Upgrade dependencies and setup for 0.8.5.

- Upgrade and fix versions for dependencies
- Use the typogrify package on pypi
- Fix tests that break because of the upgrades
- Bump version
Reuse `fswrap` and `commando.util` modules.

*   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.
Bump version, update changelog & authors.