- Added RecomputeConnections RPC to client and skeleton in servicer

- Added/Updated headers
- Added script to update copyright headers

- Moved imports from *.proto folder to common.proto folder
- Removed service's genproto.sh script
- Minor code and linting fixing
- Arranged requirements to accelerate Docker image creation
- Updated Dockerfile
- Arranged GitLab CI/CD pipeline
- Corrected usage of ConfigRules to use new custom ConfigRules
- Removed redundant/unused Tools file in service_handlers

- Migrated to use new generic gRPC servicer
- Migrated to use new generic Rest servicer
- Migrated to use new settings framework
- Migrated tests to use new generic servicers and mock's
- Extracted common unitary test functionalities into separate code files
- Minor code styling/formatting

Compute:
- added support for Slice creation when VPLS service is requested instead of VPWS

Context:
- minor improvements in client class logging
- added slice events to EventsCollector
- minor bug fixes in SliceModel

Interdomain:
- Implemented basic workflow

Monitoring:
- fixed requirements versions

Service:
- minor improvements in client and server logging

Slice:
- Implemented basic workflow

OECC/PSC'22 functional test:
- updated test objects
- updated deployment script
- updated exposed services

First functional version of Service with Service Handler for L3NM-Emulated services using Emulated Devices

- Corrections in Service to prevent errors in GitLab CI/CD pipeline.
- Minor improvements in random classes.

Factorization of code between services and minor unitary testing improvements. (Not finished, it is just a backup)

Common:
- minor bug resolutions in Context API

Service:
- first functional version of Service (implementation of GetConnectionList postponed)
- minor corrections in service.proto and related files
- implemented unitary tests

Common:
- Improvements in Database API definition and unit tests
- Implemented additional Assertions to be used by unitary tests

Context and Device:
- Improved logging of errors.

Service:
- Implemented service methods (except GetConnectionList). All methods are under active debug.
- Partially implemented unitary tests

Common:
- reorganized Database API to enable extension of Context API with entities (e.g. Service)
- solved minor bugs in Database API

Context and Device services:
- rearranged services and unit tests according to mentioned Context API changes

Service service:
- initial release (under development, this is just a backup of code)