This file documents changes in version 0.0

august 1

VERSION 0.1.0
	
	- bf: output tempo to track 0 too
	- bf: don't forget to copy id_str_, so moved  into Music

pl 78.jcn2
	- INFTY doze fixes

pl 78.jcn1
	- fix for multi-staff midi: wohltemperirt.ly, standchen.ly
	- doze fixes
	- bf: conflily, configure (text)
*****
july 31
pl 78
	- bf: Midi_instrument 
	- added  enable/disable defaults to help.
	- incredibly ugly NAME_MEMBERS(); bug. Immediately changed to 
DECLARE_MY_RUNTIME_TYPEINFO;
	- \stem -1 -> \stem \down in input	
	- bf: slurchar index
	- configure warnings 
	- preliminary stuff for multiarch building
	- #!/usr/bin/perl fixes (AO)
	- some Makefile cleanups: now faster.

pl 77.jcn2
	- Midi_instrument

******
july 29
pl 77	
	- some fixes for internal compiler errors 
derive from Pointer_list with default dtor gives error with -O2
	- .ini -> .ly
	- lyrics fix 
	- Performer beautification: got rid of set_track(), midi_output()
	- pseudo RTTI for midi-items
	- bf: Performer*::print() 
	- links.pod
	- Voice_element -> Request_chord
	- fixed flex problems: stdin input works again 
	- Documentation/Rules.make, make-website via make
	- spacing: now add basicspace

*******
july 28
pl 76
	- mudela version bumped to 0.1
	- mudela-book
	- doco updates, now some stuff in LaTeX
	- junked book.{ly,tex} example
	- progress indicator
	- rhythm.ly updated
	- removed mf sources from distribution due to (c) stuff
	- allowal of breaks handled cleanly
	- junked Subtle_reqs, junked Request_iterator. Request
	iteration now by Voice_element_iterator
	- Piano_bar, Piano_bar_engraver, Span_score_bar_engraver, 
	Span_score_bar
	- Swallow_performer
	- removed  Staff_engravers, grouping into Line_group_engraver
	- Head_column as base for Rest_column,Note_column
	- Score_column derived from PCol
	- regurgled Line spacing: interface and implementation
	separate. Idealspacing moved into Spring_spacer
	- Gourlay style linespacing

pl 75.jcn6
	- {lyric,meter,key}-performer
	- span-brace-* (Removed again. Such is life)
	- doze compile
	- midi output, notes only
	- working midi output -- hacked
	- doze compile, mingw32 configure (still triggers gcc int. comp err)

pl 74pre.jcn2
	- mi2mu fixes after scott snyder <snyder@d0sgif.fnal.gov> [sss]
	- mi2mu update for mudela 0.0.61
	- conflily fixes

*******
july 21

pl 75
	- inbook.ly & book.tex example.
	- natural width: linewidth = -1.0\cm

pl 74pre.jcn1
	- oversimplified midi output thru performer hierarchy
	- bf: Spanner::doprint

pl 72pre.jcn1
	- naming fixes; some iter*() explicitations
        - removed acceptor.hh
	- *performer*: second draft of midi (audio/...)

*******
july 9

pl 74pre
	- Input_engraver -> Input_translator
	- bf: span start/stop is now a "used" col.
	- Rest_column/Rest_collisions bugfixes
	- bf: crescendi.
	- Spanner do_print()

******
july 7
pl 73pre
	- some refs doco.
	- move Input_engraver into Paper_def
	- junk Interpreter
	- naming: Request_engraver -> Engraver, 
	- Music_iterator::next() -> process_and_next()
	- junk Voice_engravers
	- Span_bar, Span_bar_engraver
	- Vertical_align_engraver
	
