Grafana v5.2 Released

Grafana v5.2 introduces significant updates, including the much-anticipated Elasticsearch alerting and native builds for ARM, addressing key community requests. This release enhances security by prompting users to change the default administrator password and improves the Docker image with support for Docker secrets, allowing sensitive configuration data to be securely managed. Prometheus support is refined with alignment enhancements for consistent query results, while InfluxDB gains a new mode function. Grafana now includes an alert notification channel for Discord and introduces improvements in dashboard management, such as enhanced import functionality and clearer options for saving time ranges and variables. The release is a result of collaboration with the community, emphasizing gratitude for their contributions, and offers improved cross-platform support through an updated build pipeline.