[gtk] (21 commits) Non-fast-forward update to branch wip/matthiasc/focus2

[Matthias Clasen <matthiasc src gnome org>]

The branch 'wip/matthiasc/focus2' 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:

  2f204a4... Redo focus handling
  6be0eff... notebook: Stop using set_focus_child
  ffc4473... paned: Stop using set_focus_child
  91a8502... root: Add focus
  8521d1e... window: Implement the root focus api
  9270dbe... Port widgets to the root focus API
  cdbddfa... Move a check to gtk_window_set_focus
  f07be15... Simplify the move_focus api
  d3f94c5... widget: Drop the ::focus signal
  0412059... widget: Add a next-focus-child API
  15d71d1... stack: Implement next_focus_child
  6d5adb4... expander: remove the ::focus implementation
  0c17a70... inspector: Add a focus overlay
  71d0add... window: Make focus wrap again
  f519c36... Exclude non-drawable widgets from focus
  a6b53bc... Remove gtk_widget_focus_move

Commits added to the branch:

  9948ca7... a11y: Include gtktextaccesible.h in gtk-a11y.h (*)
  f35b8a7... Fix compile time warnings (*)
  4fe6731... Updated Slovenian translation (*)
  148d5da... Redo focus handling
  3aa2ded... notebook: Stop using set_focus_child
  4c9d53b... paned: Stop using set_focus_child
  a2986f4... root: Add focus
  2e22060... window: Implement the root focus api
  96accc7... Port widgets to the root focus API
  7171748... Move a check to gtk_window_set_focus
  cdf90d3... Simplify the move_focus api
  a2ae418... widget: Drop the ::focus signal
  899d967... widget: Add a next-focus-child API
  440b6b3... stack: Implement next_focus_child
  4a399c4... expander: remove the ::focus implementation
  9b5ba73... inspector: Add a focus overlay
  407a78d... window: Make focus wrap again
  c82a675... Exclude non-drawable widgets from focus
  5d489f8... Remove gtk_widget_focus_move
  06d71e8... Remove gtk_widget_send_focus_change from public API
  ec300e1... Remove no-longer used code

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