Serialize incoming zoned date/datetime instances into strings of the appropriate format before relaying to taskwarrior.
Adding two additional requirements (sorry).
Fixing requirement name.
Overriding _stub_task to preserve due date; display the actual error message when a task is not creatable.
Use string_types rather than basestring.
Use six.text_type rather than a unicode literal.
Merge pull request #34 from latestrevision/fix_date_serialization

Serialize incoming zoned date/datetime instances into strings of the app...