Update changelog.

Author: nedtwigg

Diff for: CHANGELOG.md

@@ -1,6 +1,8 @@
 # JScriptBox releases
 
 ## [Unreleased]
+### Fixed
+- Nashorn script engine is now searched for using the Nashorn classloader rather than the current thread context classloader ([#3](https://github.com/diffplug/jscriptbox/pull/3) to help fix [spotless#803](https://github.com/diffplug/spotless/issues/803)).
 
 ## [3.0.0] - 2015-09-21
 - First stable release.