v3.3.0

What's Changed

• Process css files so that they get digested paths for asset files by @jcoyne in #476. This allows you to use sprockets-rails together with cssbundling-rails and be able to reference assets in the asset pipeline without additional compilation.
• Raise the error that includes an error message by @ghiculescu in #472

Full Changelog: v3.2.2...v3.3.0