Update CHANGELOG

Author: mmistakes

CHANGELOG.md

@@ -10,6 +10,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Changed
 - Adjust default skin colors to meet WCAG 2 AA. [#68](https://github.com/mmistakes/jekyll-theme-basically-basic/pull/68)
 
+### Fixed
+- Fix JavaScript error when search is not enabled. [#66](https://github.com/mmistakes/jekyll-theme-basically-basic/pull/66)
+
 ## [1.4.0] - 2018-04-02
 
 ### Changed