go to phpunit-4.0.0 as minimum requirement

malkusch · malkusch · commit 39a4f89b7c08 · 2015-04-03T11:15:28.000+02:00
diff --git a/composer.json b/composer.json
@@ -18,7 +18,7 @@
     },
     "require": {
         "php": ">=5.4",
-        "phpunit/phpunit": "^4",
+        "phpunit/phpunit": "^4.0.0",
         "php-mock/php-mock-integration": "^0.3"
     },
     "require-dev": {
