parsing RFC3339 date

gistfile1.m

- (NSDate *)parseDate:(NSString *)object {
    if ([object isKindOfClass:[NSString class]]) {
        
        // See workaround for parsing RFC3339 dates:
        // http://stackoverflow.com/questions/4330137/parsing-rfc3339-dates-with-nsdateformatter-in-ios-4-x-and-macos-x-10-6-impossib
        NSError *error = nil;
        NSDate *date = nil;
        [[self dateFormatter] getObjectValue:&date forString:object range:nil error:&error];
        return date;
    }
    return nil;
}