Fix a few glitches in printout, mostly fixing case statement options.

Signed-off-by: David Brainard <brainard@psych.upenn.edu>
Comment clean up.

Signed-off-by: David Brainard <brainard@psych.upenn.edu>
Comment clean up.

Signed-off-by: David Brainard <brainard@psych.upenn.edu>
Renamed to match the transition of vset -> isetbio.

Signed-off-by: David Brainard <brainard@psych.upenn.edu>
Added comment about where isetbio lives on gitHub.

Signed-off-by: David Brainard <brainard@psych.upenn.edu>