</author>
<revhistory>
+ <revision>
+ <revnumber>2.1</revnumber>
+ <date>2003-12-18</date>
+ <authorinitials>esr</authorinitials>
+ <revremark>
+ Interpretation of normalization line changed.
+ </revremark>
+ </revision>
<revision>
<revnumber>2.0</revnumber>
<date>2003-12-15</date>
<itemizedlist>
<listitem>
-<para><emphasis>none</emphasis>: No normalization.</para>
+<para><emphasis>line-oriented</emphasis>: Each feature is a line.</para>
</listitem>
<listitem>