add instructions for retro-fitting form-based auth.
jsendpraat 3.3
Update CHANGELOG
Latest nzilbb... libraries.
Ensure the edit/layers/regenerate endpoint works with JDK calls.
Remove JNLP utilities links, they no longer work.
Don't redirect to task page if it's an DSK request.
Use SVG icon for express.
Disable unused utilities.
Fix home page help link.