* scm/define-translator-properties.scm

* scm/define-translator-properties.scm
(all-user-translation-properties): add printOctaveNames

* ly/engraver-init.ly: remove Note_event_swallower.

* lily/note-name-engraver.cc (process_music): new property
printOctaveNames

* lily/context.cc (find_existing_context): remove support for
Current.

* scm/music-functions.scm (set-accidental-style): new function;
duplicate accidental macros.

* ly/property-init.ly (hideStaffSwitch): remove accidental macros.

* lily/note-name-engraver.cc (process_music):
process_acknowledged_grobs () -> process_music ()