adding some arrows
adding some arrows

git-svn-id: 1539da8adbe6edd6a9574b70a453a2e41fb5c603@4997 b80d95f8-e103-0410-bd55-e03a9dc29394

stevek-ngdata/lilyproject,NGDATA/lilyproject,NGDATA/lilyproject,NGDATA/lilyproject,stevek-ngdata/lilyproject,stevek-ngdata/lilyproject