Not so much a question as a note to others that if grease cut doesn't work in Blender 2.78(a) to try downgrading to 2.77 (...

Not so much a question as a note to others that if grease cut doesn't work in Blender 2.78(a) to try downgrading to 2.77 (or lower if need be, but 2.77 works for me), as that seems to have fixed any issues I had with the addon.