Robuta

https://issues.lumiera.org/ticket/1039 #1039 (draft timeline display building) – Lumiera Issues Trac draft timeline display building lumiera https://issues.lumiera.org/changeset/817251253833d1b428141a5efd81e69778b82ba0/Lumiera Changeset 8172512 – Lumiera Issues Trac changeset lumiera issues trac https://issues.lumiera.org/ticket/1228 #1228 (Implement Vertical Slice: play a clip) – Lumiera Issues Trac vertical slice implement play clip lumiera https://issues.lumiera.org/ticket/1086 #1086 (unify Depend singleton and instance management) – Lumiera Issues Trac unify depend singleton instance management