Context Navigation

Changes between Initial Version and Version 3 of Ticket #16391

-              initial
+              v3
 usage would be similar to url, but with args/kwargs that don't match the url regex.
 E.g: {% urlplaceholder User username='<%username%>' %}, where my url rule only allows a-z usernames.
+E.g: `{% urlplaceholder User username='<%username%>' %}`, where my url rule only allows a-z usernames.
 (Currently, you can't do this).
 …
 Example:
+{{{
 <script id='UserTemplate' type='jqueryTemplate'>
 <a href='{% urlplaceholder User username='<%username%>' %}'>
 …
 </a>
 </script>
+}}}