[libsigc++2] Manual: Add an id=index attribute in case that helps library.gnome.org.

[Murray Cumming <murrayc src gnome org>]

commit b64e7a38ae8f6c8521d619a1a26f2c2af5957c57
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Jun 4 16:07:28 2010 +0200

    Manual: Add an id=index attribute in case that helps library.gnome.org.
    
    * docs/manual/libsigc_manual.xml: Add it to the <book> tag.

 ChangeLog                      |   10 ++++++++--
 docs/manual/libsigc_manual.xml |    4 ++--
 2 files changed, 10 insertions(+), 4 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index e09319d..f24c17f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,10 +1,16 @@
+2010-06-04  Murray Cumming  <murrayc murrayc com>
+
+	Manual: Add an id="index" attribute in case that helps library.gnome.org.
+
+	* docs/manual/libsigc_manual.xml: Add it to the <book> tag.
+
 2.2.7:
 
 2010-05-04  Murray Cumming  <murrayc murrayc com>
 
 	Documentation improvements.
-	
-	* docs/manual/libsigc_manual.xml: Remove Marshallers section because 
+
+	* docs/manual/libsigc_manual.xml: Remove Marshallers section because
 	it is apparently outdated and there is no example code to test it.
 	This fixes bug #417924 (Michael Ekstrand)
 	* sigc++/sigc++.h: Main page text: Rearranged slightly.
diff --git a/docs/manual/libsigc_manual.xml b/docs/manual/libsigc_manual.xml
index bbec28c..d21468c 100644
--- a/docs/manual/libsigc_manual.xml
+++ b/docs/manual/libsigc_manual.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd"; >
-<book>
+<book id="index" lang="en">
 
 <bookinfo>
 	<title>libsigc++</title>
@@ -266,7 +266,7 @@ int main()
 	<para>We've already covered the way the types of signals are made up, but lets
 	recap:</para>
 
-	<para>A signal is an instance of a template, named <literal remap="tt">sigc::signal</literal>. 
+	<para>A signal is an instance of a template, named <literal remap="tt">sigc::signal</literal>.
         The template arguments are the types,
 	in the order they appear in the function signature that can be connected to that
 	signal; that is the return type, then the argument types.</para>