Resolve "(CTTC) Extend gNMI-OpenConfig SBI driver"

See merge request !172

- Updated log levels

- Recovered log levels

- Reorganized scripts
- Adapted test to check connectivity between devices with ping

- GET service now returns a dictionary with the service UUID

- Extended IP address setting recognition

- Fixed parsing of optional site routing protocols

- Fixed parsing of optional site routing protocols

- Fix parse interfaces handler