[gtk] (48 commits) Non-fast-forward update to branch kill-containers

[Matthias Clasen <matthiasc src gnome org>]

The branch 'kill-containers' 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:

  000dec0... textview: Derive from GtkWidget
  01d43fa... treeview: Stop using container api
  35c4862... treeview: Derive from GtkWidget
  6bcad9f... actionbar: Add gtk_action_bar_remove
  f84810f... actionbar: Derive from GtkWidget
  0579dd2... Fix actionbars in ui files
  0f530f4... expander: Add a child property
  8b62ce1... Use gtk_expander_set_child throughout
  d71ab11... expander: Derive from GtkWidget
  19ba9a1... iconview: Derive from GtkWidget
  d9f29eb... paned: Drop some dead code
  f1dafef... paned: Redo the api
  a1de13e... infobar: Add gtk_info_bar_remove_action_widget
  52c7266... infobar: Add gtk_info_bar_add/remove_child
  cb42db8... Use gtk_info_bar_add_child throughout
  8a6d363... infobar: Derive from GtkWidget
  83bdf50... grid: Add gtk_grid_remove
  5237ddf... Avoid container api on grids
  589af95... grid: Derive from GtkWidget
  224305d... fixed: Add gtk_fixed_remove
  8e1bc88... Stop using container api on GtkFixed
  f51122f... fixed: Derive from GtkWidget
  e33e405... stack: Add gtk_stack_remove
  89b8b95... Stop using container api for GtkStack
  34e5ab8... stack: Derive from GtkWidget
  e704d11... flowbox: Add gtk_flow_box_remove
  13ce63b... Stop using container api on GtkFlowBox
  8076b58... flowbox: Derive from GtkWidget
  311c8f1... textview: Fix popover use
  808a90b... text: Fix popover use
  7d0f0ac... textviewchild: Derive from GtkWidget

Commits added to the branch:

  d06cdf6... droptarget: Fix confusion around ::leave signal (*)
  96fb34f... placeview: Hide the protocols grid when its empty (*)
  2e07563... button: Fix accessible implementation
  35904d7... expander: Fix accessible implementation
  2a8f64a... listboxrow: Fix the accessible implementation
  673b6e3... combobox: Fix accessible implementation
  08c5131... flowboxchild: Fix accessible implementation
  bc6e54d... frame: Fix accessible implementation
  9cc7462... popover: Fix accessible implementation
  8d597a1... scrolledwindow: Fix accessible implementation
  86fbd34... statusbar: Fix accessible implementation
  07a2bcd... window: Fix accessible implementation
  fb5841d... textview: Derive from GtkWidget
  16332c6... treeview: Stop using container api
  8c44166... treeview: Derive from GtkWidget
  ab69ed8... actionbar: Add gtk_action_bar_remove
  9efbfd1... actionbar: Derive from GtkWidget
  5b4e1d9... Fix actionbars in ui files
  26a82fe... expander: Add a child property
  43ecc18... Use gtk_expander_set_child throughout
  5f5b014... expander: Derive from GtkWidget
  e7827be... iconview: Derive from GtkWidget
  5f5d8c4... paned: Drop some dead code
  6f07925... paned: Redo the api
  551bbee... infobar: Add gtk_info_bar_remove_action_widget
  f74e4c3... infobar: Add gtk_info_bar_add/remove_child
  1cfc4d9... Use gtk_info_bar_add_child throughout
  9f9c063... infobar: Derive from GtkWidget
  59b5124... grid: Add gtk_grid_remove
  7b1a677... Avoid container api on grids
  50e75c9... grid: Derive from GtkWidget
  097d05f... fixed: Add gtk_fixed_remove
  571fc17... Stop using container api on GtkFixed
  950374e... fixed: Derive from GtkWidget
  f5123dd... stack: Add gtk_stack_remove
  2a586e2... Stop using container api for GtkStack
  4d52fac... stack: Derive from GtkWidget
  cf63d62... flowbox: Add gtk_flow_box_remove
  514f6f7... Stop using container api on GtkFlowBox
  44cbcce... flowbox: Derive from GtkWidget
  99c4adf... textview: Fix popover use
  ea88df9... text: Fix popover use
  bba3140... textviewchild: Derive from GtkWidget
  f041a10... customlayout: Cosmetics
  d4743bd... buildable: Cosmetics
  5877731... listbox: Add gtk_list_box_remove
  03d202c... Don't use container api on GtkListBox
  d080d27... listbox: Derive from GtkWidget

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