[gnome-panel] doc: add out-of-process

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 50e5e053a64090d1fe8bb374965ebaaf46d6a9fc
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Thu Nov 6 23:51:42 2014 +0200

    doc: add out-of-process

 doc/reference/panel-applet/tmpl/applet.sgml |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/doc/reference/panel-applet/tmpl/applet.sgml b/doc/reference/panel-applet/tmpl/applet.sgml
index ee171e8..0deee84 100644
--- a/doc/reference/panel-applet/tmpl/applet.sgml
+++ b/doc/reference/panel-applet/tmpl/applet.sgml
@@ -85,6 +85,11 @@ Panel Applet
 
 </para>
 
+<!-- ##### ARG PanelApplet:out-of-process ##### -->
+<para>
+
+</para>
+
 <!-- ##### ARG PanelApplet:settings-path ##### -->
 <para>