Gregofacsimil + neumes from H + rsigns according to H. Kept the special verse ending from H even though the franciscan mss do not have it for this verse.

DONE add cl!pisu1 and cl!pisu1pp2, found in this score. They do not render well.

Backported dcrochu's b-flat at the end of the verse. Easy to sing, consistent with the following melody.