renamed namespace

tests/properties/default_values_test.php

@@ -1,6 +1,10 @@
 <?php
+namespace ParseCsv\tests\properties;
 
-class default_values_properties_Test extends PHPUnit\Framework\TestCase {
+use ParseCsv\Csv;
+use PHPUnit_Framework_TestCase as TestCase;
+
+class default_values_properties_Test extends TestCase {
 
     /**
      * CSV