[gtk+] (13 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:

  9dd1049... testsensitive: Use state-flags-changed, not state-changed
  dea3c81... widget: Remove state-changed signal
  3cd3b8d... widget: Remove gtk_widget_size_request
  4bb4bdf... widget: Remove gtk_widget_get_child_requisition
  e0c25c1... widget: Remove gtk_widget_region_intersect
  5551e53... widget: Remove gtk_widget_{s,g}et_state
  ded724d... widget: Remove gtk_widget_send_expose
  ba50d8c... widget: Remove gtk_widget_get_requisition
  daa2e89... widget: Remove gtk_widget_{s,g}et_composite_name
  0a9c08b... widget: Remove deprecated margin-left/right properties
  e232d32... widget: Remove gtk_widget_get_root_window

Commits added to the branch:

  9f4db97... testsensitive: Use state-flags-changed instead of state-cha
  1b997aa... widget: Remove deprecated style properties
  e0e0842... widget: Remove state-changed signal
  bdc0f7a... widget: Remove gtk_widget_size_request
  55bad32... widget: Remove gtk_widget_get_child_requisition
  dc2fd6f... widget: Remove gtk_widget_region_intersect
  1323b6e... widget: Remove gtk_widget_{s,g}et_state
  a6fb8c3... widget: Remove gtk_widget_send_expose
  b3cc177... widget: Remove gtk_widget_get_requisition
  fe32a18... widget: Remove gtk_widget_{s,g}et_composite_name
  c1f900d... widget: Remove deprecated margin-left/right properties
  3987000... widget: Remove gtk_widget_get_root_window
  ef45b7b... widget: Remove visibility-notify-event