Add atl="" to footer.html

git-svn-id: https://svn.apache.org/repos/asf/xerces/c/trunk@174067 13f79535-47bb-0310-9956-ffa450edef68

doc/html/apiDocs/footer.html

     </FONT></TD></TR></TABLE><BR>
-</TD></TR></TABLE></TD></TR></TABLE><BR><TABLE border="0" cellpadding="0" cellspacing="0" width="620"><TR><TD bgcolor="#0086b2"><IMG height="1" src="images/dot.gif" width="1"></TD></TR><TR><TD align="center"><FONT color="#0086b2" size="-1"><I>
+</TD></TR></TABLE></TD></TR></TABLE><BR><TABLE border="0" cellpadding="0" cellspacing="0" width="620"><TR><TD bgcolor="#0086b2"><IMG height="1" src="images/dot.gif" width="1" alt=""></TD></TR><TR><TD align="center"><FONT color="#0086b2" size="-1"><I>
               Copyright &copy; 2000 The Apache Software Foundation.
               All Rights Reserved.
             </I></FONT></TD></TR></TABLE></BODY></HTML>
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