Version 4.0.3 is released
This is strictly a bugfix release, which fixes the following issues:
- Handle empty posts without crashing.
- Treat wordpress imported posts as Markdown.
- Download attachments from wordpress
- Fix links to attachments so they work
- Change the global/local order of contexts on templates.
- Link tag's feed in tag's pages.
- Fix empty tag feeds.
- Refactored Post out of nikola.py