patch::: 1.0.12.hwn1

patch::: 1.0.12.hwn1

pl 12.hwn1
	- \remove "Engraver_type";
	- \output "bla" -> output = "bla" (mudela 0.1.6)
	- \property defaultclef -> \property defaultClef
	- naming of access_{Engraver,Performer,Translator_group} ()
	- changed syntax for \translator in \paper{} (mudela 0.1.6)
	- declared contexts:

		StaffContext = \translator { .. }
		\translator { \StaffContext }

	- elt_b -> elem_b
	- bf: add Separating_line_group_engraver to RhythmicStaff.

pl 12.am1
	- large doc patch, ChoireStaff -> ChoirStaff

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pl 12