Commit 7706033 changed the order
in which new entries are added to a feed. This commit allows the
user to choose the order herself.

…so that they all have the same structure.

This patch fixes the Travis builds which were broken due to new Flake8
versions which complained about previously accepted code.

…n-feedgen

The patch mixed tabs and spaces…

…z/python-feedgen

This patch fixes a few issues with pzll request #66 which adds supprt
for a simple GeoRSS extension.

This patch renames the entries `pubdate` method to `pubDate` to be
consistent with the feed's method as well as the documentation. Note
that for now, the old method is preserved as well but is marked as
deprecated and to be removed.

This fixes #71

This patch disables sudo on Travis to enable faster builds.

- New spec file based on Fedora packaging
- Parameter to define the order of feed entries
- Added GeoRSS extension
- Fixed pubDate name