Sonarcloud does not see dupliction

[underdarknl]

Duplication on this PR was huge but sonarcloud sees only 1.1%, this seems wrong.
The dupliation on the PR is accepted, for now. as we are working to creating a better architeture that removes the need to duplicate any files.

          ## [![Quality Gate Passed](https://sonarsource.github.io/sonarcloud-github-static-resources/v2/checks/QualityGateBadge/qg-passed-20px.png 'Quality Gate Passed')](https://sonarcloud.io/dashboard?id=nl-rdo-manon&pullRequest=566) **Quality Gate passed**  

Issues
56 New issues
1 Accepted issue

Measures
0 Security Hotspots
0.0% Coverage on New Code
1.1% Duplication on New Code

See analysis details on SonarCloud

Originally posted by @sonarcloud[bot] in #566 (comment)