*******
july 2
pl 72pre
	- \paper{} syntax: var = 1.0\pt;, with an Assoc array
	- sketch of MIDI Performer classes.
	- bf: memleak in parser
	- naming: Acceptor -> Translator
	- input: bf collisions.ly, scales.ly
	- bf: [r8 c8]
	- naming: Register -> Engraver
	- force \\ on identifiers
	- doco updates
	- musixtex T73 fonts

pl 70.mb
	- bf: find syntax in Variables.make
*****
july 1
pl 71pre
	- nested \melodic and \lyric constructs
	- init id's, Input_register aliases.
	- bf: notehead x-swap 
	- bf: auto-keys.
	- bf: first clef
	- junked \init_end; construct
	- Preparatory work for MIDI output:
		* Acceptor as baseclass for Register_group_register
		* Global_acceptor as interface of Register to Score
	- bf: empty voice
	- Lyrics: partially working
	- some doco updates (junks, mostly)


******
june 30


pl 70pre
	- bf: text Script
	- bf: Script::dir_i_ checks.
	- bf: script stacking
	- bf: Text_spanner::do_subst.
	- bf: Text_spanner::Text_spanner(Text_spanner&)
	- bf: script priority read from script.ini
	- bf: Script_def::do_equal_b
	- bf: script dims.
	- mudela: ; obligatory for \paper {}.
	- some cosmetic changes involving RTTI macros

*******
june 29
pl 69pre
	- bf: whole rest position, whole/half rest dots.
	- bf: scripts
	- reg termination
	- centered bars
	- bf: init of Tie::dir_i_ 
	- bf: Staff_side depends on staff_sym_
	- bf: Script::do_substitute_dependency() now implemented
	- more print info (also in output)
	- bf: Vertical_align_element
	- stemless beams now allowed (with warning)
	- bf: Rest_column::stem_l_ init
	- merge rests.ly with collisions.ly

pl 67.jcn3
	- rests under beam [c8 r c]

pl 67.jcn2
	- first attempt at rest collisions
	- rests.ly

pl 67.jcn1
	- beam stem length: beams.ly
	- bf: mingw configure
	- re: conflily

******
june 26
pl 68pre
	- doco: other-packages.pod, lots of lilyliterature.pod
	- last duration mode now is default.
	- some OpusTeX stuff.
	- bf Y2K in convert-mudela
	- Grand rewrite of Music/Register stuff:
	  * separation of Y and X-elt-groups
	  * Registers: info up: broadcasts, info down: get_xxx_info()
	  * Registers: try_request works from bottom to top of tree.
	  * Score_elem empty_b_ and transparent_b_ flag
	  * Junk Staff_column, and find the requests while walking the
	  Voices.
	  * Score_register
	  * Staff_group, Score_request_register.
	  * align key/Meters/bar across staffs
	  * junked Staff, Staff_column, Staff_walker, Complex_walker,
	    Request_column Pulk_voice, Pulk_voices, Walker_registers,
	    Voice_element, 
	    Input_score, Input_staff, Input_music and a lot of
	    parserjunk.
	  * mudela: lots of structure changes : now much simpler
	  * generation of pre/postbreak items now in Score_elem with deps.
	
	- bf: make_patch explanation
	- bf: make install TeX stuff
	- mudela: . mandatory for REALs


pl 67
	- damped beamslope after wanske

******
june 3
pl 67
	- sketch of Music classes
	- General_script_def as baseclass for Text_def and Script_def
	- bf: clean lib/out/liblily.a
	- bf: rests shorter than 1/4

pl 66.jcn3
	- bf: make uninstall
	- conflily
	- f: some pedaling
	- plet hack removed :-( [ c c c ]2/3 -> [2/3 c c c ]1/1

pl 66.jcn2
	- bf: bar, Hilfslinie
	- bf: configure for mingw32

pl 66.jcn1
	- WIN32 -> WINDOWS32, more win32->windows32
	- some GNU/Linux changes
	- cygnus b18 / mingw update
	- doze compile; bf: p-score.cc compares
	- reincluded toccata fixes
	- small stuff: vi tags, typos, bibl

******
may 27
pl 66
	- make_website --jpeg, --png and --gif
	- win32 -> windows32
	- bf: Score_elem::TeXstring assert fail
	- bf: headswap with stemdown
	- bf: broken tie
	- bf: broken slur
	- bf: accidental dims
	- bf: measure bar width
	

