changelog: add notes about heatmap issues #15683 #14019

CHANGELOG.md

@@ -5,12 +5,15 @@
 
 ### Minor
 * **Cloudwatch**: Add AWS RDS MaximumUsedTransactionIDs metric [#15077](https://github.com/grafana/grafana/pull/15077), thx [@activeshadow](https://github.com/activeshadow)
+* **Heatmap**: `Middle` bucket bound option [#15683](https://github.com/grafana/grafana/issues/15683)
+* **Heatmap**: `Reverse order` option for changing order of buckets [#15683](https://github.com/grafana/grafana/issues/15683)
 
 ### Bug Fixes
 * **Api**: Invalid org invite code [#10506](https://github.com/grafana/grafana/issues/10506)
 * **Datasource**: Handles nil jsondata field gracefully [#14239](https://github.com/grafana/grafana/issues/14239)
 * **Gauge**: Interpolate scoped variables in repeated gauges [#15739](https://github.com/grafana/grafana/issues/15739)
 * **Datasource**: Empty user/password was not updated when updating datasources [#15608](https://github.com/grafana/grafana/pull/15608), thx [@Maddin-619](https://github.com/Maddin-619)
+* **Heatmap**: legend shows wrong colors for small values [#14019](https://github.com/grafana/grafana/issues/14019)
 
 # 6.0.1 (2019-03-06)