this release fixes a defect where we were naively stripping timezone data which is only a
valid strategy if the local timezone equals the timezone set in the datetime object.
Special thanks to Chad Birch for the defect report, patch, and tests.
changed setup.py
Special thanks to David Beitey (http://davidjb.com/) for supplying code and inspiration for this update!
All changes are backward compatible.
Changelog:
* added support for future dates
* added optional format_past keyword argument string for custom output
* added optional format_future keyword argument string for custom output
* added 13 tests to help prevent regressions
* Updated the README.rst documentation for better coverage