******
may 26

pl 65
	- bf pathfind /root/file
	- massive Score_elem rewrite:
	  * group_element_i_ count
	  * support for removing an individual Score_elem cleanly.
	  * moved dep stuff into class Directed_graph_node
	  * Score_elems can be copied and deleted freely.
	  * junk PStaff
	  * Spanner_elem_group
	  * Line_of_{score,staff} now are Score_elems
	  * clean dep handling upon deletion
	  * delete unbroken spanners
	  * added a break_processing round.
	  * Super_elem
	- junk Complex_staff, 
	- clean {lily}?proto.hh
	- Element_group
	- Score_elem now as virtual base class everywhere
	- naming: Staff_elem -> Score_elem
	- bf: make in toplevel dir
	- bf: broken tie y-pos
	- bf: sharing 4th, 8th and 16th noteheads 
	- bf: overlapping chords. <\multivoice c d >

pl 64.wl
	- new stem direction code
	- bfs: wohltemperirt.ly (thanks, Werner)
	- bf: stem direction

pl 63.jcn2
	- doze compile

pl 63.jcn1
	- bf: mi2mu mudela commands
	- bf: mi2mu tracks
	- mi2mu quantify tuning
	- mi2mu TODO

*********
may 16
pl 64
	- exe's now built in out/
	- toplevel Makefile dep from make/Toplevel.make.in
	- make_website: add version footer
	- make_website: bf dist *.txt
	- bf: fix loose bars : 	\meter 4/4; c1.  
	- Staff_elem -> Score_elem
	- bf <cis cis>
	- vbrace lookup
	- resync barcheck

*******

may 15
pl 63
	- bf: segfault during MIDI output  with mi2mu output.
	- kludge: parse error beyond eof
	- don't read ini if toplevel file not found
	- accumulate \kern in TeX output.
	- bf: try to prevent long lines; TeX breaks on them.
	- naming: Pointer->Link, IPointer->Pointer
	- bf: \plet didn't work (MB)
	- GMP manifesto.

pl 61.jcn4
	- mi2mu -p -s16 fugua2.midi getting better!
	  plus factor 2 mi2mu speedup (fugue2.midi 5.50user)
	- bf: Duration_convert quantify threshold down
	- bf: (on quantify): tcols quantified; no silly voices

pl 61.jcn3
	- lily parsing speedup: backup rules for lexer.l
	- bf: mi2mu, using midi_voice list...

pl 61.jcn2
	- all in all mi2mu speedup of about factor 8 since pl61
	 (fugue.midi 82.72user to 10.30user on a 586.133)
	 what about lily?
	- binary search on track-columns
	- mi2mu IP*list to Array (implications?!) conversion
	- mi2mu parsing speedup: backup rules for midi-lexer.l
	- bf: zero denominator

**********
may 14 
pl 62
	- make clean bf: remove lex & yacc files too 
	- added kludge in case measure too long 
	- added kludge in case of unconnected columns.
	- kludged columns get error marker
	- kludged lines get error marker


pl 61.jcn1
	- smarter + faster duration-convert using Array
	- bf: mi2mu compilation/duration-conversions
	- lots faster mi2mu, hopefully does type 1 too...
pl 60.jcn1
	- mi2mu handles non-quantified rests, try mi2mu -b wtk-i/fugue2.midi


	
**********
pl 61
	- scales.ly bugfix: dimensions default to ((0,0), (0,0))
	- naming: PointerList->Pointer_list
	- tied notes don't get accidental
	- bf: crescendo size
	- fixes: make_patch,
	- bf: _"text" direction
	- mailing list into lilypond.pod

pl 60.mb
	- set_flower_debug: Warning if -d is used when NPRINT is defined.
	- Fixed several TeX details. vcenter renamed since it interfered
	  with LaTeX. Position of accents changed.
	- New example; scripts.ly
	- table_sixteen: added scriptdefinition (Lilypond breaks if a
	  script is defined without dimensions).
	- bf: ifndef typos in p-score.cc, choleski.cc
	- bf: Slur::do_post_processing(), whole notes caused SIGSEGV.

