changed all <sp>V/</sp> and R/ to be followed by ~ instead of just a space.  but perhaps the gabcs just needed to be recompiled
modify lilypond files for tenebrae
add some fermatas and change some of the way the chant is done
small spacing change for tenebrae
more lilypond changes for tenebrae
just put the chant at the end of another voice
this probably should have already been checked in