2020-01-11 Murray Cumming 4.9.1 2020-01-11 Murray Cumming Remove dependency on glibmm and don't use Glib::ustring For now, the API uses an xmlpp::ustring where it previously used Glib::ustring. 2020-01-11 Murray Cumming Change API name from libxml++-4.0 to libxml++-5.0