Tooltip demo: Add note about interactive tooltips.

Author: scottgonzalez

demos/tooltip/delegation-mixbag.html

@@ -81,6 +81,7 @@ <h3><a href="http://maps.google.com/maps?q=london,+england&z=11" data-geo="51.50
 
 <div class="demo-description">
 <p>Shows how to combine different event delegated tooltips into a single instance, by customizing the items and content options.</p>
+<p>We realize you may want to interact with the map tooltips. This is a planned feature for a future version.</p>
 </div><!-- End demo-description -->
 
 </body>