Merge pull request #825 from thanosp/formViewIterator-bc-break-fix

BC break fix. get for forms is now getVar

Util/FormViewIterator.php

@@ -61,7 +61,7 @@ class FormViewIterator implements \RecursiveIterator
      */
     public function key()
     {
-        return $this->current()->get('id');
+        return $this->current()->getVar('id');
     }
 
     /**