(ascension break :-)
*******
pl 57.jcn4
	- mi2mu handles rests (quantified only)
	- fixed configure buglet
        - "!date" Fri May  2 02:18:12 MET DST 1997

pl 60
	- Request_register::get_feature(), tie direction, Slur direction
	- lilypond output is now directly texable. 
	- make_website checks return status

*******
may 5
pl 59
	- Slur now into voicegroups, and take stems into account.
	- bf: rest size in table.
	- split Slur in baseclass Bow
	- Tie, Tie_req, Tie_register

******
may 2
pl 58.jcn1
	- bf: toccata-fuga-E.ly

pl 57.jcn4
 	- mi2mu handles rests (quantified only)
 	- fixed configure buglet
        - "!date" Fri May  2 02:18:12 MET DST 1997
 
pl 58
	- lexer cleanup
	- national chars in lyrics
	- \stem 2; bf
	- long comments: %{ %} 
	- *.ini mode bf
	- bf: partial may be everywhere
	- bf: meterchange not at start of measure
	- some doc updates
	- bf: stem too long if stem is down.

pl 57.jcn3
	- dank je schat, voor wtk-i
	- mi2mu tries to handle rests
        - "!date" Thu May  1 02:34:04 MET DST 1997
	- maak je het niet te laat schat?
	  XXXX HWN

pl 57.jcn2
	- small toccata-fuga-E.ly fixes
	- \bar "||"; is now doublebar, "|." is finishbar
	- collision hshift fix, with on-line assistance
******
pl 57
	- lots of TODO doco
	- text alignment bugfix
	- bugfix Voice_group_regs::get_register_p() now is actually called too
	- bugfix init  of Text_item::pos_i_

pl 56.jcn1
 	- toccata-fuga-in-E.ly, excerpts with real-life collisions
 	- \{l,r}{b,f}{toe,heel} --- using cmsy fonts...
 	- pedal.ly 

pl 55.jcn1
	- mi2mu man page
	- make doc fixlet
	- \[lr]heel \[lr]toe scripts (happy pedal studies, pa)
	- lyric with width
	- removal of some example files

pl 56.mb:
	- last duration fix
	- makefile fixes
	- space rest
	- swedish note name update

******
pl 56
	- Massive Rest/Stem/Collision/Note_column rewrite: resolve
notehead/rest ambiguities and bugs. eg, [c8 r8 c8] 

pl 54.jcn1
	- standchen.ly: repeats; lyricii to end
	- convert-mudela: help + usage
	- fixed midi key/meter-change (triggered by martien.ly) bug

******
April 23
pl 55
	- staff-side robustification
	- script-on-rest bug
	- doc update
	- transpose syntax
******
pl 54
	- bugfix Colhpos.cc::OK assert fail.
	- Inclusion of MusixTeX MF files, 
	- detection of MF dir
pl 53.hwn
	- stacked lyrics 
	- configure/make buglets.
******
pl 53
	- spurious accidental bug.
	- simultaneity check.
	- added AUTHORS.pod
	- convert-mudela auto from guess
	- include -> \include
	- change order of opening parse/init file 
	- Pulk_voice, Pulk_voices
	- Request_column
	- revised request-from-voice extraction. Now much faster

******
april 17
pl 52
	- Buildroot RPM
	- tex-prefix and tex-dir sep'd (here you are jan)
 	- convert-mudela framework
	- Collision_register, Collision
	- \hshift 1; input
	- Features changed
pl 50.jcn1
	- LILYINCLUDE dir searched before DIR_DATADIR(?)
	- lily reads from stdin again (but does not now when to stop)
******
pl 51
	- transposition bugfix + doco
	- LilyPond -> GNU LilyPond
	- bugfixes for Staff_side and Note_column*
	- wohltemperirt: complete

