As found in the LU61 and GR74, to take the "oral tradition" into account

Removed rhytmic signs, now conforms to Pustet (Vaticana)

Minor spacing and typos

dcrochu as of 2022. The few modifications (purely typographical) made for the 2022 ODEF booklet were removed, such as ql!vs rendered as square notes. Neumes from H and rsigns. V/ Requiem neumed synthetically looking at the other verse.