Removes hhvm from travis.yml file

Author: coconutcraig

.travis.yml

@@ -3,7 +3,6 @@ language: php
 php:
   - 7.0
   - 7.1
-  - hhvm
 
 # This triggers builds to run on the new TravisCI infrastructure.
 # See: http://docs.travis-ci.com/user/workers/container-based-infrastructure/

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## [Unreleased]
 
+### Changed
+- Removes hhvm from travis.yml file [`bfa3c1739e`](https://github.com/coconutcraig/laravel-postmark/commit/bfa3c1739e) 
+
 ## [0.1.0] - 2017-01-29
 
 ### Added