Merge branch 'develop' of https://gitlab.com/teraflow-h2020/controller into feat/microk8s-deployment

- Arranged requirement versions of L3 CentralizedAttackDetector
- Fixed object names in L3_* manifest files
- Corrected error with log file name generated for deploy stages during TFS deployment.

Merge branch 'develop' of https://gitlab.com/teraflow-h2020/controller into feat/microk8s-deployment

Adapted L3_AttackMitigator/L3_CentralizedAttackDetector/L3_DistributedAttackDetector to common proto folder

- Arranged Dockerfile COPY commands

Merge branch 'develop' of https://gitlab.com/teraflow-h2020/controller into feat/microk8s-deployment

Adapted L3_AttackMitigator/L3_CentralizedAttackDetector/L3_DistributedAttackDetector to common proto folder

See merge request teraflow-h2020/controller!145

Adapted L3_AttackMitigator/L3_CentralizedAttackDetector/L3_DistributedAttackDetector to common proto folder
- Moved imports from *.proto folder to common.proto folder
- Removed genproto.sh scripts
- Arranged requirements to accelerate Docker image creation
- Minor code and linting fixes
- Updated Dockerfile
- Arranged GitLab CI/CD pipeline

- Corrected wrong file name.

Adds some preliminary documentation for setting up a VMWare VM

See merge request teraflow-h2020/controller!137

- Minor refinements and styling of VMWare Fusion section.

Policy/implement context service interface

See merge request teraflow-h2020/controller!144

Update Flask version on Compute and Context components

See merge request teraflow-h2020/controller!143

Automation/update device domain model

See merge request teraflow-h2020/controller!142

reformat(policy): Update Service domain model

See merge request teraflow-h2020/controller!140

feat(policy): introduce Serializer module

See merge request teraflow-h2020/controller!112

Policy/update domain models

See merge request teraflow-h2020/controller!139

fix(automation): remove grpc-server port from K8s manifest

See merge request teraflow-h2020/controller!138

- Updated section 1.3. Variable TFS_EXTRA_MANIFESTS was pointing to the wrong file.

- Clarified checkout of branches during elaboration and validation of the tutorials.

chore(automation): exclude acl package from code coverage report

See merge request teraflow-h2020/controller!133

feat(automation): add acl.proto in path and update domain models

See merge request teraflow-h2020/controller!132