Tests are not part of the core logic of Hyde, and they should not be
packaged as such.

remove unneeded parameter

remove debug statements

rename thumb_size -> thumb_scale_size

*   Remove `hyde.fs` use `fswrap` package instead.
*   Remove logging functions from `hyde.util`. Use `commando.util`
    instead.
*   Remove `hyde.loader`. Use `commando.util.load_python_object`
    instead.

This allow to handle media_url to external site (like
http://media.example.com).

BeautifulSoup is not compatible with HTML 5 and may mangle your
document. We provide a simple parser that should work in most cases.

This plugin adds `width` and `height` tags to `img` when they are not
present. It also adds them when only one of them is present
(respecting proportions).