UBOS website and documentation

On-line at ubos.net

• The main site is created with Jekyll. Sources are in directory jekyll.
• The /docs subdirectory is created with Sphinx. Sources are in directory sphinx.

Note that the Sphinx parts use the CSS generated by Jekyll.

Found errors, omissions, improvements? Submit a pull request!

To re-generate the site:

   make clean all

The result will be in directory stage.