******
april 11

pl 50
	- merge rest / notehead.
	- Staff_side as a base class for most "staff-side" symbols.
	- version check
	- Note_column_register, Note_column
	- multiple scripts

********
april 8
pl 49.jcn1
Bugfix
	- configure[.in], make/Configure_variables.make.in c++ (=doze fix)
	- "configure; make" ok for doze, win32 target may be removed now
	- win32/gcc 2.7.2 compile fixes -- why does this all compile 
	    (without warnings, why can-t i even trigger warnings) under 
	    linux/gcc-2.7.2.1?  it's quite a tedious job fixing this 
	    shit _on doze_ all the time.
	    * fixed #includes global-regs.cc, staff-info.cc, staff.cc
	    * key.hh:Key() -> Octave_key()
	    * added missing lily/include/input.hh: Input( Input const& )
	
pl 49
	- lsm template
	- clef in cadenza mode.
	- notename clear
	- \command bla; for \meter, \clef, \octave etc.
*******
pl 48
	- notenames init
	- Duration order -> grouping
	- broken key s
	- default octave

******
april 3
pl 47
	- dynamic flowerlib
	- Input mods: now use Source_file iso Sources
	- makefile lib deps restructured
	- make_website now produces in out/

pl 46
	- examples.pod
	- LILYINCLUDE env var.
	- push/popgroup
	- website updated
	- Swallow_register
	- Lyric_register.
	- Staff_sym_register
	- user settable register config
	- struct Input now used iso defined_ch_C_
	- Walker_registers and Staff_registers separated
	- dynamic-reg -> hairpins

pl 44.jcn2
	- doze configure/compile fixes
	- doze make refixed
	- faq
	- install mudela manpage too
	- RedHat spec lilypond.spec fixed
	- target: rpm (make RedHat packages)

******
Mar 26
pl 45
	- Removing unused Voice_regs & Voice_groups
	- -O2 bugfix

pl 44.jcn1
	- merged 42.3 42.jcn4 code trees (see stuff below)
	- moving towards Mudela 0.1 (again)
	    * keyword "music" dropped for horizontal music
	    * keywords "\lyric" "\melodic" introduced, e.g.:
		melody = \melodic { c c | g g }
	    * removed level of indirection:
	        - staff initialisable with music identifier list: 
	            \staff{ global melody }
	        - \score and staffs alike
	- gnu standard(?) help texts
	- configure "creates" toplevel Makefile from make/Toplevel.make

Bugfix
	- fixed mi2mu
	- write meter to track0 too...
	- default octave
	- new Sources in My_midi_lexer: sourcefile_p_ = get_file_l(): oeps.
	  (ain-t hungarian grand?)

Examples
	- updated for mudela 0.1

******
pl 44
	- naming: _c_l -> _C
	- pure parser, My_lily_parser
	- ''a iso ``a
	- Includable_lexer
	- junk Input_file
	- Duration in parser, Duration restructuring
	- grandiose lexer hax. Flex should be fixed, really.
	Lexer much faster now.
	- opps. mi2mu broken

******
pl 43
	- transposition.
	- $variable&@name 
	- warnings if incorrect mode
	- missing scsii measure
	- declaration used check.
	-

pl 42.jcn4
	- lily writes midi meter/key changes from requests
	- mi2mu: 
	  + write mudela 0.1
	  + write bar change requests
	  + more tunable quantisation

Examples
	- half-new-menuetto.ly converted to mudela -almost- 0.1
	- new mi2mu of bach's wtk pre1/fugue1

pl 42.3 (jcn version)
        - oeps, branched source tree

pl 42.hwn3
	- const naming change (T const <-> const T)
	- Mudela 0.1 (roughly the same as below..)

