tsilo: documented optional uri parameter for ts_append_to()

modules/tsilo/doc/tsilo_admin.xml

@@ -168,7 +168,7 @@ if (is_method("REGISTER")) {
 		</example>
 	</section>
 	<section>
-		<title><function moreinfo="none">ts_append_to(tindex, tlabel, domain)</function></title>
+		<title><function moreinfo="none">ts_append_to(tindex, tlabel, domain, [uri])</function></title>
 		<para>
 		The method add branches to the transaction identified by tindex and tlabel,
 		performing a contacts lookup on the table specified by the domain parameter.
@@ -182,7 +182,7 @@ if (is_method("REGISTER")) {
                         Can be an integer or a pseudo-variable.
                         </para>
 		</listitem>
-                <listitem>
+        <listitem>
 			<para>
                         <emphasis>tlabel</emphasis> - internal label of transaction.
                         Can be an integer or a pseudo-variable.
@@ -194,6 +194,12 @@ if (is_method("REGISTER")) {
 			up new contacts for r-uri.
 			</para>
 		</listitem>
+		<listitem>
+			<para>
+			<emphasis>uri</emphasis> (optiona) - uri for which to do lookup for new
+				destinations.
+			</para>
+		</listitem>
 		</itemizedlist>
 		<para>
 		This function can be used from REQUEST_ROUTE, FAILURE_ROUTE.