- Update to version 2.68.2:
+ Glib: Replace all g_quark_from_static_string() by
g_quark_from_string()
+ Gio:
- FileEnumerator: Remove refreturn to avoid memory leak
- ListModel::get_object(): Make it work for interface classes
- AppInfo::get_all(): Avoid a crash on Windows
+ Build: MSVC build: Remove extraneous GLIBMM_API in
Glib::ustring
* Convert to meson build system