Merge pull request #76 from salman0802/patch-1

Update ApplicationCharge.php

Author: tareqtms

lib/ApplicationCharge.php

@@ -21,4 +21,9 @@ class ApplicationCharge extends ShopifyResource
      * @inheritDoc
      */
     public $countEnabled = false;
-}
+    
+    // To activate ApplicationCharge
+    protected $customPostActions = array(
+       'activate',
+   );
+}