Require PHPUnit 6

lstrojny · lstrojny · commit ae81e94dd910 · 2017-02-26T19:09:56.000+01:00
diff --git a/composer.json b/composer.json
@@ -23,7 +23,7 @@
     "require-dev": {
         "internations/kodierungsregelwerksammlung": "dev-master",
         "internations/testing-component": "dev-master",
-        "phpunit/phpunit": ">=5.4"
+        "phpunit/phpunit": ">=6"
     },
     "autoload": {
         "psr-4": {"InterNations\\Component\\HttpMock\\": "src/"}
