#include "paper-score.hh"
#include "paper-system.hh"
#include "pointer-group-interface.hh"
-#include "spacing-interface.hh"
#include "staff-symbol-referencer.hh"
#include "warn.hh"
#include "lookup.hh"
/* properties */
"all-elements "
"columns "
+ "labels "
"pure-Y-extent "
"spaceable-staves "
"skyline-distance "