Merge remote-tracking branch 'origin/master'

Conflicts:
	readme.md

readme.md

@@ -6,6 +6,9 @@ Are you tired from casting objects and array to each other? Ary is a light class
 2. You will get `null` if an index does not exists. 
 3. You can specify a default value for a missing index. 
 
+* The class (`Ary()`) requires PHP 5.4 or newer.
+* The helper function (`ary()`) requires PHP 5.6 or newer. 
+
 ~~~~~
 // instantiation
 $ary = new Ary();

src/Ary.php

@@ -1,8 +1,8 @@
 <?php
 /**
- * Created by PhpStorm.
+ * Created Reza Salarmehr.
  *
- * Inspired by Laravel Collection and Arr class.
+ * Some methods are from Laravel source code.
  *
  * Date: 18/09/2015
  * Time: 22:37