Bug 520351 - [MARTE][release] Create a 1.2.2 release

- Add missing navigation bar to website

Signed-off-by: Ansgar Radermacher <ansgar.radermacher@cea.fr>
diff --git a/src/site/site.xml b/src/site/site.xml
index ea35012..84e1211 100644
--- a/src/site/site.xml
+++ b/src/site/site.xml
@@ -44,7 +44,7 @@
       <toc>top</toc>
       <tocTopMax>6</tocTopMax>
       <!-- Include the documentation and tools in the top navigation (in addition to links) -->
-      <topNav>parent|modules|doc</topNav>
+      <topNav>parent|modules|doc|download</topNav>
       <!-- Split menus in the bottom navigation -->
       <bottomNav maxSpan="9" >
         <column>DevLinks|ref</column>