message: Mod info keyspace && info log format
diff: @@ -841,11 +841,11 @@ void InfoCmd::InfoKeyspace(std::string& info) {
  tmp_stream << "# Duration: " << std::to_string(duration) + "s" << "\r\n";
  }
  - tmp_stream << table_name << "_Strings: keys=" << key_infos[0].keys << ", expires=" << key_infos[0].expires << ", invaild_keys=" << key_infos[0].invaild_keys << "\r\n";
  - tmp_stream << table_name << "_Hashes: keys=" << key_infos[1].keys << ", expires=" << key_infos[1].expires << ", invaild_keys=" << key_infos[1].invaild_keys << "\r\n";
  - tmp_stream << table_name << "_Lists: keys=" << key_infos[2].keys << ", expires=" << key_infos[2].expires << ", invaild_keys=" << key_infos[2].invaild_keys << "\r\n";
  - tmp_stream << table_name << "_Zsets: keys=" << key_infos[3].keys << ", expires=" << key_infos[3].expires << ", invaild_keys=" << key_infos[3].invaild_keys << "\r\n";
  - tmp_stream << table_name << "_Sets: keys=" << key_infos[4].keys << ", expires=" << key_infos[4].expires << ", invaild_keys=" << key_infos[4].invaild_keys << "\r\n\r\n";
  + tmp_stream << table_name << " Strings_keys=" << key_infos[0].keys << ", expires=" << key_infos[0].expires << ", invaild_keys=" << key_infos[0].invaild_keys << "\r\n";
  + tmp_stream << table_name << " Hashes_keys=" << key_infos[1].keys << ", expires=" << key_infos[1].expires << ", invaild_keys=" << key_infos[1].invaild_keys << "\r\n";
  + tmp_stream << table_name << " Lists_keys=" << key_infos[2].keys << ", expires=" << key_infos[2].expires << ", invaild_keys=" << key_infos[2].invaild_keys << "\r\n";
  + tmp_stream << table_name << " Zsets_keys=" << key_infos[3].keys << ", expires=" << key_infos[3].expires << ", invaild_keys=" << key_infos[3].invaild_keys << "\r\n";
  + tmp_stream << table_name << " Sets_keys=" << key_infos[4].keys << ", expires=" << key_infos[4].expires << ", invaild_keys=" << key_infos[4].invaild_keys << "\r\n\r\n";
  }
  }
  info.append(tmp_stream.str());
  @@ -875,7 +875,7 @@ void InfoCmd::InfoLog(std::string& info) {
  slash::RWLock partition_rwl(&table_item.second->partitions_rw_, false);
  for (const auto& patition_item : table_item.second->partitions_) {
  patition_item.second->logger()->GetProducerStatus(&filenum, &offset);
  - tmp_stream << patition_item.second->GetPartitionName() << ":binlog_offset=" << filenum << " " << offset;
  + tmp_stream << patition_item.second->GetPartitionName() << " binlog_offset=" << filenum << " " << offset;
  bool success = true;
  uint32_t purge_max = filenum;
  