fix typos in xsl article

see #234

Author: duncdrum

src/main/xar-resources/data/xsl-transform/xsl-transform.xml

@@ -12,7 +12,7 @@
 
   <!-- ================================================================== -->
 
-  <para>eXist-db can perform XSLT transformations inside XQuery code. FOr this you need to use the
+  <para>eXist-db can perform XSLT transformations inside XQuery code. For this you need to use the
       <code>transform</code> module.</para>
 
   <!-- ================================================================== -->
@@ -68,7 +68,7 @@
           </listitem>
         </varlistentry>
         <varlistentry>
-          <term><code>$options</code></term>
+          <term><code>$parameters</code></term>
           <listitem>
             <para>Specify any stylesheet parameters. This must be an XML fragment like the following
               example:</para>