This is deprecated for modern versions of Home Assistant
I currently use this configuration instead:
https://github.com/LarsBergqvist/home-assistant-config
My configurations for Home Assistant
I use Home Assistant's Weblinks to access my graph app (https://larsbergqvist.wordpress.com/2016/07/10/a-web-app-for-iot-data-visualization/):
and also to access my self-hosted Grafana/InfluxDB environment (https://larsbergqvist.wordpress.com/2017/03/02/influxdb-and-grafana-for-sensor-time-series/):