Updated gRPC proto files to prevent trouble with KPI sample types in devices, also updated files related to this issue.

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

- Added REST API Server to Compute component
- Factorized get settings from environment variabes into common method get_setting

Fix renaming of compute.proto methods from snake-case to camel-case. Added minor naming improvements.