//将得到的json数据写入articleJson.js中去

   NSString *jsonStr = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];

        NSMutableDictionary *dic = [NSMutableDictionary dictionaryWithDictionary:[NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers  error:nil]];

        if([NewsListConfig sharedListConfig].isHideSource){

            [dic setObject:[[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleDisplayName"] forKey:@"source"];

            data =  [NSJSONSerialization dataWithJSONObject:dic options:NSJSONWritingPrettyPrinted error:nil];

            jsonStr = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];

        }