Changelog: v6.6.0-beta1 (#21619)

* Changelod: v6.6.0-beta1

* Changelog: grafana/ui v6.6.0-beta.1.0

* Changelog: moved toolkit to its own file

* Changelog: fix version

* Remove closed PR

Co-authored-by: Sofia Papagiannaki <papagian@users.noreply.github.com>

packages/grafana-toolkit/CHANGELOG.md

-# 6.4.0 (unreleased)
+# 6.6.0 (unreleased)
+
+# 6.6.0-beta1 (2020-01-20)
+
+### Features / Enhancements
+* **grafana/toolkit**: Add option to override webpack config. [#20872](https://github.com/grafana/grafana/pull/20872), [@sebimarkgraf](https://github.com/sebimarkgraf)
+
+# 6.4.0 (2019-10-01)
 
 # 6.4.0-beta2 (2019-09-25)
 

packages/grafana-ui/CHANGELOG.md

+# 6.6.0-beta.1.0 (2020-01-20)
+
+### Features / Enhancements
+* **Forms**: introduce RadioButtonGroup. [#20828](https://github.com/grafana/grafana/pull/20828), [@dprokop](https://github.com/dprokop)
+* **grafana/ui**: ConfirmModal component. [#20965](https://github.com/grafana/grafana/pull/20965), [@alexanderzobnin](https://github.com/alexanderzobnin)
+* **grafana/ui**: Create Tabs component. [#21328](https://github.com/grafana/grafana/pull/21328), [@peterholmberg](https://github.com/peterholmberg)
+* **grafana/ui**: New table component. [#20991](https://github.com/grafana/grafana/pull/20991), [@peterholmberg](https://github.com/peterholmberg)
+* **grafana/ui**: New updated time picker. [#20931](https://github.com/grafana/grafana/pull/20931), [@mckn](https://github.com/mckn)
+
+### Bug Fixes
+* **API**: Optionally list expired API keys. [#20468](https://github.com/grafana/grafana/pull/20468), [@papagian](https://github.com/papagian)
+* **grafana/ui**: Do not build grafana/ui in strict mode as it depends on non-strict libs. [#21319](https://github.com/grafana/grafana/pull/21319), [@dprokop](https://github.com/dprokop)
+
 # 6.0.0-alpha.0 (2019-02-22)
 Version update to 6.0.0 to keep @grafana/ui version in sync with [Grafana](https://github.com/grafana/grafana)