Chordpro export

private_includes/base/verses_with_chords.ily

@@ -379,6 +379,8 @@ Chord_lyrics_spacing_engraver =
               \override SpacingSpanner.spacing-increment = 0
               % \override SpacingSpanner.packed-spacing = ##t
               \consists \Chord_lyrics_spacing_engraver
+              % ChordPro engraver in Score context to collect all data
+              \consists \ChordPro_score_collector
               \remove Bar_number_engraver
               \remove Mark_engraver
               \remove Jump_engraver