[mail] include Date header in generated mails (closes #5271058)
Mails without Date gets flagged as spam. Plus it's wrong anyway.
# -*- coding: utf-8 -*-
# copyright %(year)s %(author)s, all rights reserved.
# contact %(author-web-site)s -- mailto:%(author-email)s
#
%(long-license)s
"""%(distname)s repository side views, usually for notification"""