Merge remote-tracking branch 'origin/feat/monitoring-service' into feat/opticalcentralizedattackdetector-service

Fixing the component name to align with deploy_in_kubernetes.sh expectation. Also making secrets available.

Including the creation of secrets in the K8s deployment script, and including the correct namespace.

Fix/automation and policy minor fixes

See merge request teraflow-h2020/controller!39

feat(automation): externalize grpc clients configuration

See merge request teraflow-h2020/controller!40

Added GetKpiDescriptor Unit Test

First working version of Device with Emulated and OpenConfig drivers (except device monitoring)

See merge request teraflow-h2020/controller!38

Deactivated some Device monitoring functionality partially implemented to enable a functional commit into develop.