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Merge branch 'kemi' of github.com:software-engineering-amsterdam/sea-of-ql into kemi
When clauses only make it more complex, because of large function signatures. Lets keep it simpgle.
New outliner for Question forms.

Note: If we determine we do not like it, we can revert this commit. Nothing else has been changed.
The outliner now has 3 categories; questions, calculated questions and conditionals.
Nesting will not be done, because the items are categorized.