- Adding a user opens a dialog (name, role, password, role guide) from an
  Add user button, like setting a password, instead of a form left open
  under the user list; errors show in the dialog and it closes on success
- Settings > Web Interface > Dashboard is gone: each Status tile sets its
  own Figures in the layout editor. A choice saved with the old picker is
  still the default for a Status tile with no Figures of its own
- First-values latency test runs at 1.5 s per round trip, so a busy
  machine's few hundred ms stay inside the 3-round-trip budget