Update changelong

Author: erwstout

CHANGELOG.md

@@ -2,6 +2,13 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [4.0.1] - 2017-09-19
+# Updates
+- Updates `.eslintrc` with custom rules
+
+# Removes
+- "standard" an npm package for ESLint rules
+
 ## [4.0.0] - 2017-09-15
 # Updates
 - Clean up of global scss from #104