Improve CSS preprocessors situation
Merge pull request #317 from HeroicEric/fix-css-preprocessors

Improve CSS preprocessors situation
Update README.md
[Fixes #324]
Merge pull request #325 from HeroicEric/fix-plain-css

[Fixes #324]
remove blueprint to prevent confusing for now, we can re-add it once we have time to make it work.
Version bump and updated CHANGELOG
Merge pull request #329 from twokul/version-bump-23

Version bump and updated CHANGELOG