GitLab

Also adding some labels needed for referencing various parts of the
rest of the documentation.

Extend SimbricksBaseIfInit with a sanity check to catch
misconfigured parameters where the synchronization interval
is configured larger than the link latency, which leads to
incorrect behavior.

I basically did the following:
`mkdir experiments/simbricks/orchestration`
`mv experiments/simbricks/* experiments/simbricks/orchestration/`

Additionally, imports and paths had to be adjusted.

otherwise we don't receive CTRL+C in orchestration framework