IconDialog customLocation

[David Redondo]

Hi, 
copy pasting my response from https://bugs.kde.org/show_bug.cgi?id=427434 :

I think you  want to set "user: true". The name of this property comes from 
KIconDialog [1] which is wrapped by IconDialog [2]

Best regards,
David

[1] https://api.kde.org/frameworks/kiconthemes/html/classKIconDialog.html
[2] https://invent.kde.org/frameworks/kdeclarative/-/blob/master/src/
qmlcontrols/kquickcontrolsaddons/icondialog.cpp