Fix for issue #17: ArrayObject can be found whether check the "Include non-project classes"

Author: mikhailvink

01 - Navigation/01 - Navigate to something you know/1.3. Navigate to class.txt

@@ -20,4 +20,5 @@ Command+O (Mac OS X)
 5. Filter to only check PHP files by clicking the filter icon.
 
 6. Include non-project classes.
-   Check the "Include non-project classes" checkbox and navigate to ArrayObject (PHP SPL library).
+   Check the "Include non-project classes" checkbox and search for Array.
+   With "Include non-project classes" it's possible to navigate to ArrayObject (PHP SPL library).

01 - Navigation/01 - Navigate to something you know/Code/JetBrains/Customers/Repositories/CustomerArrayProcessing.php

@@ -0,0 +1,7 @@
+<?php
+namespace Navigation1\JetBrains\Customers\Repositories;
+
+
+abstract class CustomerArrayProcessing {
+
+}