0.001 2026-10-14
    - First version

0.002 2026-10-14
    - Added encoding of '#' as the pound character

0.003 2026-10-14
    - Fix: '#' comments only recognized at the start of a line, so that '#'
      can also be the pound character

0.004 2026-10-15
    - Fix: don't tokenize keywords and numbers inside REM comments