Joint work with bentley@, all committed upstream by Carsten Kunze. https://savannah.gnu.org/bugs/?43554 - better \*[Lq] and \*[Rq] https://savannah.gnu.org/bugs/?43553 - typographic quotes for .%T https://savannah.gnu.org/bugs/?50771 - punctuation after .Lk https://savannah.gnu.org/bugs/?50789 - .Lk with more than two args