release: 1.3.50

release: 1.3.50

===========

* Junked Shift_tuple from collision; Now it uses SCM.

* Bugfix of documentation and test-file of tuplet.

* Bugfix type string of repeated music is copied. This fixes declared
tremolos.

* Junked various cruft from lily.scm

* Use interfaces symbols instead of C++ class-name for assigning generic
element properties.

* Junked Dictionary from Piano_pedal_engraver and
Piano_pedal_performer.

* Introduced boolean element property no-spacing-rods: ignore this
item for hard constraints.

* Bugfix: added sanitised TeX fragment in faq.texi

* Bugfix: merge equal Bar_reqs

1.3.48.