Conversion of group dialog to mvvm-pattern#5826

Merged

calixtus merged 13 commits intoJabRef:masterfrom calixtus:group_dialog_mvvm

Jan 26, 2020

+888-845

Commits on Jan 10, 2020

Converted GroupDialog to mvvm pattern
calixtus
committed

Commits on Jan 12, 2020

Added hintTextFlow, some rewording and changed the hierarchicalContext RadioButtons to a ComboBox
calixtus
committed
Moved GroupDescription-stuff to proper class
calixtus
committed
Merge remote-tracking branch 'upstream/master' into group_dialog_mvvm
calixtus
committed

Commits on Jan 21, 2020

Commits on Jan 25, 2020