delelete .jar files

webui minor changes to manage links

- Updated Manifest resources
- Removed unneeded imports
- Corrected dependencies in Dockerfile
- Added missing requirements

- Added metrics port
- Added service monitor

- Corrected definition of webui and compute manifests
- Reduced requested quota

- Corrected limits and replicas of compute and webui components

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

- updated old gitlab.com URLs by new labs.etsi.org URLs.
- updated Context to use secrets generated by CockroachDB and NATS

Context service:
- corrected port numbers

Device service:
- corrected port numbers
- upgraded gitlab-ci configuration

Preliminary unfinished version of device service and Context API based on Redis. To be finished, it is just a backup.

This reverts merge request !3