- updated requirements

- updated requirements

- reduced dependencies since it breaks pipeline

- updated pipeline to meet requirements and dependencies

- removed log messages for testing purposes

- added copy of connection config rules when creating device
- added log messages for testing purposes

- extended AddDevice to create a device placeholder and get the correct device UUID

- aggregated error messages in separate file
- corrected update of operational status
- corrected update of resulting device configuration from device instead of composing from rules (for simplicity)
- corrected retrieval of device_uuid in MonitorDeviceKpi
- factorized code to compose gRPC device_config rules from raw config rules
- code cleanup
- added missing logs in unitary test for emulated device driver

- corrected populate_endpoints method

- corrected device driver selectors

- removed internal in-memory database
- added storage of connect-related config rules in context and added driver pre-loading when Device component starts
- re-organized code of EmulatedDriver
- re-organized code to improve clarity
- minor code bug resolutions
- code cleanup

- updated definition of constant DEFAULT_CONTEXT_UUID to DEFAULT_CONTEXT_NAME
- updated definition of constant DEFAULT_TOPOLOGY_UUID to DEFAULT_TOPOLOGY_NAME

- added support for user/pass basic authentication
- added HTTP schema settings
- added field to filter desired underlying devices under management
- corrected endpoint uuid composition
- improved error handling
- improved retrieval of existing services

- Improved endpoint type definition

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

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

- first try of decorating device driver

- added missing Python code file headers

- updated repo URL in readme file

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

- minor improvement in error checking

- improved HTTP status code checks

Also, remove unecessary conditions prior to rule
insert/update/delete operations

Signed-off-by: Georgios P. Katsikas <gkatsikas@ubitech.eu>

- refined TrandportAPIDriver endpoint retrieval
- refined Driver selection

OpenConfig Driver:
- added default endpoint type in case it cannot be retrieved from the remote device
- corrected network_instance/edit_config.xml template; wrong XML format

WebUI:
- added icons for optical roadm and optical transponder

Common:
- added missing device types

Device:
- added missing emulated device driver mappings

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

Device:
- fixed problem with subscription handling

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

- minor formatting