Return all languages used in app

language.m

// Return all languages set in app
// The first language is NULL (?)
-(NSMutableArray*)getLanguages {

    NSArray *languageArr = [[NSBundle mainBundle] localizations];
    for ( int i=1; i<[languageArr count]; i++) {
        NSLocale *locale = [[NSLocale alloc] initWithLocaleIdentifier:@"en"];
        NSString *lang = [locale displayNameForKey:NSLocaleIdentifier value:[languageArr objectAtIndex:i]];
        [self.languageArray addObject:lang];
        
    }

    return self.languageArray;
}