[gtk] (15 commits) Non-fast-forward update to branch columnview-resizing

[Matthias Clasen <matthiasc src gnome org>]

The branch 'columnview-resizing' 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:

  5a666d0... columnview: Revise scroll-minimum handling
  55b4ad5... columnview: Implement horizontal scrolling
  53dd387... columnview: Add GtkColumnViewColumn:fixed-width
  96cf225... columnview: Add a helper
  a5e590c... columnview: Add a GtkColumnViewColumn:resizable property
  d45a9f5... columnviewcolumn: Add a helper
  79279ca... columnview: Interactive column resizing

Commits added to the branch:

  c6c8263... columnview: Add column reordering (*)
  e195341... gtk-demo: Flesh out the settings demo (*)
  382153e... gtk-demo: Fix keynav in the puzzle (*)
  cc87816... gtk-demo: Fix a crash in the puzzle (*)
  7910596... Remove position from GdkScrollEvent (*)
  0b9a3fc... Merge branch 'ebassi/scroll-position' into 'master' (*)
  8dfbef5... Merge branch 'matthiasc/for-master' into 'master' (*)
  8439992... print backend: Fix list model handling in dispose (*)
  fd51444... columnview: Revise scroll-minimum handling (*)
  b1ab5e1... columnview: Implement horizontal scrolling (*)
  b773134... columnview: Add GtkColumnViewColumn:fixed-width
  3db333e... columnview: Add a helper
  0636e4e... columnview: Add a GtkColumnViewColumn:resizable property
  fb349e2... columnviewcolumn: Add a helper
  2d151bd... columnview: Interactive column resizing

(*) This commit already existed in another branch; no separate mail sent