description note

src/c3nav/editor/templates/editor/finalize.html

@@ -59,6 +59,7 @@
                 <h2>Pull Request created</h2>
                 <p>Click the link below to go to the pull request:</p>
                 <p><a href="" id="pull_request_link"></a></p>
+                <p><em>You really should do so if you want to add a description.</em></p>
             </div>
             <p id="alternatively">Alternatively, you can copy your edit below and send it to the maps maintainer.</p>
         </div>