[XML-SIG] XML Canonicalization

[Rich Salz]

Oops.  I didn't save-file in the other window before I sent...

> def XMLC14N(node, output=None, **kw):
...
>     if s: return (s.getvalue(), s.close())[0]
>     return None
>     if s == None: return None		**
>     ret = s.getvalue()		**
>     s.close()				**
>     return ret			**

Obviously those last four lines can be deleted.