***Data Source Proxy**: Add support for whitelisting specified cookies that will be passed through to the data source when proxying data source requests [#5457](https://github.com/grafana/grafana/issues/5457), thanks [@robingustafsson](https://github.com/robingustafsson)
## Fixes
***Sensu**: Send alert message to sensu output [#9551](https://github.com/grafana/grafana/issues/9551), thx [@cjchand](https://github.com/cjchand)
# 4.6.0-beta3 (unreleased)
***Prometheus**: Fix for browser crash for short time ranges. [#9575](https://github.com/grafana/grafana/issues/9575)
***Heatmap**: Fix for y-axis not showing. [#9576](https://github.com/grafana/grafana/issues/9576)
