-Version 2.8.0 (2017-05-??)
+Version 2.8.0 (2017-10-??)
- Stop supporting Python 2.6.
+ Python 3.
Monkey-patch email.message._formatparam under Python 3:
replace it with _formatparam from Python 2.7
Fix: do not decode bytes to unicode under Python 2.7.
- Fixed last problems with Python 3.
+ Stop supporting Python 2.6.
Version 2.7.0 (2017-04-26)