From f9dd99e93f1dc4d41c06108b4e138bd1d5de55a3 Mon Sep 17 00:00:00 2001
From: Pierre-Yves Chibon <pingou@pingoured.fr>
Date: Mar 06 2015 15:59:08 +0000
Subject: Make the mail_to field optional as otherwise we cannot reset it


---

diff --git a/progit/hooks/mail.py b/progit/hooks/mail.py
index f325a53..6d6137d 100644
--- a/progit/hooks/mail.py
+++ b/progit/hooks/mail.py
@@ -50,7 +50,7 @@ class MailForm(wtf.Form):
     ''' Form to configure the mail hook. '''
     mail_to = wtforms.TextField(
         'Mail to <span class="error">*</span>',
-        [wtforms.validators.Required()]
+        [wtforms.validators.Optional()]
     )
     active = wtforms.BooleanField(
         'Acive',