First import of Wordpress exported posts
Replace old references to Seb's repo
Replace references to wiki docs
Replace references to other blog posts
Add blog authors
Add blog images.

Deprecate /images folder in favour of /assets/img.
Update refs to demo server.
Fixup blockquote

Using markdown syntax means that links are preserved within the text.
Add an Atom feed.
Move PDF - serve locally
Link to locale PDF.
Get rid of uncategorized path, update links to blog posts.
Merge branch 'gh-pages-blog' into gh-pages