[gnome-panel] doc/reference/panel-applet-docs.sgml: add release information to reference manual

[Sebastian Geiger <segeiger src gnome org>]

commit c65e1c5dafba9539a071f4a067df238b715a1228
Author: Sebastian Geiger <sbastig gmx net>
Date:   Sun Aug 23 17:27:22 2015 +0200

    doc/reference/panel-applet-docs.sgml: add release information to reference manual

 configure.ac                                      |    1 +
 doc/reference/panel-applet/Makefile.am            |    6 +++++-
 doc/reference/panel-applet/panel-applet-docs.sgml |   10 +++++++++-
 doc/reference/panel-applet/version.xml.in         |    1 +
 4 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 4dca8b9..f1e6fb0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -241,6 +241,7 @@ applets/wncklet/Makefile
 doc/Makefile
 doc/reference/Makefile
 doc/reference/panel-applet/Makefile
+doc/reference/panel-applet/version.xml
 help/Makefile
 help/clock/Makefile
 help/fish/Makefile
diff --git a/doc/reference/panel-applet/Makefile.am b/doc/reference/panel-applet/Makefile.am
index 140b6e1..39ae538 100644
--- a/doc/reference/panel-applet/Makefile.am
+++ b/doc/reference/panel-applet/Makefile.am
@@ -38,7 +38,8 @@ IGNORE_HFILES =                                       \
 HTML_IMAGES =
 
 # Extra SGML files that are included by $(DOC_MAIN_SGML_FILE).
-content_files =
+content_files = \
+       version.xml
 
 # Other files to distribute.
 extra_files =
@@ -65,4 +66,7 @@ dist-hook-local:
 #        test -f $$f && cp -p $$f $(distdir)/TEXT; \
 #      done
 
+EXTRA_DIST += \
+       version.xml.in
+
 -include $(top_srcdir)/git.mk
diff --git a/doc/reference/panel-applet/panel-applet-docs.sgml 
b/doc/reference/panel-applet/panel-applet-docs.sgml
index 71fe076..9b5f8f7 100644
--- a/doc/reference/panel-applet/panel-applet-docs.sgml
+++ b/doc/reference/panel-applet/panel-applet-docs.sgml
@@ -1,10 +1,18 @@
 <?xml version="1.0" standalone="no"?>
 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
-               "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd";>
+               "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd";
+[
+<!ENTITY version SYSTEM "version.xml">
+]>
 <book id="index" xmlns:xi="http://www.w3.org/2003/XInclude";>
 
   <bookinfo>
     <title>Panel Applet Library Reference Manual</title>
+    <releaseinfo>
+      This document is for the Panel Applet 5.0 library, version &version;.
+      The latest versions can be found online at
+      <ulink role="online-location" 
url="http://developer.gnome.org/panel-applet/";>http://developer.gnome.org/panel-applet/</ulink>.
+    </releaseinfo>
   </bookinfo>
 
   <part id="overview">
diff --git a/doc/reference/panel-applet/version.xml.in b/doc/reference/panel-applet/version.xml.in
new file mode 100644
index 0000000..27323da
--- /dev/null
+++ b/doc/reference/panel-applet/version.xml.in
@@ -0,0 +1 @@
+ VERSION@
\ No newline at end of file