Grafana 3.1.0 Released

Grafana 3.1.0 has been released, introducing several key features and improvements, including the ability to export and import dashboards in a more portable format, making sharing and importing easier without manual updates to data source names or metric prefixes. The release also ensures that the current time range and template variable values are always synced with the URL, facilitating easier sharing of specific views. A new feature allows users to send metrics about Grafana itself, configurable in the settings, with a dedicated dashboard available for internal metrics. The update includes changes to the logging format for better filtering and drops support for Graphite PNGs in favor of Grafana's native PNGs. Users are encouraged to share dashboards on Grafana.net, with detailed descriptions to enhance community collaboration. The release acknowledges contributions from the Grafana user community, emphasizing the collaborative effort in its development.