3.24.5 (stable): Gtk: * TreeValueProxy: Mark the copy assignment operator as deleted (Daniel Boles) Issue #94, merge request !63 Build: * Meson build: Use relative paths to untracked/ (Mingli Yu) Merge request !61 * [gdk|gtk]mmconfig.h.*: Don't dllimport on MinGW (Chun-wei Fan) Issue #90 (Lukas K.) * Meson build: Make it possible to use gtkmm as a subproject (Kjell Ahlstedt) Merge request !62 (BogDan Vatra) * Meson build: No implicit_include_directories (Kjell Ahlstedt) * MSVC build: Gtk::TreeModelColumnRecord: Export class selectively (Chun-wei Fan)