- Improved look & feel of the Grafana dashboard and the default filtering values.

OpenConfig Driver:
- updated delete operation for interfaces to just remove its description

NBI IETF L2VPN:
- Added missing configuration attributes (BGP AS, BGP Route Target)

- Corrected Grafana port
- Populated/Removed text placeholders
- Corrected labels in "Service" page

- extended default monitoring duration from 10 minutes to 1 day

- Added run-test-locally specific for device component.

L3NMEmulated/L3NMOpenConfig Service Handlers:
- Added routing policy configuration rules
- Corrected unitary tests incorporating missing configuration attributes.

- Added Routing Policies as special resource for interrogation during initialization
- Added flags in unitary tests to control which tests to be executed in OpenConfig.
- Added run-test-locally specific for device component.

OpenConfig Driver:
- Implemented routing policy templates, parsing and configuration.
- Implemented retry decorator for NetConf client.

- increased sampling interval and sampling duration

- aligned configuration of services to requirements for OpenConfig devices

- updated grafana dashboard configuration

- updated OpenConfig templetes
- improved monitoring to report delta values per time period instead of absolute values
- improved unitary tests to select which OpenConfig operation should be tested

Implementing refinements in the webui: dividing forms for selecting the context and uploading json files in the home page; listing and detailing existing services.

- Each device type has a particular icon
- Icon color represents real/emulated devices
- Nodes support drag/drop
- Nodes are auto-placed in the topology
- Nodes have a tooltip showing their name/id

- Added upload of descriptors file
- Added scripts to generate descriptor files
- Arranged minor script details
- Minor bug fixing

Merge branch 'feat/device-openconfig' of https://gitlab.com/teraflow-h2020/controller into feat/webui

Device OpenConfig Driver:
- add missing template
- implement filter to avoid sending empty edit-config requests

Service L3NM-Emulated ServiceHandler:
- implement missing rule to configure routing tables in packet devices

Service L3NM-OpenConfig ServiceHandler:
- implement missing rule to configure routing tables in packet devices

Monitoring:
Reduced default sampling rate to adapt to Infinera devices

Clarifications and corrections applied to release v1

See merge request teraflow-h2020/controller!96

Post-release arrangements:

See merge request teraflow-h2020/controller!95

Release v1.0.0

See merge request teraflow-h2020/controller!94

Cleanup and addition of license headers to files

See merge request teraflow-h2020/controller!93

Resolved some Device OpenConfigDriver issues

See merge request teraflow-h2020/controller!92