Added not used warning to skeleton.html

git-svn-id: https://svn.apache.org/repos/asf/incubator/taverna/site/trunk@1655583 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/templates/skeleton.html b/templates/skeleton.html
index cf2bd0e..5885699 100644
--- a/templates/skeleton.html
+++ b/templates/skeleton.html
@@ -1,3 +1,8 @@
+<!-- 
+     Note as of 29 Jan 2015 no page uses this template.
+     Instead the seperate header, navbar and footer are used.
+     Check ../lib/path.pm to see which pages are using which templates. 
+-->
 <!DOCTYPE html>
 <html lang="en">
   <head>