message: Fix for CSV files without newline at end of file and add testcase
diff: @@ -387,6 +387,14 @@ carriage_return:
  }
  goto value_start;
  final:
  + if (finished_chunk) {
  + return;
  + }
  + if (column > 0) {
  + // remaining values to be added to the chunk
  + AddValue(buffer.get() + start, position - start, column, escape_positions);
  + finished_chunk = AddRow(insert_chunk, column);
  + }
  // final stage, only reached after parsing the file is finished
  // flush the parsed chunk and finalize parsing
  Flush(insert_chunk);
  