- Use tarball from https://pypi.python.org/
- Fix download link used as source

- New upstream release 3.5
- Changelog for 3.5
* Let to_unicode be more graceful for non-unicode strings, as like CMFPlone’s safe_unicode does it. [thet]
- Changelog for 3.4
* Switch to unicode internally. This should fix all en/decoding errors. [thet]
* Support for non-ascii parameter values. Fixes #88. [warvariuc]
* Added functions to transform chars in string with ‘\’ + any of r’,;:’ chars into ‘%{:02X}’ form to avoid splitting on chars escaped with ‘\’. [warvariuc]
* Allow seconds in vUTCOffset properties. Fixes #55. [thet]
* Let Component.decode better handle vRecur and vDDDLists properties. Fixes #70. [thet]
* Don’t let Component.add re-encode already encoded values. This simplifies the API, since there is no need explicitly pass encode=False. Fixes #82. [thet]
* Rename tzinfo_from_dt to tzid_from_dt, which is what it does. [thet]
* More support for dateutil parsed tzinfo objects. Fixes #89. [leo-naeka]
* Remove python-dateutil version fix at all. Current python-dateutil has Py3 and Py2 compatibility. [thet]
* Declare the required python-dateutil dependency in setup.py. Fixes #90. [kleink]
* Raise test coverage. [thet]
* Remove interfaces module, as it is unused. [thet]
* Remove test_doctests.py, test suite already created properly in test_icalendar.py. [rnix]
* Transformed doctests into unittests, Test fixes and cleanup. [warvariuc] (forwarded request 206364 from posophe)