***Provisioning**: Fixed issue where empty nested keys in YAML provisioning caused server crash, [#19547](https://github.com/grafana/grafana/pull/19547)
***ImageRendering**: Fixed issue with image rendering in enterprise build (Enterprise)
***Reporting**: Fixed issue with reporting service when STMP disabled (Enterprise).
# 6.4.0 (2019-10-01)
### Features / Enhancements
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@@ -39,6 +47,7 @@
# 6.4.0-beta1 (2019-09-17)
### Features / Enhancements
***Reporting**: Created scheduled PDF reports for any dashboard (Enterprise).
***API**: Readonly datasources should not be created via the API. [#19006](https://github.com/grafana/grafana/pull/19006), [@papagian](https://github.com/papagian)
***Alerting**: Include configured AlertRuleTags in Webhooks notifier. [#18233](https://github.com/grafana/grafana/pull/18233), [@dominic-miglar](https://github.com/dominic-miglar)
***Annotations**: Add annotations support to Loki. [#18949](https://github.com/grafana/grafana/pull/18949), [@aocenas](https://github.com/aocenas)
