Right now the dashboard is practically empty, so there’s no point to
make it the landing page.

Refs #10

For whatever reason zbarimg talks to dbus by default. We neither need
nor want that.

Test retries may re-use the same capsule. For more complex tests this
may cause interference with settings assigned in previous runs.

We don’t want any browsers to fail anymore so we might as well get rid
of this configuration.

The backend API recently switched from a simple no-verification
registration to an email based verification workflow.