BUG: SGE jobs must begin with an alhpa character

Numbers and punctuation are not valid job names.

Standard error:
Unable to run job: denied:
"99_SnapShotWriter_0000_0.BAW_20120813.johnsonhj" is not
a valid object name (cannot start with a digit).
Exiting.
Return code: 1

doc test added.

Author: hjmjohnson