Updated a few tests also to reflect changes in the hdu.info() output (it doesn't output data types for data of zero dimensions, specifically)
Updated a few tests also to reflect changes in the hdu.info() output (it doesn't output data types for data of zero dimensions, specifically)

git-svn-id: 40b96386cbba86590ff9370e0ea614b5cc88fc13@31481 fe389314-cf27-0410-b35b-8c050e845b92

spacetelescope/stsci.tools