[gtk] (11 commits) Non-fast-forward update to branch dropdown-for-merge

[Matthias Clasen <matthiasc src gnome org>]

The branch 'dropdown-for-merge' 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:

  215035d... Add GtkDropDown
  4101c11... filechooser: Use a dropdown for the filter combo
  8494608... filechooser: Use a dropdown for choices
  f4bfd63... inspector: Use dropdowns in property editor
  2e79c9c... inspector: Use a dropdown for attribute mapping
  824a31a... inspector: Use a dropdown for controllers
  c07ab31... inspector: Use a dropdown for size groups
  af60d3f... inspector: Use dropdowns in the visual page
  0c4a717... gtk-demo: Add a large grid demo
  afc6990... docs: Update the list widget overview
  8d92b3c... Add some tests for new GtkBuilder syntax

Commits added to the branch:

  c34d29e... Add GtkDropDown
  00a5109... filechooser: Use a dropdown for the filter combo
  8bed97f... filechooser: Use a dropdown for choices
  fe56e03... inspector: Use dropdowns in property editor
  5481aa7... inspector: Use a dropdown for attribute mapping
  c9bbfbe... inspector: Use a dropdown for controllers
  66a9431... inspector: Use a dropdown for size groups
  f0d85a2... inspector: Use dropdowns in the visual page
  a02da3a... gtk-demo: Add a large grid demo
  5552768... docs: Update the list widget overview
  26edb6d... Add some tests for new GtkBuilder syntax