Fix 500 when saving /site/edit without email
When saving /site/edit with no no_reply_email set, a 500 error page
would be returned due to an empty value being passed as value to
the datastore (which is not allowed for email fields).
#info {
display: block;
padding: 10px; margin-bottom: 20px;
border: 1px solid #333;
background-color: #efefef;
}
#dynamic-add {
list-style: none;
}
#dynamic-add li.handle {
display: block;
padding: 20px 10px; margin-bottom: 3px;
background-color: #efefef;
cursor: move;
}