Tagging 1.10.4

1. ce2a03d Updating Copyright line to Open Networking Foundation by Brian O'Connor · 7 years ago
2. 2ab5834 Bumping buck version to use yang-tools 2.1 and new onos buck plugin by Ray Milkey · 7 years ago
3. c1732fd Refactoring OpenROADM app to distribute the model as a separate app by Thomas Vachuska · 7 years ago
4. f20c7fb Initial check-in Open ROADM app v1.2.1 (ONOS-5354). by Marc De Leenheer · 7 years ago