[gtk: 15/15] Merge branch 'listview-dnd' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit 395d40485d0f26a081b7fa9cd43ab955b7daa944
Merge: 4a43c77f66 17af979b24
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jun 19 22:24:36 2020 +0000

    Merge branch 'listview-dnd' into 'master'
    
    Listview dnd
    
    See merge request GNOME/gtk!2116

 gtk/gtkcolumnview.c    |  77 +++++++--
 gtk/gtkeditablelabel.c |  57 ++++++-
 gtk/gtkexpander.c      |   4 +-
 gtk/gtklistbase.c      | 119 +++++++++----
 gtk/gtktreeexpander.c  |  59 +++++++
 tests/meson.build      |   1 +
 tests/testlistdnd.c    | 441 +++++++++++++++++++++++++++++++++++++++++++++++++
 7 files changed, 702 insertions(+), 56 deletions(-)
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