Merge pull request #1081 from Shopify/prepare-3.9.0-release

prepare 3.9.0 release

Author: danrosenthal

CHANGELOG.md

@@ -8,6 +8,19 @@ The format is based on [these versioning and changelog guidelines](https://git.i
 
 ---
 
+## 3.9.0 - 2019-02-21
+
+### Enhancements
+
+- Used `base-tight` `spacing` value instead of `rem(12px)` ([#1044](https://github.com/Shopify/polaris-react/pull/1044))
+
+### Bug fixes
+
+- Fixed the `focused` prop on `TextField` so it sets the focus state ([#990](https://github.com/Shopify/polaris-react/pull/990))
+- Resolved an unsupported `React.Fragment` syntax ([#1080](https://github.com/Shopify/polaris-react/pull/1080))
+- Constrained `DropZone` height based on inherited wrapper height [#908](https://github.com/Shopify/polaris-react/pull/908)
+- Reverted a change that adjusted padding in the `Card` component introduced in ([#962](https://github.com/Shopify/polaris-react/pull/962))
+
 ## 3.8.0 - 2019-02-20
 
 ### New components

UNRELEASED.md

@@ -10,14 +10,8 @@ Use [the changelog guidelines](https://git.io/polaris-changelog-guidelines) to f
 
 ### Enhancements
 
-- Used `base-tight` `spacing` value instead of `rem(12px)` ([#1044](https://github.com/Shopify/polaris-react/pull/1044))
-
 ### Bug fixes
 
-- Fixed the `focused` prop on `TextField` so it sets the focus state ([#990](https://github.com/Shopify/polaris-react/pull/990))
-- Resolved an unsupported `React.Fragment` syntax ([#1080](https://github.com/Shopify/polaris-react/pull/1080))
-- Constrained `DropZone` height based on inherited wrapper height [#908](https://github.com/Shopify/polaris-react/pull/908)
-
 ### Documentation
 
 ### Development workflow