Update changelog

Author: bbrala

CHANGELOG.md

@@ -4,6 +4,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [0.9.0] - 2018-08-30
+
+### Added
+
+* Added Laravel 5.6 support
+* Travis now runs tests on all supported versions of Laravel 
+
+
 ## [0.8.0] - 2018-08-14
 
 ### Changed