- improved object-factry slice-related methods

- updated histogram definition in Grafana dashboards
- updated prometheus queries

- improved README file
- enabled configuration of histogram buckets
- updated emulated and openconfig device driver
- updated L2NM, L3NM and TAPI service handlers

- updated default decorator histogram buckets
- updated grafana dashboard pannel backups
- updated testing deploy script

- Increased default gRPC workers from 10 to 200
- added object factory methods for L2NM services

- moved manifests for service monitors

- updated grafana dashboard backups and prometheus queries

- unified RPC method wrapper with performance evaluation
- migrated components to new method wrapping API
- added new grafana dashboard backups

- pre-merge cleanup

- updated deploy specs script
- added missing commands in README.md
- renamed test launcher
- added support for labels

- fixed show_logs_monitoring script
- Context Queries: added get_service, get_slice, get_topology methods
- Context Queries: corrected bug with get inter topology
- Moved old Build/Load Descriptor scripts to common
- Fixed retrieval of objects loaded from descriptors
- Deactivated close of clients in descriptor loader
- Moved MockOSM library to common tests/tools folder

Compute component:
- updated to use new context query methods
- updated to use new MockOSM location

OFC'22 tests:
- updated MockOSM paths
- updated fixtures
- added loggers
- corrected WIM service definitions
- improved verification of KPIs created and values returned
- optimized removal of entities
- optimized service discovery in delete test
- added on-line logging to tests

Lacks events.

Signed-off-by: mansoca <carlos.manso@cttc.es>

- updated generic descriptor loader tool
- updated scenario loader for automated tests

- new generic descriptor loader tool
- new scenario loader for automated tests

- updated README.md file with useful references

- defined README.md file with commands
- created example dashboard
- defined deploy specs
- defined service monitors for context, device, service, slice components

- Initial version (not functional)

- corrected SetContext
- corrected SetSlice/RemoveSlice
- implemented GetSliceEvents
- corrected RemoveService

- corrected device type name typo
- added missing devicetype-to-layer rules

- Added method to update grpc custom constraints with scalar values
- Improved InterDomain context_queries

- implemented generic Context queries
- added Slice to object_factory

- First functional version of TopologyAbstractor
- Updated default context/topology UUIDs

- removed unneeded constant for AGGREGATED topology name
- removed unused tools
- code reorganizations and factorizations
- implemented own-domain-finder class
- implemented first partial version of topology abstractor
- implemented abstract device class

- updated manifest file with gateway container port
- corrected behaviour of GetFromDlt method in MockDltGateway
- minor formatting in MockDltGateway
- implemented first version of DltConnector's Event Dispatcher (to be tested)
- moved own-domain-uuid finder to separate class in DltConnector
- implemented method to identify empty/not-found records

- Extended DltGatewayClient to support configuration through env vars
- Added DltEventsCollector to DltConnector
- Implemented RecordDevice in DltConnectorServicer

- Improved error logging

MockBlockchain:
- Implemented mock-blockchain module to facilitate testing and debugging of DLT connector & workflows
- Added manifests, Dockerfile, etc.

DLT Connector:
- corrected requirements.in
- updated Dockerfile
- WIP: implementation of test_unitary.py

DLT Gateway:
- Improved/extended Dockerfile
- Moved Dockerfile to correct folder
- Corrected import path for proto files

- added device type "NETWORK" to represent an abstracted network

WebUI:
- added icons for optical roadm and optical transponder

Common:
- added missing device types

Device:
- added missing emulated device driver mappings

Common:
- added device type for emulated pakcet switches

PathComp:
- added layer mapping for emulated pakcet switches

- Implemented generic MutexQueues class
- Implemented sequentialization of operations in Device component to prevent data corruption and race conditions

Common:
- added slice to EventTools

OFC'22 tests:
- corrected OFC'22 delete service test to identify appropriate service to be deleted
- removed usage of events for testing

Compute:
- remove diversity constraint when not populated

Device:
- removed unused field in database and code polishing

Service:
- migrated L3NMEmulatedServiceHandler to the new API
- polishing of code

ECOC'22 test:
- added CTTC OLS and Automation component deployment to script

Common:
- corrected DeviceType name for transponder

Compute:
- added bearer definitions for ECOC'22 demo
- removed hard errors and replaced by warning log messages
- forced to use VPLS, i.e., always slices
- added definition of L2-VPN service settings

Device component:
- forced to use emulated devices for openconfig devices (just for demo purposes, for the sake of reducing demo time)
- added commit_per_delete setting in OpenConfigDriver
- improved detection of PORT components for ADVA devices

PathComp-Frontend component:
- added default settings for TAPI connections
- corrected reply composition; subservices were added wrongly
- added log lines for debug purposes

Service component:
- corrected ConfigRules for L2NM Emulated Service Handler
- adapted TAPI Service Handler to new framework
- added log lines in TaskScheduler compose_from_service (debugging)
- TaskScheduler compose_from_service does not retrieve all resources (debugging)
- removed ConnectionExpander from Tasks ConfigureConnection and DeconfigureConnection

WebUI component:
- minor improvements

- improved objects_factory : Service-related methods