Combine user / reference information into gtk-doc generated manual.

docs/reference/harfbuzz-docs.xml

@@ -6,7 +6,7 @@
 ]>
 <book id="index">
   <bookinfo>
-    <title>HarfBuzz Reference Manual</title>
+    <title>HarfBuzz Manual</title>
     <releaseinfo>
       for HarfBuzz &version;.
       <!--The latest version of this documentation can be found on-line at
@@ -14,8 +14,20 @@
     </releaseinfo>
   </bookinfo>
 
+  <part>
+    <title>User's manual</title>
+      <xi:include href="../usermanual-ch01.xml"/>
+      <xi:include href="../usermanual-ch02.xml"/>
+      <xi:include href="../usermanual-ch03.xml"/>
+      <xi:include href="../usermanual-ch04.xml"/>
+      <xi:include href="../usermanual-ch05.xml"/>
+      <xi:include href="../usermanual-ch06.xml"/>
+  </part>
+
+  <part>
+    <title>Reference manual</title>
       <chapter>
-    <title>[Insert title here]</title>
+        <title>Harfbuzz API</title>
         <xi:include href="xml/hb.xml"/>
         <xi:include href="xml/hb-common.xml"/>
         <xi:include href="xml/hb-unicode.xml"/>
@@ -62,4 +74,5 @@
       </index>
 
       <xi:include href="xml/annotation-glossary.xml"><xi:fallback /></xi:include>
+  </part>
 </book>