Make the fedocal tests pass for August
Recent version of dateutil are valid for python 2
Fix encoding issues for chinese characters
Specify the email is sent as plain text

This setting will make the SMTP library base64 encode the email is needed which
will solve the problem of sending/displaying non-utf8 characters such as the
chinese alphabet.
Merge pull request #135 from fedora-infra/fix_encoding

Fix encoding