Otherwise we get the following error message:
Property "margins" with type "QMargins", which is not a value type
Signed-off-by: Victoria Fischer <victoria.fischer@mbition.io>
If we are designing our UI's windows from QML, it makes sense that we
might want to configure how they're placed from the same place.
Everything was already in place but for a few technical bits which this
change adds.
Signed-off-by: Victoria Fischer <victoria.fischer@mbition.io>