Changes PHPUnit version to 4.8 to support PHP v5.3 and up

Eoghan O'Brien · Eoghan O'Brien · commit a8bf3a7074b3 · 2017-02-16T14:42:53.000-06:00
diff --git a/composer.json b/composer.json
@@ -17,7 +17,7 @@
         "php": ">=5.2.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "~5.7",
+        "phpunit/phpunit": "~4.8",
         "squizlabs/php_codesniffer": "~2.8"
     },
     "autoload": {
