Introductory webcast recording

Notes

Vuls improvementimprovements
- Ubuntu 18 is now running on ARM
- CentOS also seems to work
- The size is now 1.5 Gb, mainly due to (a) compressing the database and (b) doing a multi-stage build
Jenkins documentation
No updates
Updates from TSC meeting:
- Bluval will be mandatory for all projects
- New project proposal: Kontour (KPI)
- CNTT/CNF-conformance?

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