GitLab

- Now the `parse_file` methods take a path to the file and not the string with the contents.
- `parse_file` methods now are only visible inside the crate.
- Derived `Debug` for structs.
- Improved docs by linking.

Moved `Group` `users` field to be a vector of `String`.

Also:

- Improved docs.
- Improved error messages to state they come from `redox_users`.

Some renaming and improved docs.

Details

- Renamed 'User.verify' to 'User.verify_passwd'.
- Renamed 'User.encode' to 'User.encode_passwd'.
- Revisited documentation.
- Tweaked README.