[gtk+] (14 commits) Non-fast-forward update to branch wip/baedert/box

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/box' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  1608549... colorbutton: Remove deprecated API
  919e002... gtkdialog: Remove style properties
  73319d4... bbox: Remove style properties
  70d64d6... treeview: Remove unused style properties
  a9a0087... gtkmain: Remove deprecated key snooper API
  5fe909e... gtkdnd: Remove gtk_drag_begin
  f6e0974... viewport: remove deprecated api
  18fd7af... window: Remove reshow_with_initial_size
  e56cecd... gtksettings: Remove Deprecated API

Commits added to the branch:

  f6a0f83... colorbutton: Remove deprecated API
  4bab9af... gtkdialog: Remove style properties
  84f224b... bbox: Remove style properties
  1add90a... treeview: Remove unused style properties
  ce2159e... gtkmain: Remove deprecated key snooper API
  e9086a8... gtkdnd: Remove gtk_drag_begin
  5a37164... viewport: remove deprecated api
  073915f... window: Remove reshow_with_initial_size
  06d0dce... gtksettings: Remove Deprecated API
  8ecee3f... cellrenderer: Remove cell-background-gdk
  1937bcd... label: Stop using GdkColor
  a4c3789... menuitem: Remove right-justify
  cd48237... builtinicon: remove unused struct member
  0417164... srcollbar: Remove style property