[balsa/gtk4] (76 commits) ...filter-edit-dialog: Build with gtk4

[Peter Bloomfield <peterb src gnome org>]

Summary of changes:

  534b542... Various: Stop using GtkBox child properties
  ad09900... Various: Stop using GtkBox child properties
  1b48a27... Various: Stop using GtkBox child properties
  2f33931... source-viewer: Use container-add for a scrolled w
  0a58b95... x509-cert-widget: Use container-add for scrolled w
  bc1ba9c... Various: Stop using GtkBox child properties
  101d0b4... Various: Stop using GtkBox child properties
  d06a0b5... Various: Stop using GtkBox child properties
  8e28c67... Various: Stop using GtkBox child properties
  5933a21... Various: Stop using GtkBox child properties
  86aa086... Various: Stop using GtkBox child properties
  f70c12f... Various: Stop using GtkBox child properties
  7705f20... Various: Stop using GtkBox child properties
  1b6c357... Various: Stop using GtkBox child properties
  8e871bd... filter-run-dialog: Stop using GtkBox padding
  ee0dfb5... Various: Fix some alignment issues
  8b4914c... balsa-mime-widget: Use container-add for buttons
  7020009... main-window: Use container-add for the statusbar
  165b905... libbalsa-gpgme-widgets: Use container-add
  8febee6... Various: Fix margins
  c6378bd... Various: Replace gtk_box_pack_{start,end}()
  d735898... toolbar-prefs: Center the arrows vertically
  5a9a8af... libbalsa-misc: Install libbalsa_button_box_button
  4f55d70... ab-main: Stop using GtkButtonBox
  df9d759... ab-window: Stop using GtkButtonBox
  e22f961... balsa-mime-widget-crypto: Stop using GtkButtonBox
  6206bea... mime-widget-message: Stop using GtkButtonBox
  a5930c4... mime-widget-vcalendar: Stop using GtkButtonBox
  961b992... libbalsa_button_box_button: Document a difference
  bc7425a... filter-edit-dialog: Stop using GtkButtonBox
  359cb40... misc: Replace libbalsa_button_box_button()
  93167f3... Various: Use libbalsa_add_button_to_box()
  714c94d... main-window: Stop using GtkButtonBox
  1516f2a... toolbar-prefs: Stop using GtkButtonBox
  a55f3c1... Various: Rename libbalsa_add_button_to_box()
  594efbc... misc: Do not leak the GtkSizeGroup
  1e69d67... filter-run-dialog: Do not leak the GtkSizeGroup
  4de959f... Various: Remove mentions of cell-renderer-button (*)
  e41390c... Various: Stop using GtkBox child properties (*)
  89b1e91... Various: Stop using GtkBox child properties (*)
  ca3469c... Various: Stop using GtkBox child properties (*)
  c7ad693... source-viewer: Use container-add for a scrolled w (*)
  bfd992d... x509-cert-widget: Use container-add for scrolled w (*)
  b268acc... Various: Stop using GtkBox child properties (*)
  0f9e0ce... Various: Stop using GtkBox child properties (*)
  b23a605... Various: Stop using GtkBox child properties (*)
  75c4bdd... Various: Stop using GtkBox child properties (*)
  57eb6f9... Various: Stop using GtkBox child properties (*)
  29fe069... Various: Stop using GtkBox child properties (*)
  a3be9d6... Various: Stop using GtkBox child properties (*)
  abfeec7... Various: Stop using GtkBox child properties (*)
  8e72a1c... Various: Stop using GtkBox child properties (*)
  f3b00a5... filter-run-dialog: Stop using GtkBox padding (*)
  66231be... Various: Fix some alignment issues (*)
  e785f54... balsa-mime-widget: Use container-add for buttons (*)
  1133a52... main-window: Use container-add for the statusbar (*)
  75600a9... libbalsa-gpgme-widgets: Use container-add (*)
  aea3286... Various: Fix margins (*)
  fc8fdd4... Various: Replace gtk_box_pack_{start,end}() (*)
  058278c... toolbar-prefs: Center the arrows vertically (*)
  a969ff2... Merge branch 'stop-using-gtkbuttonbox' into stop-using-dial
  13fa416... autocrypt: Stop using gtk_dialog_run()
  fb8a66c... libbalsa-ask: Refactor to avoid gtk_dialog_run()
  f770fde... filter-edit-dialog: Delete trailing white space
  02c1649... information-dialog: Notify in an idle callback
  78923e9... Various: Stop using gtk_dialog_run()
  0bcf75c... Merge branch 'stop-using-dialog-run' into gtk4
  2a826dc... identity-dialog: Build with gtk4
  6cdc8a8... libbalsa-gpgme: Build with gtk4
  fee5ee9... libbalsa-gpgme-cb: Build with gtk4
  710bcab... compose window: Allocate data on the stack
  efee187... files: Build with gtk4
  ce45ca0... libbalsa-gpgme: Build with gtk4
  5fcb0ea... misc: Build with gtk4
  a47684c... libbalsa-progress: Build with gtk4
  f225220... filter-edit-dialog: Build with gtk4

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