fix unit test and run in processIsolation mode

Author: ychadwick

Tests/EventListener/PageListenerTest.php

@@ -154,7 +154,7 @@ public function testPostUpdate_WithStdClass()
                 ->disableOriginalConstructor()
         	    ->getMock();
 
-        $em->expects($this->oncde())
+        $em->expects($this->once())
             ->method('getUnitOfWork')
             ->will($this->returnValue($uow));
 

phpunit.xml.dist

@@ -6,9 +6,9 @@
          convertErrorsToExceptions="true"
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"
-         processIsolation="false"
-         stopOnFailure="false"
-         syntaxCheck="false"
+         processIsolation="true"
+         stopOnFailure="true"
+         syntaxCheck="true"
          bootstrap="./vendor/autoload.php">
 
     <!--