Update test config to continue on failure

phpunit.xml

@@ -7,7 +7,7 @@
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"
          processIsolation="false"
-         stopOnFailure="true">
+         stopOnFailure="false">
     <testsuites>
         <testsuite name="Versionable Suite">
             <directory>tests/</directory>