2022-05-04 Kjell Ahlstedt 2.66.4 2022-05-04 Kjell Ahlstedt Glib::ustring_Iterator: Accept a warning from clang++ The fix in commit 94ab1e5359f3bd9eb8204aadea88e08f52a291d8 broke ABI. Revert the modification of ustring_Iterator. It's difficult to avoid a -Wdeprecated-copy warning from clang++ without either removing or adding ABI. Fixes #98