Fix bad tarball permissions.
Increase minimum version in python-feedparser and python-html2text
dependencies to match what upstream wants for this release.
- Update r2e wrapper script.
- Patch config.py loader (now first look in current dir like upstream,
but if not found look for $HOME/.rss2email/config.py).
- Include config.py.example also in the documentation directory.
- Various minor spec file adjustments.