pl 42.3
	- moving towards Mudela 0.1:
	    * all keywords must be preceded by backslash '\'
	    * explicit lexer switches '$' and '@' dropped
	    * keyword "music" dropped for horizontal music
	    * keywords "\lyric" " introduced, e.g.:
		melody = \melodic { c c | g g }
	    * staff initialisable with music identifier: 
	    	\staff{ melody }
	    * chords: < c e >
	    * octavate ''c`` 
	    * \meter{ 2/4 }
	    * \octave{ ''`` }
	 - configure sets CXX (to c++, commonly)
Internal
	- renamed lexer.hh, mylexer.cc My_flex_lexer to my.lily.lexer.*

pl 42.2
	- new lilyinput (Mudela 0.1) doc.
Examples
	- new-twinkle.ly (in Mudela 0.1, hopefully)

pl 42.1
	- further Makefile revamping.
	- moved flowerlib

*******
pl 42


pl 41.hwn3
	- struct Lexer_prefs
	- parser bug
	- make uninstall

pl 41.hwn2
	- make file rehack
	- spec update
	- make install
	- detect TeX directory

pl 41.hwn1
 	- cygnus configure,
 	- updated versioning 
 	- install.pod
  
pl 41.jn1
Bugfix
	- doze compile
*******
pl 41
	- release

pl 40.3
	- all of the above
	- hw's configure.in
	- p-name.xx fixes

pl 40.hwn1
	- hairpin dynamics
	- notename now as identifier. Parser/lexer cleanup

pl 40.2
	- mi2mu --blonde-durations, --no-silly options.
	- mi2mu starts to look promising, see examples
Examples
	- pre1.midi.ly, fugue.midi.ly
Internal
	- Duration handles blonde midi-durations
	- More settings for Duration_convert
	- lily writes meter too (ugh, howto?)
Bugfix
	- mi2mu auto track number fix
	- mi2mu / lily Midi_tempo fixed/added

pl 40.1
Bugfix
	- lily midi output track 0 name
	- mi2mu tempo fixed
	- make out/make and out/make/Site.make in configure script!
	- mi2mu double newline fix


******
Mar 11
pl 40
	- release

pl 39-5
	- own versioning for mi2mu: 0.0.10
	- some file renaming mi2mu
pl 39-4
	- all of the above

pl 39-hwn2
	- last bar bugfix
Internal
	- simple dynamics
	- experimental RPM spec.
	- doco update.

pl 39-3
	- all of the above
	- m2m renamed to mi2mu
	- better line breaking in mi2mu
	- (somewhat broken) progress indicator for mi2mu 
	- mi2mu output === lily input (in names and durations,
	  always assuming voices > 1 though)

Bugfix
	- midi: note on/off only once per pitch per track 
	  (sending all note-on events introduces cool mi2mu feature)
	- make clean removes deps too
	- mi2mu notename/accidental/octave, and key fixed

Internal
	- auto create of out-dirs, config headers, using tag file .GENERATE

Examples
	- stanchen.ly debugged

pl 39-2
	- configure script help and in topdir again, duh.
	- auto configure upon virgin make
	- configured makefile stuff in make/out/


********
pl 39-1
	- doze target (for 16 bit dos xcompiler: gcc-go32)
Internal
	- make/User.make; C..FLAGS sorted out
Bugfix
	- make clean...

pl 39
	- new make structure, featuring:
	    * top-level/sub-level build
	    * auto custom-library dependencies/build
	    * top-level/sub-level dist
	    * minimal(? can even smaller) specific Makefiles
	    * which makes for simple lib/exe module split (make/Template.make)
	    * integrated flowerlib
	    * all stuff into subbirs (make/Stuff.make)
	    * all headers into <module>/include dirs (make/Include.make)
	    * all output into <module>/out (executables into bin/)
	    * more make features, like make config, make help
	    * small lily lib
	    * lilypond-x.x.x/.version for toplevel lily version
	    * lilypond-x.x.x/<module>/.version for <module> version (eg: flower)
	    * versioning using additional optional MY_PATCH_LEVEL 
		for easy make_patch

	- bin/cptogen

Internal
	- generic m2m header: m2m.hh

Bugfix
	- small fixes, make, dist, configure

pl 38-5
	- all of the below, e.g. new filenames and new makefile 
	  structure patches merged
******
pl 38

Internal
	- great filename renaming operation with - convention.
	- printing methods for paper_def/lookup/symtab(s)
	- untied all registers from complexwalker. Now registers are
intrinsically hierarchical. All walker communication is done via a
"top level" register.

pl 37-3
	- m2m handles voices
	- instrument, track_name, copyright/left stuff for m2m/ly

Internal
	- Midi_voice

pl 37-1
	- text, key, tempo event in midi output/ly input

Internal
	- simple makefile structure, allows for multiple projects

******
pl 37


Documentation
	- language.pod as starting point for mudela devel.

