Added fix to properly handle empty Header() objects in their initialization. One line fix. Turns out that there were many tabs in the last update of pyfits that snuck in; these were replaced by spaces.
Added fix to properly handle empty Header() objects in their initialization. One line fix. Turns out that there were many tabs in the last update of pyfits that snuck in; these were replaced by spaces.


git-svn-id: 5305e2c1a78737cf7dd5f8f44e9bbbd00348fde7@102 ed100bfc-0583-0410-97f2-c26b58777a21

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