upgrading website to let it be buildable with last maven
diff --git a/pom.xml b/pom.xml
index 90c0edb..04fe901 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.apache</groupId>
         <artifactId>apache</artifactId>
-        <version>17</version>
+        <version>18</version>
     </parent>
 
     <groupId>org.apache.batchee</groupId>
@@ -469,12 +469,12 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-site-plugin</artifactId>
-                <version>3.3</version>
+                <version>3.5.1</version>
                 <dependencies>
                     <dependency>
                         <groupId>org.apache.maven.doxia</groupId>
                         <artifactId>doxia-module-markdown</artifactId>
-                        <version>1.3</version>
+                        <version>1.7</version>
                     </dependency>
                 </dependencies>
             </plugin>
@@ -526,6 +526,7 @@
                 <version>2.9.1</version>
                 <configuration>
                     <notimestamp>true</notimestamp>
+                    <additionalparam>-Xdoclint:none</additionalparam>
                 </configuration>
                 <reportSets>
                     <reportSet>
diff --git a/src/site/site.xml b/src/site/site.xml
index cef09ce..7adcd93 100644
--- a/src/site/site.xml
+++ b/src/site/site.xml
@@ -45,15 +45,13 @@
   <skin>
     <groupId>org.apache.maven.skins</groupId>
     <artifactId>maven-fluido-skin</artifactId>
-    <version>1.3.0</version>
+    <version>1.5</version>
   </skin>
 
   <body>
 
-    <head>
-
+    <head><![CDATA[
       <script type="text/javascript">
-
         (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
         (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
         m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
@@ -61,10 +59,8 @@
 
         ga('create', 'UA-3211522-15', 'apache.org');
         ga('send', 'pageview');
-
       </script>
-
-    </head>
+    ]]></head>
 
     <menu name="User Guide">
       <item name="Home" href="/index.html"/>
@@ -83,7 +79,7 @@
       <item name="Thanks" href="http://www.apache.org/foundation/thanks.html"/>
     </menu>
 
-    <footer>
+    <footer><![CDATA[
   <div class="container">
     <footer id="main-footer">
       <p class="text-muted">
@@ -96,7 +92,7 @@
       <a href="/privacy-policy.html">Privacy Policy</a>
     </footer>
   </div> <!-- /container -->
-    </footer>
+      ]]></footer>
 
   </body>
 </project>