new info form

app/UI/Client/Setting/Forms/InfoForm.php

@@ -57,7 +57,7 @@ class InfoForm extends BaseForm implements ClientArea
         $this->addInternalAlert($message, null, 100);
         $row = new InputGroup('MX');
         $row->addInputComponent((new InputGroupElements\Text('mxthurdata'))->addHtmlAttribute('readonly','true'));
-        $row->addInputAddon('', false, '↓');
+        $row->addInputAddon('', false, '⇔');
         $row->addInputComponent((new InputGroupElements\Text('mxactive'))->addHtmlAttribute('readonly','true'));
         $this->addSection($row);
         $row = new InputGroup('SPF');