Re-disable 3.3 for now.  I need to take a closer look at this but I think I may be able to resolve it by using Astropy's wheel of Numpy for Python 3.3

git-svn-id: http://svn6.assembla.com/svn/pyfits/trunk@2364 ed100bfc-0583-0410-97f2-c26b58777a21