)Get localized image with name and type file. if not found file return empty UIImage
func KOLocalizedImage(forResource:String, ofType:String)->UIImageGet localized image with name. If change language return new image after reload application. if not found file return empty UIImage
func KOLocalizedImage(named:String)->UIImageGet path file. Return optional String
func KOLocalizedFilePath(forResource:String, ofType:String)->String?Get language keys array. Not returning "Base" language
func KOGetLanguageArray()->Array<String>{