Set copyright year to 2019 (credit: Julien Nioche <julien@digitalpebble.com>)
diff --git a/_includes/footer.html b/_includes/footer.html
index 3dde496..f7dc274 100644
--- a/_includes/footer.html
+++ b/_includes/footer.html
@@ -43,7 +43,7 @@
         <hr/>
         <div class="row">   
             <div class="col-md-12">
-                <p align="center">Copyright © 2015 <a href="http://www.apache.org">Apache Software Foundation</a>. All Rights Reserved. 
+                <p align="center">Copyright © 2019 <a href="http://www.apache.org">Apache Software Foundation</a>. All Rights Reserved. 
                     <br>Apache Storm, Apache, the Apache feather logo, and the Apache Storm project logos are trademarks of The Apache Software Foundation. 
                     <br>All other marks mentioned may be trademarks or registered trademarks of their respective owners.</p>
             </div>