Make static anlisys pass

phpunit.xml.dist

@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 
 <phpunit
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/8.0/phpunit.xsd"
         colors="true"
-        checkForUnintentionallyCoveredCode="true"
         beStrictAboutOutputDuringTests="true"
         forceCoversAnnotation="true"
         verbose="true"
@@ -20,17 +21,10 @@
     <whitelist>
         <directory suffix=".php">./src/</directory>
     </whitelist>
-    <blacklist>
-      <directory>./vendor/</directory>
-    </blacklist>
   </filter>
   <logging>
     <log type="coverage-html"
-         title="phpDocumentor Reflection DocBlock"
          target="build/coverage"
-         charset="UTF-8"
-         yui="true"
-         highlight="false"
          lowUpperBound="35"
          highLowerBound="70"/>
   </logging>