Require PHP version 5.6+.

Author: pawaclawczyk

.travis.yml

@@ -1,9 +1,9 @@
 language: php
 
 php:
-  - 5.5
   - 5.6
   - 7.0
+  - hhvm
 
 matrix:
   include:

composer.json

@@ -10,7 +10,7 @@
         }
     ],
     "require": {
-        "php": ">=5.5",
+        "php": ">=5.6",
         "symfony/framework-bundle": "~2.5",
         "simple-bus/symfony-bridge": "^4.1",
         "ramsey/uuid": "~3.0",