WA-1332: Documented the two new loading options.

DITA/topics/customizing_js.dita

@@ -22,6 +22,18 @@
           when editing a DITA file. Provides the <xref keyref="glossentry_ditamap"><term>DITA
               map</term></xref> context of the edited DITA file.</li>
         <li><codeph>author</codeph> - The author name.</li>
+        <li><codeph>trackChanges</codeph> - Flag that controls whether the editor should track
+          changes or not. Possible values:<ul id="ul_bn3_jcf_11b">
+            <li>default - The status of change tracking is determined by server's global
+              options.</li>
+            <li>enabled - Change tracking is enabled but the user can disable it using a toolbar
+              action.</li>
+            <li>forced - Change tracking is enabled and the user cannot disable it, not can she
+              accept or reject any changes.</li>
+          </ul>If you use other option than 'default', the server change tracking status (as
+          configured in the Administration Page) should not be "Stored in the document".</li>
+        <li><codeph>autoSaveInterval</codeph> - the interval of time (in seconds) to wait until an
+          auto-save is performed. If &lt;= 0 or falsy, auto-save is disabled.  </li>
       </ul></p>
     <p><b><u>Example:</u></b></p>
     <p>Suppose that the <ph keyref="webappProduct"/> is deployed at the following