Moved source files to src sub-directory.

Author: davereid

toggl.php renamed to src/toggl.php

@@ -9,7 +9,7 @@
 require_once 'PHPUnit/Framework/TestCase.php';
 
 // Include the Toggl class file.
-require_once dirname(dirname(__FILE__)) . '/toggl.php';
+require_once dirname(dirname(__FILE__)) . '/src/toggl.php';
 
 class TogglTest extends PHPUnit_Framework_TestCase {
   protected $toggl;