Set allowPriviledgeEscalation to false by default

[AnnaBaier]

Description

Set allow privilege escalation to false by default.

Resolves #210.

Checklist

Before submitting this PR, please make sure:

• [x] you have added unit tests
• [x] you have added integration tests
• [x] your code builds clean with make
• [x] your code lets succeed unit tests with make test
• [x] your code lets succeed integration tests
• [x] you have documented new or changed features

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