## 2020-04-03, Version 1.6.0.0

### Infrastructure
  * Add release workflow ([#180](https://github.com/opendistro-for-elasticsearch/alerting/pull/180))
  * Update 'checkout' action in test-workflow.yml ([#183](https://github.com/opendistro-for-elasticsearch/alerting/pull/183))
  * Add workflow - Push Notification Jar to Maven ([#174](https://github.com/opendistro-for-elasticsearch/alerting/pull/174))
  * Updates java version in push notification workflow ([#187](https://github.com/opendistro-for-elasticsearch/alerting/pull/187))
  
### Maintenance
  * Adds support for Elasticsearch 7.6.1 ([#186](https://github.com/opendistro-for-elasticsearch/alerting/pull/186))