[gtk] (43 commits) Non-fast-forward update to branch wip/layout-manager

[Emmanuele Bassi <ebassi src gnome org>]

The branch 'wip/layout-manager' 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:

  13a29e9... wip: Add GtkLayoutManager
  91f1acb... wip: Hook GtkLayoutManager into GtkWidget

Commits added to the branch:

  4c6d60c... GDK W32: Be honest about supported clipboard formats (*)
  95f06f6... Add bigger shadow and border-radius to menus (*)
  a6a69dd... Adapt border-radius and box-shadow of menus to popovers (*)
  320d272... Adwaita: buttons & headerbar tweaks (*)
  edd4d29... Merge branch 'context_menus' into 'master' (*)
  80f2660... Adwaita: regenerate CSS (*)
  82a1d4f... gesturestylus: Use proper syntax when refering to signals (*)
  df817bd... gl renderer: Ignore viewport ops to the same viewport (*)
  57efdcf... gl renderer: Ignore subsequent render target ops (*)
  3ce4550... gl renderer: Track border width state separately (*)
  43ef4d7... menushell: Listen to non-primary button clicks (*)
  284d909... icontheme: Recolor <polygon> elements in SVGs too (*)
  67fdfca... GDK W32: set default settings for fontconfig. (*)
  2f29cb9... win32: Don't multiply the scroll event deltas by the Window (*)
  80a90a0... Updated Slovenian translation (*)
  462193a... demos/gtk-demo/combobox: fix typo (*)
  5612e84... GDK W32: Always set gtk-font-name to the active UI font. Fi (*)
  77792b6... Revert "Adwaita: GNOME 3.32" (*)
  04aebda... Merge branch 'win32-honest-clipboard-gtk4' into 'master' (*)
  7997bdc... Merge branch 'demo-combobox-typo-gtk4' into 'master' (*)
  5b04936... Merge branch 'fix-polygon-svg-recolor' into 'master' (*)
  3bbfff9... placesview: Set .error style if unsupported protocol (*)
  7601bca... placesview: List only available protocols as available (*)
  8f29a06... A11y: Add support for AtkTableCell (*)
  86ad3e8... Merge branch 'master' into 'master' (*)
  cb0d8d6... Remove gtk_widget_show_all() call (*)
  ab52862... Replace Bugzilla by Gitlab URL in DOAP file (*)
  a0b5b39... Replace git.gnome.org by Gitlab URL in <GitRepository> in D (*)
  a99bd2a... ci: Update Docker image to Fedora 29 and meson to 0.49.0 (*)
  c35e0cb... RGBA: Fix example to_string output for reality/CSS (*)
  271acaf... RGBA: Consistently use “” around inline arg names (*)
  a8ac6f8... RGBA: tiny grammar improvements in to_string doc (*)
  c309688... a11y: Fix function return type (*)
  89c48a0... mediastream: Allow multiple calls to gtk_media_stream_error (*)
  1423265... gstmedia: Implement error handling. (*)
  1b730dc... x11: get the tool type from the wacom driver properties (*)
  e95e045... x11: don't add unknown tools to our list (*)
  38cba68... x11: make the tool lookup dependent on the hw id as well (*)
  4ce247f... wip: Add GtkLayoutManager
  9dd03fb... wip: Hook GtkLayoutManager into GtkWidget
  2416e84... wip: Add GtkWidget:layout-manager
  e63798b... Rename the internal GtkLayoutChild type
  73dfe7c... wip: Add GtkLayoutChild

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