All a mystery to me.   Nothing working in the sense of good images.  Many apparent improvements, but the renderings just suck.  So, shifting to run the test validation on the master branch.

Many little comments and reorganizing the cloud example script.

  If not it gets uploaded.
* Modified data download function: it won't execute as long as there are
  running jobs.

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