Added a missed test file and updated the CHANGELOG

CHANGELOG.md

@@ -30,6 +30,7 @@ This document is formatted according to the principles of [Keep A CHANGELOG](htt
 - Update paths to screenshots for examples ([270](https://github.com/cucumber/godog/pull/270) - [leviable])
 - Made progress formatter verification a bit more accurate ([lonnblad])
 - Added comparison between single and multi threaded runs ([272](https://github.com/cucumber/godog/pull/272) - [lonnblad])
+- Fixed issue with empty feature file causing nil pointer deref ([288](https://github.com/cucumber/godog/pull/288) - [lonnblad])
 
 ## [0.9.0]