* ui: Add login button to per service intentions for zero results
* Add login button and consistent header for when you have zero nodes
* `services` doesn't exists use `items` consequently:
Previous to this fix we would not show a more tailored message for when
you empty result set was due to a user search rather than an empty
result set straight from the backend
* Fix `error` > `@error` in ErrorState plus code formatting and more docs
* Changelog
