[gnome-user-docs] Improve lockdown help page

[Ekaterina Gerasimova <egerasimov src gnome org>]

commit cfe6250f5a97089180c16526f70a1c3e80bec59b
Author: Ekaterina Gerasimova <kittykat3756 gmail com>
Date:   Fri Feb 13 21:41:23 2015 +0000

    Improve lockdown help page
    
    See
    https://mail.gnome.org/archives/docs-feedback/2015-February/msg00016.html

 system-admin-guide/C/dconf-lockdown.page |   14 +++++++++-----
 1 files changed, 9 insertions(+), 5 deletions(-)
---
diff --git a/system-admin-guide/C/dconf-lockdown.page b/system-admin-guide/C/dconf-lockdown.page
index 9f78928..d111fb7 100644
--- a/system-admin-guide/C/dconf-lockdown.page
+++ b/system-admin-guide/C/dconf-lockdown.page
@@ -7,7 +7,8 @@
     <link type="guide" xref="user-settings#lockdown" />
 <!--    <link type="seealso" xref="dconf-profiles" />-->
     <revision version="0.1" date="2012-05-21" status="review"/>
-    <revision pkgversion="3.8" version="0.1" date="2013-04-26" status="review"/>
+    <revision pkgversion="3.8" date="2013-04-26" status="review"/>
+    <revision pkgversion="3.8" date="2015-02-13" status="review"/>
 
     <credit type="author copyright">
       <name>Ryan Lortie</name>
@@ -17,7 +18,7 @@
     <credit type="copyright editor">
       <name>Ekaterina Gerasimova</name>
       <email its:translate="no">kittykat3756 gmail com</email>
-      <years>2013</years>
+      <years>2013, 2015</years>
     </credit>
 
     <include href="legal.xml" xmlns="http://www.w3.org/2001/XInclude"/>
@@ -37,10 +38,13 @@
   like:</p>
 
   <steps>
-    <title>How to lock the default wallpaper</title>
+    <title>Lock a setting</title>
     <item>
-      <p>First, set a setting, such as a default background which will be used
-      for this example.</p>
+      <p>Before you can lock down a key, you need to set it. In this example
+      you will learn how to lock <link xref="desktop-background">a background
+      setting</link> once it has been set. At this point, you should have
+      <link xref="dconf-profiles">a <sys>user</sys> profile</link> and
+      <link xref="dconf-keyfiles">a keyfile</link> with some settings.</p>
     </item>
     <item>
       <p>Create a directory named