4.6.0 (stable): Gdk: * Deprecate Gdk::Cairo::draw_from_gl(). * Display: Add create_gl_context(). * Texture: Add create_from_filename(), create_from_bytes(), save_to_png_bytes(), save_to_tiff(), save_to_tiff_bytes(). * GLContext: Deprecate set_use_es() and unset_use_es(). Add set/get/property_allowed_apis() and get/property_api(). (Kjell Ahlstedt) Gtk: * DropDown: Add set/get/property_show_arrow(). * FlowBox: Add prepend(), append(). * Label: Add set/get/property_natural_wrap_mode(). * MenuButton: Add set/unset/get/property_child(). * Settings: Add property_gtk_hint_font_metrics(). * TextChildAnchor: Add create(replacement_character). * TextTag: Add properties line_height(), text_transform(), word(), sentence(), line_height_set(), text_transform_set(), word_set(), sentence_set(). * TreeExpander: Add set/get/property_indent_for_icon(). * Window: Add property_titlebar(). (Kjell Ahlstedt) Documentation: * Gtk::Object: Change deprecated `pack_start` to `append`. (LI Daobing) Merge request !65 Build: * MSVC build: Support Visual Studio 2022. NMake Makefiles: Fix header installation. (Chun-wei Fan) * Require pangomm-2.48 >= 2.50.0, gtk4 >= 4.6.0 (Kjell Ahlstedt)