page ref and labels fix: add `labels' to System interface.

diff --git a/lily/system.cc b/lily/system.cc
index ef0e0679ab54e34a66245bf00ecb74bd48d69179..eb6d05a8810f1b8662a8739615aac685a23e62d5 100644 (file)
--- a/lily/system.cc
+++ b/lily/system.cc
@@ -519,6 +519,7 @@ ADD_INTERFACE (System,
               /* properties */
               "all-elements "
               "columns "
+              "labels "
               "pure-Y-extent "
               "spaceable-staves "
               "skyline-distance "