add note about making sure to include boostrap-twipsy before popover script

docs/javascript.html

@@ -530,6 +530,7 @@ $('#.tabs').bind('change', function (e) {
       <div class="row">
         <div class="span4 columns">
           <p>The popover plugin provides a simple interface for adding popovers to your application. It extends the <a href="#twipsy">bootstrap-twipsy.js</a> plugin, so be sure to grab that file as well when including popovers in your project!</p>
+           <p><span class="label notice">Notice</span> You must include the bootstrap-twipsy.js file <strong>before</strong> bootstrap-popover.js.</p>
           <a href="../js/bootstrap-popover.js" target="_blank" class="btn primary">Download</a>
         </div>
         <div class="span12 columns">