3 - Commands in music-mode (an input feature) (there you are, Mats)
8 - default extension, search path.
12 - inputfile name in output.
15 - Make dependencies per .o
16 - Split Input_* parsing steps to enable marking
24 - | checks for bar in a voice (Barcheck_req)
26 - naming (Hungarian notation, svec vs. Array)
27 - cleanup PScore, Score
28 - removed Staff_commands, plugging commands into Staff_column directly
31 - huge memleak fixed; unearthed lots of bugs
38 - Move breaking stuff into a separate class Break_algorithm
39 - dependencies for Staff_elem's
42 - updated doco to .pod
43 - include files from .ly
45 - Rational for time measurement
46 - directionalspanner/textspanner
49 - grouping code: LilyPond can set advanced multibeams.
55 - robust Staff_commands
58 - robust Input_commands
59 - merged Vertical_/Horizontal music
60 - PARTIALs with duration
61 - modularized lexer: multiple runs
64 - notenames configurable
76 - Horizontal/Vertical music