partial: 1.3.74.gp

partial: 1.3.74.gp

======
* Removed \interscoreline after the last line, prevents some
empty pages. (patch by Mats Bengtsson)

* Smobified Music, junked associated identifiers. Use Scheme list to
store Music_sequence.  Removed const declarations from
Music_iterators.  Added a mutable and immutable property list to
Music.  Use music property for all Scheme values in Music.  Created
and fixed a load of Garbage Collection bugs.

* Changed number font to allow automatic .mf creation.

* Output place of definition as \special{src:LOCATION}. See FAQ for
explanation how to use.

* Schemified Local_key_item and fixed minor bug with accidentals.

* new Japanese .po file.

* Bugfix for broken tie direction

* Bugfix for bar at beginning of line break

1.3