Added "License" link to ASF "licenes" to the menu, as requested by https://www.apache.org/foundation/marks/pmcs#navigation

Rephrased Project History section a bit, to make it even cleaner that it's not the history of ASF...
diff --git a/src/main/docgen/book.xml b/src/main/docgen/book.xml
index c5b68d5..dd477dc 100644
--- a/src/main/docgen/book.xml
+++ b/src/main/docgen/book.xml
@@ -2103,49 +2103,17 @@
       <para/>
     </section>
 
+    <section>
+      <title><olink targetdoc="asfLicense">License</olink></title>
+
+      <para/>
+    </section>
+
     <section xml:id="history">
       <title>Project history</title>
 
-      <para>Development history, key contributors:</para>
-
-      <itemizedlist>
-        <listitem>
-          <para>Later 1999, FreeMarker 1 has appeared on SourceForge.net. It
-          was originally written by Benjamin Geer and Mike Bayer. They defined
-          the basic syntax, and more importantly, the philosophy of the tool
-          that is carried on in FreeMarker 2. Significant contributions to
-          FreeMarker 1 were made by Nicholas Cull, Holger Arendt and
-          others.</para>
-        </listitem>
-
-        <listitem>
-          <para>In early 2002, Jonathan Revusky rewrote the core
-          (parser/compiler) code using a popular parser generator tool,
-          JavaCC. This was really the basis of FreeMarker 2, which, though was
-          initially largely backward compatible with FreeMarker 1, is
-          virtually a complete rewrite. <link
-          xlink:href="http://www.szegedi.org/">Attila Szegedi</link> has made
-          significant contributions to the FreeMarker 2. Besides refactoring
-          and optimizing some of the core API's, Attila is the main author of
-          the date/time support, <literal>freemarker.ext.*</literal> packages
-          responsible for JavaBeans, Jython, and XML mappings, as well as for
-          HTTP servlet, JSP and Ant integration. Dániel Dékány is the main
-          author of the documentation, and has influenced many new features of
-          FreeMarker 2, and has helped in maintenance work. Many ideas and
-          feedback were provided by the various participants on the
-          freemarker-devel and freemarker-user mailing lists, like <link
-          xlink:href="http://sixlegs.com/">Chris Nokleberg</link>, <link
-          xlink:href="http://stephan.notatoaster.org/">Stephan Mueller</link>,
-          and many others.</para>
-        </listitem>
-
-        <listitem>
-          <para>Since 2011, Dániel Dékány does most of the maintenance work
-          and new features.</para>
-        </listitem>
-      </itemizedlist>
-
-      <para>Legal history:</para>
+      <para>FreeMarker wasn't started at the Apache Software Foundation;
+      here's the legal history of the project:</para>
 
       <itemizedlist>
         <listitem>
@@ -2205,6 +2173,45 @@
           by the ASF.</emphasis></para>
         </listitem>
       </itemizedlist>
+
+      <para>Development history, key contributors:</para>
+
+      <itemizedlist>
+        <listitem>
+          <para>Later 1999, FreeMarker 1 has appeared on SourceForge.net. It
+          was originally written by Benjamin Geer and Mike Bayer. They defined
+          the basic syntax, and more importantly, the philosophy of the tool
+          that is carried on in FreeMarker 2. Significant contributions to
+          FreeMarker 1 were made by Nicholas Cull, Holger Arendt and
+          others.</para>
+        </listitem>
+
+        <listitem>
+          <para>In early 2002, Jonathan Revusky rewrote the core
+          (parser/compiler) code using a popular parser generator tool,
+          JavaCC. This was really the basis of FreeMarker 2, which, though was
+          initially largely backward compatible with FreeMarker 1, is
+          virtually a complete rewrite. <link
+          xlink:href="http://www.szegedi.org/">Attila Szegedi</link> has made
+          significant contributions to the FreeMarker 2. Besides refactoring
+          and optimizing some of the core API's, Attila is the main author of
+          the date/time support, <literal>freemarker.ext.*</literal> packages
+          responsible for JavaBeans, Jython, and XML mappings, as well as for
+          HTTP servlet, JSP and Ant integration. Dániel Dékány is the main
+          author of the documentation, and has influenced many new features of
+          FreeMarker 2, and has helped in maintenance work. Many ideas and
+          feedback were provided by the various participants on the
+          freemarker-devel and freemarker-user mailing lists, like <link
+          xlink:href="http://sixlegs.com/">Chris Nokleberg</link>, <link
+          xlink:href="http://stephan.notatoaster.org/">Stephan Mueller</link>,
+          and many others.</para>
+        </listitem>
+
+        <listitem>
+          <para>Since 2011, Dániel Dékány does most of the maintenance work
+          and new features.</para>
+        </listitem>
+      </itemizedlist>
     </section>
   </chapter>
 </book>
diff --git a/src/main/docgen/docgen.cjson b/src/main/docgen/docgen.cjson
index f66a437..1c98942 100644
--- a/src/main/docgen/docgen.cjson
+++ b/src/main/docgen/docgen.cjson
@@ -93,6 +93,7 @@
   asfThanks: "http://www.apache.org/foundation/thanks.html"
   asfHome: "http://www.apache.org/"
   asfIncubator: "http://incubator.apache.org/"
+  asfLicense: "http://www.apache.org/licenses/"
   
   emacsPluginDownload: "https://sourceforge.net/projects/freemarker/files/editor-plugins/ftl.el/download"
   kwritePluginDownload: "https://sourceforge.net/projects/freemarker/files/editor-plugins/kwriteftl.tar.gz/download"