Merge pull request #840 from yuriy636/patch-1

Fix CHANGELOG's v0.3.0 date

Author: jxnblk

CHANGELOG.md

@@ -7,7 +7,7 @@
 - Fixed link to Gatsby Plugin page in `getting-started` page. Issue #602
 - Fix broken base-preset link on `theming` page
 
-## v0.3.0 2019-01-22
+## v0.3.0 2020-01-22
 
 - Split theme-ui package into `@theme-ui/core`, `@theme-ui/mdx`, and `@theme-ui/color-modes`
 - Removes `context.components` (still available through MDX context)