- more modern skin, compatible with maven-site-plugin version 3.8.2

git-svn-id: https://svn.apache.org/repos/asf/turbine/core/trunk@1877201 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/site/site.xml b/src/site/site.xml
index 2c6d070..f1090d9 100644
--- a/src/site/site.xml
+++ b/src/site/site.xml
@@ -29,6 +29,11 @@
   <bannerRight>
     <src>/images/logo.gif</src>
   </bannerRight>
+  <skin>
+    <groupId>org.apache.maven.skins</groupId>
+    <artifactId>maven-fluido-skin</artifactId>
+    <version>1.8</version>
+  </skin>
 
   <body>
     <menu name="General Information">
@@ -100,4 +105,10 @@
       <item name="Todo"                  href="/todo.html"/>
     </menu>
   </body>
+  <custom>
+      <fluidoSkin>
+        <topBarEnabled>false</topBarEnabled>
+        <sideBarEnabled>true</sideBarEnabled>
+      </fluidoSkin>
+  </custom>
 </project>