[gtk] (6 commits) Non-fast-forward update to branch matthiasc/for-master

[Matthias Clasen <matthiasc src gnome org>]

The branch 'matthiasc/for-master' 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:

  4637b8d... selection: Emit ::selection-changed for autoselection
  e542169... gtk-demo: Add more scrolling benchmarks
  89e0bde... printbackend: Use a list store
  470df83... printbackend: Add a list model getter
  bd04fd2... printer: Fix the default value of icon-name
  94994e8... gtk-demo: Some fixes to awards
  2c3ac6d... gtk-demo: Fixes for the sliding puzzle

Commits added to the branch:

  1c389b1... gtk-demo: Add more scrolling benchmarks
  a026677... printbackend: Use a list store
  fb587cb... printbackend: Add a list model getter
  06dc357... printer: Fix the default value of icon-name
  8780f50... gtk-demo: Some fixes to awards
  8e0ba37... gtk-demo: Fixes for the sliding puzzle