Move all tests specifically related to VLAs to their own class, grouping them together.  This will make it easier to find them in the future.  This feature, being rather complicated, really deserves more thorough testing to begin with...
Move all tests specifically related to VLAs to their own class, grouping them together.  This will make it easier to find them in the future.  This feature, being rather complicated, really deserves more thorough testing to begin with...

git-svn-id: 5305e2c1a78737cf7dd5f8f44e9bbbd00348fde7@2456 ed100bfc-0583-0410-97f2-c26b58777a21

embray/PyFITS,embray/PyFITS,embray/PyFITS,embray/PyFITS,spacetelescope/PyFITS,spacetelescope/PyFITS