[system-administrators-guide] Removing PackageKit chapter

[stephenw]

commit a9de075a314a3ffc77c6db0d73db7821b754735f
Author: Stephen Wadeley <swadeley at redhat.com>
Date:   Wed Oct 1 21:33:37 2014 +0200

    Removing PackageKit chapter
    
    echo 'GNOME' | sed 'ss.*s\L&s;ssoss;yymnynoy;ss.*s\u&!s'
        {it does not fit in the book anymore}

 en-US/PackageKit.xml                  |  631 ---------------------------------
 en-US/Preface.xml                     |    7 +-
 en-US/RPM.xml                         |    3 +-
 en-US/System_Administrators_Guide.xml |    3 +-
 en-US/Yum.xml                         |    3 +-
 5 files changed, 5 insertions(+), 642 deletions(-)
---
diff --git a/en-US/Preface.xml b/en-US/Preface.xml
index a4fb09b..9456c66 100644
--- a/en-US/Preface.xml
+++ b/en-US/Preface.xml
@@ -12,7 +12,7 @@
   <itemizedlist>
     <listitem>
       <para>
-        Installing and managing packages using the graphical <application>PackageKit</application> and command line <application>Yum</application> package managers
+        Installing and managing packages using <application>Yum</application>
       </para>
     </listitem>
 
@@ -66,14 +66,11 @@
         <term><xref linkend="part-Package_Management" /></term>
         <listitem>
           <para>
-            This part describes how to manage software packages on &MAJOROS; using both <application>Yum</application> and the <application>PackageKit</application> suite of graphical package management tools.
+            This part describes how to manage software packages on &MAJOROS; using <application>Yum</application>.
           </para>
           <para>
             <xref linkend="ch-yum" /> describes the <application>Yum</application> package manager. Read this chapter for information how to search, install, update, and uninstall packages on the command line.
           </para>
-          <para>
-            <xref linkend="ch-PackageKit" /> describes the <application>PackageKit</application> suite of graphical package management tools. Read this chapter for information how to search, install, update, and uninstall packages using a graphical user interface.
-          </para>
         </listitem>
       </varlistentry>
        <varlistentry>
diff --git a/en-US/RPM.xml b/en-US/RPM.xml
index 2984d61..482f897 100644
--- a/en-US/RPM.xml
+++ b/en-US/RPM.xml
@@ -23,8 +23,7 @@
         <secondary>Yum instead of RPM</secondary>
       </indexterm>. <application>Yum</application> also performs and tracks complicated system dependency resolution, and will complain and force system integrity checks if you use RPM as well to install and remove packages. For these reasons, it is highly recommended that you use <application>Yum</application> instead of RPM whenever possible to perform package management tasks. See <xref
         linkend="ch-yum"/>.</para>
-    <para>If you prefer a graphical interface, you can use the <application>PackageKit</application> GUI application, which uses <application>Yum</application> as its back end, to manage your system's packages. See <xref
-        linkend="ch-PackageKit"/> for details.</para>
+    <para>If you prefer a graphical interface, you can use the <application>PackageKit</application> GUI application, which uses <application>Yum</application> as its back end, to manage your system's packages.</para>
   </warning>
   <important>
     <title>Install RPM packages with the correct architecture!</title>
diff --git a/en-US/System_Administrators_Guide.xml b/en-US/System_Administrators_Guide.xml
index cb5ae2a..5292977 100644
--- a/en-US/System_Administrators_Guide.xml
+++ b/en-US/System_Administrators_Guide.xml
@@ -24,11 +24,10 @@
     <title>Package Management</title>
     <partintro>
       <para>
-        All software on a &MAJOROS; system is divided into RPM packages, which can be installed, upgraded, or removed. This part describes how to manage packages on &MAJOROS; using both <application>Yum</application> and the <application>PackageKit</application> suite of graphical package management tools.
+        All software on a &MAJOROS; system is divided into RPM packages, which can be installed, upgraded, or removed. This part describes how to manage packages on &MAJOROS; using <application>Yum</application>.
       </para>
     </partintro>
     <xi:include href="Yum.xml" xmlns:xi="http://www.w3.org/2001/XInclude" />
-    <xi:include href="PackageKit.xml" xmlns:xi="http://www.w3.org/2001/XInclude" />
   </part>
     <part id="part-Infrastructure_Services">
     <title>Infrastructure Services</title>
diff --git a/en-US/Yum.xml b/en-US/Yum.xml
index c1f481a..4040576 100644
--- a/en-US/Yum.xml
+++ b/en-US/Yum.xml
@@ -16,8 +16,7 @@
     Yum also enables you to easily set up your own repositories of <application>RPM</application> packages for download and installation on other machines.
   </para>
   <para>
-    Learning Yum is a worthwhile investment because it is often the fastest way to perform system administration tasks, and it provides capabilities beyond those provided by the <application>PackageKit</application> graphical package management tools. See <xref linkend="ch-PackageKit" /> for details on using <application>PackageKit</application>.
-  </para>
+    Learning Yum is a worthwhile investment because it is often the fastest way to perform system administration tasks, and it provides capabilities beyond those provided by the <application>PackageKit</application> graphical package management tools.</para>
   <note id="note-Note_Yum_and_Superuser_Privileges">
     <title>Yum and superuser privileges</title>
     <para>