	- Jan's patches:
Features
	- m2m patchy --no-triplet option;
	  lilypond accepts m2m's real midi output (hand-add red tape)
	- m2m output only valid durations, resync option wip
	- m2m produces .ly output
Internal
	- simpler and better naming for Duration*
	- the great String renaming / index to base=0 change
	- Track_column, Lily_stream
	- Duration, Plet, Duration_convert taking load off duration calc.
Bugfix
	- m2m duration calc



******
pl 36
	- Jan's patches:
	- do MIDI rests cleanly.
	- lily/m2m: time and tempo fixed for metric timing
Internal
	- Midi_tempo
	- m2m parses more midi stuff (all of bach-wtc); timing??
	- m2m recognises some commandline options
Examples
	- fixed midi.ly

*******
Feb 25
pl 35
	- Register_group
Bugfix
	- alignment of breakable items.

*******
pl 34
	- better midi syntax.
	- --midi,-M option.
	- preliminary midi2mudela (/mudela2midi) converter: m2m (JCN)
Internal
	- m2m sources: midi-*; (JCN)
	- new Midi_walker, fixes several MIDI bugs.
	- junked Midi_staff, Staff_column children, Midi_walker
	- Midi_output

pl 33-1
	- m2m parses midi
Internal
	- Binary_source_file
	- Source_file::error_str simplified
*******
pl33
Examples
	- Swedish notenames (MB)

pl pre33-2

Bugfix
	- midi pitch
	
Features
	- Jan's patches, see below
Bugfix
	- some midi bugfixes.

pl pre33-1 (JCN)


	- midi output using pitches iso notename
Examples
	- added midi output (some midi output files broken?)
	- all melodic fixed (except for error.ly:-) 
	- midi.ly
Bugfix
	- midiwalker line break
	- empty/nonexistent include at top of ly
	- midi #tracks
	- midi pitch c0
	- midi poor man-s staff dynamics
Internal
	- Midi_column, Midi_staff, Midi_walker

pl pre33 (JCN)
	- Jan's patches, see below

Features
	- simple plet notation (JCN)
	- lyrics centred, but no fully suppored? (JCN)
Internal
	- Midi_stream 
	- Mididef
	- Midi_item, Midi_pitch, Midi_duration
	- Midi_chunk, Midi_header, Midi_track
	- preparations for midi output 
	- no exit upon context error (JCN)
	- converted some "warnings" to errors; no output (JCN)
Bugfix:
	- simple plet bugfix
Examples
	- updated standchen, menuetto (JCN)
	- new plet notation (JCN)
	- plet.ly (parse and spacing tests) (JCN)

*******
pl 32
Features
	- multiple meters, see rhythm.ly
	- skip syntax/Skip_req
	- score_wide_music: commands in staff now override commands in score.
Internal:
	- command carnage
	- Key_register
	- Bar_register
	- Meter_register
	- meters now kept in baseclass Staff_walker
	- Score_walker (to ease MIDI output)
Doc:
	- Hungarian doco added to CodingStyle

pl 32-1
	- music processing speedup
	- website added to doco
	- clef must *inside* music
	- fixed spurious "beam too narrow" messages.
Internal:
	- merge musical / non-musical staff_column
	- musical/ non-musical requests
	- Clef_register
	- split up request.hh, Musical_req vs. Nonmusical_req
*******
pl 31

Examples
	- Coriolan example (JN)
	- standchen updated
Bugfix
	- calcideal assertion bugfix
*******
Feb 12 13:55
pl 30

