6 * Many speedups, many slowdowns.
10 * Figured bass support.
12 * Completely rewritten beam formatting: provides much better output
15 * Improved grace notes.
17 * Improved accidental handling and formatting.
19 * Better spacing: both globally and locally. It includes subtle
20 details like optical stem spacing.
22 * More ancient notation support: mensural ligatures, porrectuses,
23 ambituses, more shapes.
25 * Piano notation: bracket pedals, directed arpeggios, arpeggio
28 * Some music entry optimizations.
30 * Font completely revised and improved.
32 * Completely rewritten midi input support.
34 * Manual thoroughly revised manual.