D8204: Make parents and children Return References

[Tomaz Canabrava]

tcanabrava requested changes to this revision.
This revision now requires changes to proceed.

REPOSITORY
  R331 Kig

REVISION DETAIL
  https://phabricator.kde.org/D8204

To: narvaez, #kde_edu, tcanabrava
Cc: kde-edu, tcanabrava, apol, cfeck, narvaez
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