Features
	- better multivoice spacing
	- move rest in multivoice staff
	- errors in TeX output now warnings
	- progress indicator
	- music processing speedup.
Internal
	- make spanner for staffsym; scrap Line_pstaff
	- scrap simplestaff (Rhythmic_staff temporarily disabled)
	- docxx 3.0 format comments
	- split register source files
	- hardcoded dimensions compile time
	- Lookup::tex_hairpin
Bugfix
	- non G-clef clefs
	- script junking (2x)
	- empty files
	- beam::center (plet position!)
	
pl 29
	- multiplatform Makefile (JN)
	- context errors: bugfixes (JN)
*******
pl 28

Internal
	- idealspacing slightly better for multivoice.
Doc
	- Request_register
Bugfix
	- Script.cc : float exception (MB)
	- Request::Request(Request) copying of definition pointer (JN)
	- cleaned dependencies for broken spanners
	- stupid typo in Staff_elem::post_processing()
	- init of hpos in PCol::PCol
	- Word_wrap::solve() bug 
*******
pl 27
	- preliminary WIN32 support (JN)
Features
	- errors converted to warnings (JN)
	- context errors (JN)
	- As vs. as  notename.
	- WARNING: "melodic" stafftype will create the new Complex_staff!
Examples
	- Lohman's Viola Quartet (JN)
	- JS Bach Solo Cello suite II menuet (JN)


pl pre27

Features	
	- option --init
	- last_duration_mode: default_duration is last duration entered
	(\duration{\last})
	- syntax: grouping 2*4 3*8
	- preliminary multivoice support
Examples
	- JS Bach's WTK example added.

Internal:
	- Text_reg and Script_reg
*******
pl 26
	- Documentation/lelie_logo.png
	- 8-bit chars for input (see ltest.tex) (MB)
	- quotes around string now optional
Bugfixes:
	- unmatched ] (MB)
Internal:
	- print/name methods of Staff_elem
	- added Request_register
	- Voice_group_registers, Voice_registers, *_register
	- Complex_staff
*******
 Jan 27 '97 
pl 25
	- other clefs added, keys typeset properly (MB)

*******
pl 24:
	- Lyrics (JCN)
	- Commands in music-mode (an input feature) (there you are, Mats)

*******
pl 23:
	- TODO file inc'd
	- cadenza mode.
	- default extension, search path.
	- error.pod,faq.pod
	- Markers
	- configure script
	- inputfile name in output.
Internal changes:
	- scrapped VPATH
	- Make dependencies per .o
	- Split Input_* parsing steps to enable marking	
Bugfixes:
	- unconnected columns


*******
pl 22:
	- doco from mpp
	- repeat signs
	- | checks for bar in a voice (Barcheck_req)
Internal changes:
	- naming (Hungarian notation, svec vs. Array)
	- cleanup PScore, Score
	- removed Staff_commands, plugging commands into Staff_column directly
Bugfixes:
	- bug noteheadswap
	- huge memleak fixed; unearthed lots of bugs

*******
pl 21:
	- scripts
	- texts
	- nplets (triplets!)
Internal changes:
	- Move breaking stuff into a separate class Break_algorithm
	- dependencies for Staff_elem's

*******
Dec 23 
pl 20: 
	- updated doco to .pod
	- include files from .ly
Internal changes:
	- Rational for time measurement
	- directionalspanner/textspanner

*******
pl 19:
	- grouping code: LilyPond can set advanced multibeams.
Internal changes:
	- struct Moment

*******

pl 18:
	- robust Staff_commands

*******
pl 17:
	- robust Input_commands
	- merged Vertical_/Horizontal music
	- PARTIALs with duration
	- modularized lexer: multiple runs

*******
pl 16
	- notenames configurable

*******
pl 15
	- grouping code
	- multibeams (simple)

*******
pl 14
	- symtables from .ly
	- Input_command
	- Input_{score/staff}

*******
Dec  2 
pl 13
	- Horizontal/Vertical music
	- Input_commands