[gspell] docs: create Annexes part

[Sébastien Wilmet <swilmet src gnome org>]

commit 6d6e00073740941d8fbd11c4894868b9adf7a809
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Fri Jun 16 13:13:48 2017 +0200

    docs: create Annexes part
    
    Like in GtkSourceView.

 docs/reference/gspell-docs.xml.in |   38 ++++++++++++++++++++----------------
 1 files changed, 21 insertions(+), 17 deletions(-)
---
diff --git a/docs/reference/gspell-docs.xml.in b/docs/reference/gspell-docs.xml.in
index 432f18f..bfee747 100644
--- a/docs/reference/gspell-docs.xml.in
+++ b/docs/reference/gspell-docs.xml.in
@@ -50,23 +50,27 @@
     </chapter>
   </part>
 
-  <chapter id="object-tree">
-    <title>Object Hierarchy</title>
-    <xi:include href="xml/tree_index.sgml"/>
-  </chapter>
+  <part id="annexes">
+    <title>Annexes</title>
 
-  <index id="api-index-full">
-    <title>Index of all symbols</title>
-    <xi:include href="xml/api-index-full.xml"><xi:fallback /></xi:include>
-  </index>
-  <index id="api-index-1-2" role="1.2">
-    <title>Index of new symbols in 1.2</title>
-    <xi:include href="xml/api-index-1.2.xml"><xi:fallback /></xi:include>
-  </index>
-  <index id="api-index-1-4" role="1.4">
-    <title>Index of new symbols in 1.4</title>
-    <xi:include href="xml/api-index-1.4.xml"><xi:fallback /></xi:include>
-  </index>
+    <chapter id="object-tree">
+      <title>Object Hierarchy</title>
+      <xi:include href="xml/tree_index.sgml"/>
+    </chapter>
+
+    <xi:include href="xml/annotation-glossary.xml"><xi:fallback /></xi:include>
 
-  <xi:include href="xml/annotation-glossary.xml"><xi:fallback /></xi:include>
+    <index id="api-index-full">
+      <title>Index of all symbols</title>
+      <xi:include href="xml/api-index-full.xml"><xi:fallback /></xi:include>
+    </index>
+    <index id="api-index-1-2" role="1.2">
+      <title>Index of new symbols in 1.2</title>
+      <xi:include href="xml/api-index-1.2.xml"><xi:fallback /></xi:include>
+    </index>
+    <index id="api-index-1-4" role="1.4">
+      <title>Index of new symbols in 1.4</title>
+      <xi:include href="xml/api-index-1.4.xml"><xi:fallback /></xi:include>
+    </index>
+  </part>
 </book>